id string | year int64 | authors string | title string | language string | num_authors int64 | num_women_authors int64 | woman_as_first_author int64 | affiliations string | num_affilitations int64 | at_least_one_international_affiliation int64 | international_affilitation_only int64 | international_authors int64 | names_international_authors string | num_compay_authors int64 | names_company_authors string | countries_affilitations string | cities_affiliations string | abstract string | introduction string | conclusion string | num_topics int64 | topics string |
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1_2014 | 2,014 | Azad Abad, Alessandro Moschitti | Creating a standard for evaluating Distant Supervision for Relation Extraction | ENG | 2 | 0 | 0 | Università di Trento, Qatar Computing Research Institute | 2 | 1 | 0 | 1 | Alessandro Moschitti | 0 | 0 | Italy, Qatar | Trento, Rome, Ar-Rayyan | This paper defines a standard for comparing relation extraction (RE) systems based on a Distant Supervision (DS). We integrate the well-known New York Time corpus with the more recent version of Freebase. Then, we define a simpler RE system based on DS, which exploits SVMs, tree kernels and a simple one-vs-all strategy... | Currently, supervised learning approaches are widely used to train relation extractors. However, manually providing large-scale human-labeled training data is costly in terms of resources and time. Besides, (i) a small-size corpus can only contains few relation types and (ii) the resulting trained model is domain-depen... | We have proposed a standard framework, simple RE models and an upgraded version of NYT-FB for more easily measuring the research progress in DS research. Our RE model is based on SVMs, can manage overlapping relations and exploit syntactic information and lexical features thanks to tree kernels. Additionally, we have s... | 7 | Lexical and Semantic Resources and Analysis |
2_2014 | 2,014 | Paolo Annesi, Danilo Croce, Roberto Basili | Towards Compositional Tree Kernels | ENG | 3 | 0 | 0 | Università di Roma Tor Vergata | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Rome | Several textual inference tasks rely on kernel-based learning. In particular Tree Kernels (TKs) proved to be suitable to the modeling of syntactic and semantic similarity between linguistic instances. In order to generalize the meaning of linguistic phrases, Distributional Compositional Semantics (DCS) methods have bee... | Tree Kernels (TKs) (Collins and Duffy, 2001) are consolidated similarity functions used in NLP for their ability in capturing syntactic information directly from parse trees and used to solve complex tasks such as Question Answering (Moschitti et al., 2007) or Semantic Textual Similarity (Croce et al., 2012). The simil... | In this paper, a novel kernel function has been proposed in order to exploit Distributional Compositional operators within Tree Kernels. The proposed approach propagates lexical semantic information over an entire tree, by building a Compositionally labeled Tree. The resulting Compositional Smoothed Partial Tree Kernel... | 22 | Distributional Semantics |
3_2014 | 2,014 | Zhenisbek Assylbekov, Assulan Nurkas | Initial Explorations in Kazakh to English Statistical Machine Translation | ENG | 2 | 0 | 0 | Nazarbayev University | 1 | 1 | 1 | 2 | Zhenisbek Assylbekov, Assulan Nurkas | 0 | 0 | Kazakhstan | Astana | This paper presents preliminary results of developing a statistical machine translation system from Kazakh to English. Starting with a baseline model trained on 1.3K and then on 20K aligned sentences, we tried to cope with the complex morphology of Kazakh by applying different schemes of morphological word segmentation... | The availability of considerable amounts of parallel texts in Kazakh and English has motivated us to apply statistical machine translation (SMT) paradigm for building a Kazakh-to-English machine translation system using publicly available data and open-source tools. The main ideas of SMT were introduced by researchers ... | The experiments have shown that a selective morphological segmentation improves the performance of an SMT system. One can see that in contrast to Bisazza and Federico’s results (2009), in our case MS11 downgrades the translation performance. One of the reasons for this might be that Bisazza and Federico considered tran... | 10 | Machine Translation |
4_2014 | 2,014 | Giuseppe Attardi, Vittoria Cozza, Daniele Sartiano | Adapting Linguistic Tools for the Analysis of Italian Medical Records | ENG | 3 | 1 | 0 | Università di Pisa | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | We address the problem of recognition of medical entities in clinical records written in Italian. We report on experiments performed on medical data in English provided in the shared tasks at CLEF-ER 2013 and SemEval 2014. This allowed us to refine Named Entity recognition techniques to deal with the specifics of medic... | One of the objectives of the RIS project (RIS 2014) is to develop tools and techniques to help identifying patients at risk of evolving their disease into a chronic condition. The study relies on a sample of patient data consisting of both medical test reports and clinical records. We are interested in verifying whethe... | We presented a series of experiments on biomedical texts from both medical literature and clinical records, in multiple languages, that helped us to refine the techniques of NE recognition and to adapt them to Italian. We explored supervised techniques as well as unsupervised ones, in the form of word embeddings or wor... | 20 | In-domain IR and IE |
5_2014 | 2,014 | Alessia Barbagli, Pietro Lucisano, Felice Dell'Orletta, Simonetta Montemagni | Tecnologie del linguaggio e monitoraggio dell'evoluzione delle abilità di scrittura nella scuola secondaria di primo grado | ITA | 5 | 2 | 1 | Sapienza Università di Roma, CNR-ILC | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Rome, Pisa | The last decade has seen the increased international use of language technologies for the study of learning processes. This contribution, which is placed within a wider research of experimental pedagogy, reports the first and promising results of a study aimed at monitoring the evolution of the Italian language learnin... | The use of language technologies for the study of learning processes and, in more applied terms, the construction of the so-called Intelligent Computer-Assisted Language Learning systems (ICALL) `and more and more at the center of interdisciplinary research that aims to highlight how methods and tools of automatic lang... | The comparative monitoring of the language characteristics traced in the corpus of common tests carried out in the first and second year was carried out with the aim of tracing the evolution of the language skills of the students in the two years. The ANOVA common evidence shows that there are significant differences b... | 8 | Learner Corpora and Language Acquisition |
6_2014 | 2,014 | Francesco Barbieri, Francesco Ronzano, Horacio Saggion | Italian Irony Detection in Twitter: a First Approach | ENG | 3 | 0 | 0 | Universitat Pompeu Fabra | 1 | 1 | 1 | 3 | Zhenisbek Assylbekov, Assulan Nurkas | 0 | 0 | Spain | Barcelona | Irony is a linguistic device used to say something but meaning something else. The distinctive trait of ironic utterances is the opposition of literal and intended meaning. This characteristic makes the automatic recognition of irony a challenging task for current systems. In this paper we present and evaluate the firs... | Sentiment Analysis is the interpretation of attitudes and opinions of subjects on certain topics. With the growth of social networks, Sentiment Analysis has become fundamental for customer reviews, opinion mining, and natural language user interfaces (Yasavur et al., 2014). During the last decade the number of investig... | In this study we evaluate a novel system to detect irony in Italian, focusing on Tweets. We tackle this problem as binary classification, where the ironic examples are posts of the Twitter account Spinoza and the non-ironic examples are Tweets from seven popular Italian newspapers. We evaluated the effectiveness of Dec... | 6 | Sentiment, Emotion, Irony, Hate |
7_2014 | 2,014 | Gianni Barlacchi, Massimo Nicosia, Alessandro Moschitti | A Retrieval Model for Automatic Resolution of Crossword Puzzles in Italian Language | ENG | 3 | 0 | 0 | Università di Trento, Qatar Computing Research Institute | 2 | 1 | 0 | 2 | Massimo Nicosia, Alessandro Moschitti | 0 | 0 | Italy, Qatar | Trento, Rome, Ar-Rayyan | In this paper we study methods for improving the quality of automatic ex-traction of answer candidates for an ex-tremely challenging task: the automatic resolution of crossword puzzles for Italian language. Many automatic crossword puz-zle solvers are based on database system accessing previously resolved crossword puz... | Crossword Puzzles (CPs) are probably one of the most popular language game. Automatic CP solvers have been mainly targeted by the artificial intelligence (AI) community, who has mostly fo-cused on AI techniques for filling the puzzle grid, given a set of answer candidates for each clue. The basic idea is to optimize th... | In this paper we improve the answer extraction from DB for automatic CP resolution. We combined the state-of-the-art BM25 retrieval model and an LRM by converting the BM25 score into a probability score for each answer candidate. For our study and to test our methods, we created a corpora for clue similarity containing... | 1 | Language Models |
8_2014 | 2,014 | Pierpaolo Basile, Annalina Caputo, Giovanni Semeraro | Analysing Word Meaning over Time by Exploiting Temporal Random Indexing | ENG | 3 | 1 | 0 | Università di Bari Aldo Moro | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Bari | This paper proposes an approach to the construction of WordSpaces which takes into account temporal information. The proposed method is able to build a geometrical space considering several pe-riods of time. This methodology enables the analysis of the time evolution of the meaning of a word. Exploiting this ap-proach,... | The analysis of word-usage statistics over huge corpora has become a common technique in many corpus linguistics tasks, which benefit from the growth rate of available digital text and compu-tational power. Better known as Distributional Semantic Models (DSM), such methods are an easy way for building geometrical space... | We propose a method for building WordSpaces taking into account information about time. In a WordSpace, words are represented as mathemati-cal points and the similarity is computed accord-ing to their closeness. The proposed framework, called TRI , is able to build several WordSpaces in different time periods and to co... | 22 | Distributional Semantics |
9_2014 | 2,014 | Pierpaolo Basile, Annalina Caputo, Giovanni Semeraro | Combining Distributional Semantic Models and Sense Distribution for Effective Italian Word Sense Disambiguation | ENG | 3 | 1 | 0 | Università di Bari Aldo Moro | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Bari | Distributional semantics ap-proaches have proven their ability to en-hance the performance of overlap-based Word Sense Disambiguation algorithms. This paper shows the application of such a technique to the Italian language, by analysing the usage of two different Dis-tributional Semantic Models built upon ItWaC and Wik... | Given two words to disambiguate, Lesk (1986) al-gorithm selects those senses which maximise the overlap between their definitions (i.e. glosses), then resulting in a pairwise comparison between all the involved glosses. Since its original formula-tion, several variations of this algorithm have been proposed in an attem... | This paper proposed an analysis for the Italian language of anenhanced version of Lesk algorithm, which replaces the word overlap with distributional similarity. We analysed two DSM built over the ItWaC and Wikipedia corpus along with two sense distribution functions (SDprob and SDfreq). The sense distribution function... | 7 | Lexical and Semantic Resources and Analysis |
10_2014 | 2,014 | Valerio Basile | A Lesk-inspired Unsupervised Algorithm for Lexical Choice from WordNet Synsets | ENG | 1 | 0 | 0 | University of Groningen | 1 | 1 | 1 | 1 | Valerio Basile | 0 | 0 | Netherlands | Groningen | The generation of text from abstract meaning representations involves, among other tasks, the production of lexical items for the concepts to realize. Using WordNet as a foundational ontology, we exploit its internal network structure to predict the best lemmas for a given synset without the need for annotated data. Ex... | Many linguists argue that true synonyms don’t exist (Bloomfield, 1933; Bolinger, 1968). Yet, words with similar meanings do exist and they play an important role in language technology where lexical resources such as WordNet (Fellbaum, 1998) employ synsets, sets of synonyms that cluster words with the same or similar m... | In this paper we presented an unsupervised algorithm for lexical choice from WordNet synsets called Ksel that exploits the WordNet hierarchy of hypernyms/hyponyms to produce the most appropriate lemma for a given synset. Ksel performs better than an already high baseline based on the frequency of lemmas in an annotated... | 7 | Lexical and Semantic Resources and Analysis |
11_2014 | 2,014 | Andrea Bellandi, Davide Albanesi, Alessia Bellusci, Andrea Bozzi, Emiliano Giovannetti | The Talmud System: a Collaborative Web Application for the Translation of the Babylonian Talmud Into Italian | ENG | 5 | 1 | 0 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | In this paper we introduce the Talmud System, a collaborative web ap-plication for the translation of the Baby-lonian Talmud into Italian. The system we are developing in the context of the “Pro-getto Traduzione del Talmud Babilonese” has been designed to improve the expe-rience of collaborative translation using Compu... | Alongside the Bible, the Babylonian Talmud (BT) is the Jewish text that has mostly influenced Jew-ish life and thought over the last two millennia. The BT corresponds to the effort of late antique scholars (Amoraim) to provide an exegesis of the Mishnah, an earlier rabbinic legal compilation, di-vided in six “orders” (... | We here introduced the Talmud System, a collaborative web application for the translation of the Babylonian Talmud into Italian integrating technologies belonging to the areas of (i.) ComputerAssisted Translation, (ii.) Digital Philology, (iii.) Knowledge Engineering and (iv.) Natural Language Processing. Through the e... | 7 | Lexical and Semantic Resources and Analysis |
12_2014 | 2,014 | Alessia Bellusci, Andrea Bellandi, Giulia Benotto, Amedeo Cappelli, Emiliano Giovannetti, Simone Marchi | Towards a Decision Support System for Text Intepretation | ENG | 6 | 2 | 1 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | This article illustrates the first steps towards the implementation of a De-cision Support System aimed to recreate a research environment for scholars and pro-vide them with computational tools to as-sist in the processing and interpretation of texts. While outlining the general charac-teristics of the system, the pap... | A text represents a multifaceted object, resulting from the intersection of different expressive layers (graphemic, phonetic, syntactic, lexico-semantic, ontological, etc.). A text is always created by a writer with a specific attempt to outline a certain subject in a particular way. Even when it is not a literary crea... | In this work, we presented our vision of a Decision Support System for the analysis and interpretation of texts. In addition to outlining the general characteristics of the system, we illustrated a case study on Dante’s Inferno showing how the study of a text can involve elements belonging to three different layers (on... | 5 | Latin Resources |
13_2014 | 2,014 | Luisa Bentivogli, Bernardo Magnini | An Italian Dataset of Textual Entailment Graphs for Text Exploration of Customer Interactions | ENG | 2 | 1 | 1 | Fondazione Bruno Kessler | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | This paper reports on the con-struction of a dataset of textual entailment graphs for Italian, derived from a corpus of real customer interactions. Textual en-tailment graphs capture relevant semantic relations among text fragments, including equivalence and entailment, and are pro-posed as an informative and compact r... | Given the large production and availability of tex-tual data in several contexts, there is an increasing need for representations of such data that are able at the same time to convey the relevant informa-tion contained in the data and to allow compact and efficient text exploration. As an example, cus-tomer interactio... | We have presented a new linguistic resource for Italian, based on textual entailment graphs derived from real customer interactions. We see a twofold role of this resource: (i) on one side it provides empirical evidences of the important role of semantic relations and provides insights for new developments of the textu... | 7 | Lexical and Semantic Resources and Analysis |
14_2014 | 2,014 | Lorenzo Bernardini, Irina Prodanof | L'integrazione di informazioni contestuali e linguistiche nel riconoscimento automatico dell'ironia | ITA | 2 | 1 | 0 | Università di Pavia | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pavia | Verbal is a highly complex rhetorical figure that belongs to the pragmatic level of the language. So far, however, all computing attempts aimed at the automatic recognition of irony have limited themselves to searching for linguistic indications that could indicate their presence without considering pragmatic and conte... | Verbal irony is a very complex rhetoric figure that is placed at the pragmatic level of the language. As far as an ironist can use phonological, prosodial, morphological, lessical, synthetic and semantic elements to produce irony, this latter is not an internal property of the enunciated itself and is not determined by... | This work has been presented with the possibility of using contextual information to automatically identify irony in the comments of the usual readers of online newspapers. For this purpose, a possible computing approach was proposed to identify the more ironic commentators of a community, suggesting a different treatm... | 6 | Sentiment, Emotion, Irony, Hate |
15_2014 | 2,014 | Brigitte Bigi, Caterina Petrone | A generic tool for the automatic syllabification of Italian | ENG | 2 | 2 | 1 | CNRS, Aix-Marseille Université | 1 | 1 | 1 | 2 | Brigitte Bigi, Caterina Petrone | 0 | 0 | France | Marseille | This paper presents a rule-based automatic syllabification for Italian. Dif-ferently from previously proposed syllab-ifiers, our approach is more user-friendly since the Python algorithm includes both a Command-Line User and a Graphical User interfaces. Moreover, phonemes, classes and rules are listed in an external co... | This paper presents an approach to automatic de-tection of syllable boundaries for Italian speech. This syllabifier makes use of the phonetized text. The syllable is credited as a linguistic unit con-ditioning both segmental (e.g., consonant or vowel lengthening) and prosodic phonology (e.g., tune-text association, rhy... | The paper presented a new feature of the SPPAS tool that lets the user provide syllabification rules and perform automatic segmentation by means of a well-designed graphical user interface. The sys-tem is mainly dedicated to linguists that would like to design and test their own set of rules. A man-ual verification of ... | 13 | Multimodal |
16_2014 | 2,014 | Andrea Bolioli, Eleonora Marchioni, Raffaella Ventaglio | Errori di OCR e riconoscimento di entità nell'Archivio Storico de La Stampa | ITA | 3 | 2 | 0 | CELI Language Technology | 1 | 0 | 0 | 0 | 0 | 3 | Andrea Bolioli, Eleonora Marchioni, Raffaella Ventaglio | Italy | Turin | In this article we present the project of recognition of entity mentions carried out for the Historic Archive of the Press and a brief analysis of the OCR errors found in the documents. The automatic recording was carried out on about 5 million articles, in editions from 1910 to 2005. | In this article we will synthesically describe the project of automatic notification of entity references carried out on the documents of the Historic Archive of the Press, i.e. the au-tomatic recognition of the references of people, entities and organizations (the √ìnamed entities√ì) carried out on about 5 million art... | In this short article we mentioned some of the methodologies and issues of the automatic notification project of 5 million articles of the Historic Archive of the Press. We have some difficulties related to the presence of considerable OCR errors and the width and variety of the archive (the entire archive goes from 18... | 7 | Lexical and Semantic Resources and Analysis |
17_2014 | 2,014 | Federico Boschetti, Riccardo Del Gratta, Marion Lamé | Computer Assisted Annotation of Themes and Motifs in Ancient Greek Epigrams: First Steps | ENG | 3 | 1 | 0 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | This paper aims at illustrating some tools to assist the manual annotation of themes and motifs in literary and epi-graphic epigrams for the PRIN 2010/2011 Memorata Poetis Project. | The Memorata Poetis Project is a national funded project (PRIN 2010/2011), led by Professor Paolo Mastandrea, “Ca’ Foscari” University of Venice, in continuity with the Musisque Deoque Project (Mastandrea and Spinazzè, 2011). It aims at the study of the intertextuality between epigraphic and literary epigrams in Greek... | In conclusion, we have presented a work in progress related to the lexico-semantic instru-ments under development at the ILC-CNR to as-sist the annotators that collaborate to the Memo-rata Poetis Project. | 5 | Latin Resources |
18_2014 | 2,014 | Dominique Brunato, Felice Dell'orletta, Giulia Venturi, Simonetta Montemagni | Defining an annotation scheme with a view to automatic text simplification | ENG | 4 | 3 | 1 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | This paper presents the preliminary steps of ongoing research in the field of au- tomatic text simplification. In line with cur- rent approaches, we propose here a new an- notation scheme specifically conceived to identify the typologies of changes an original sentence undergoes when it is manually sim- plified. Such a... | Automatic Text Simplification (ATS) as a field of research in NLP is receiving growing attention over the last few years due to the implications it has for both machine- and human-oriented tasks. For what concerns the former, ATS has been employed as a pre-processing step, which pro- vides an input that is easier to be... | We have illustrated the first annotation scheme for Italian that includes a wide set of simplification rules spanning across different levels of linguistic description. The scheme was used to annotate the only existing Italian parallel corpus. We believe such a resource will give valuable insights into human text simpl... | 11 | Text Simplification |
19_2014 | 2,014 | Tommaso Caselli, Isabella Chiari, Aldo Gangemi, Elisabetta Jezek, Alessandro Oltramari, Guido Vetere, Laure Vieu, Fabio Massimo Zanzotto | Senso Comune as a Knowledge Base of Italian language: the Resource and its Development | ENG | 8 | 3 | 0 | VU Amsterdam, Sapienza Università di Roma, CNR-ISTC, Università di Pavia, Carnegie Mellon University, IBM Italia, CNRS, Università di Roma Tor Vergata | 8 | 1 | 1 | 3 | Tommaso Caselli, Alessandro Oltramari, Laure Vieu | 1 | Guido Vetere | Netherlands, Pennsylvania (USA) | Amsterdam, Pittsburgh | Senso Comune is a linguistic knowledge base for the Italian Language, which accommodates the content of a legacy dictionary in a rich formal model. The model is implemented in a platform which allows a community of contributors to enrich the resource. We provide here an overview of the main project features, including ... | Senso Comune1 is an open, machine-readable knowledge base of the Italian language. The lex-ical content has been extracted from a monolin-gual Italian dictionary2, and is continuously en-riched through a collaborative online platform. The knowledge base is freely distributed. Senso Comune linguistic knowledge consists ... | In this paper, we have introduced Senso Comune as an open cooperative knowledge base of Italian language, and discussed the issue of its alignment with other linguistic resources, such as WordNet. Experiments of automatic and manual alignment with the Italian MultiWordNet have shown that the gap between a native Italia... | 7 | Lexical and Semantic Resources and Analysis |
20_2014 | 2,014 | Fabio Celli, Giuseppe Riccardi | CorEA: Italian News Corpus with Emotions and Agreement | ENG | 2 | 0 | 0 | Università di Trento | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | In this paper, we describe an Italian corpus of news blogs, including bloggers’ emotion tags, and annotations of agreement relations amongst blogger-comment pairs. The main contributions of this work are: the formalization of the agreement relation, the design of guide-lines for its annotation, the quantitative analysi... | Online news media, such as journals and blogs, allow people to comment news articles, to express their own opinions and to debate about a wide va-riety of different topics, from politics to gossips. In this scenario, commenters express approval and dislike about topics, other users and articles, ei-ther in a linguistic... | We presented the CorEA corpus, a resource that combines agreement/disagreement at message level and emotions at participant level. We are not aware of any other resource of this type for Ital-ian. We found that the best way to annotate agree-ment/disagreement is with binary classes, filtering out “NA” and neutral cases... | 6 | Sentiment, Emotion, Irony, Hate |
21_2014 | 2,014 | Alessandra Cervone, Peter Bell, Silvia Pareti, Irina Prodanof, Tommaso Caselli | Detecting Attribution Relations in Speech: a Corpus Study | ENG | 5 | 3 | 1 | Università di Pavia, University of Edinburgh, Google Inc., Trento RISE | 4 | 1 | 1 | 2 | Peter Bell, Silvia Pareti | 1 | Silvia Pareti | United Kingdom, California (USA), Italy | Edinburgh, Mountain View, Pavia, Trento | In this work we present a methodology for the annotation of Attri-bution Relations (ARs) in speech which we apply to create a pilot corpus of spo-ken informal dialogues. This represents the first step towards the creation of a re-source for the analysis of ARs in speech and the development of automatic extrac-tion syst... | 1 Introduction Our everyday conversations are populated by other people’s words, thoughts and opinions. Detect-ing quotations in speech represents the key to “one of the most widespread and fundamental topics of human speech” (Bakhtin, 1981, p. 337). A system able to automatically extract a quo-tation and attribute it ... | 6 Conclusions and future work The analysis of SARC, the first resource devel-oped to study ARs in speech, has helped to high-light a major problem of detecting attribution in a spoken corpus: the decreased reliability of the lexical cues crucial in previous approaches (com-pletely useless in at least 10% of the cases) ... | 13 | Multimodal |
22_2014 | 2,014 | Mauro Cettolo, Nicola Bertoldi, Marcello Federico | Adattamento al Progetto dei Modelli di Traduzione Automatica nella Traduzione Assistita | ITA | 3 | 0 | 0 | Fondazione Bruno Kessler | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | The integration of automatic translation into axi-stite translation systems is a challenge for both aqua-demic and industrial research. Professional translators perceive the ability of self-mathic systems to adapt to their style and corrections as crucial. In this article I proposed a scheme of adaptation of automatic ... | Despite the significant and continued progress, the automatic translation (TA) is not yet able to generate text suitable for publication without human intervention. On the other hand, many studies have confirmed that in the context of assisted translation the correction of translated texts automatically enables an incr... | A current research topic for the assisted translation industry is how to do-to automatic translation systems of the layer-city of self-adaptation. In this work I have presented a scheme of self-adaptation and the results of its validation not only in lab outlets but also on the field, with coin-wishing of professional ... | 10 | Machine Translation |
23_2014 | 2,014 | Isabella Chiari, Tullio De Mauro | The New Basic Vocabulary of Italian as a linguistic resource | ENG | 2 | 1 | 1 | Sapienza Università di Roma | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Rome | The New Basic Vocabulary of Italian (NVdB) is a reference linguistic resource for contemporary Italian de-scribing most used and understood words of the language. The paper offers an overview of the objectives of the work, its main features and most relevant lin-guistic and computational applications. | 1 Introduction Core dictionaries are precious resources that rep-resent the most widely known (in production and reception) lexemes of a language. Among the most significant features characterizing basic vocabulary of a language is the high textual cov-erage of a small number of lexemes (ranging from 2,000 to 5,000 top... | 4 Conclusion and future developments The NVdB of Italian is be distributed as a fre-quency dictionary of lemmatized lexemes and multiword, with data on coverage, frequency, dispersion, usage labels, grammatical qualifica-tions in all subcorpora. A linguistic analysis and comparison with previous data is also provided w... | 7 | Lexical and Semantic Resources and Analysis |
24_2014 | 2,014 | Francesca Chiusaroli | Sintassi e semantica dell'hashtag: studio preliminare di una forma di Scritture Brevi | ITA | 1 | 1 | 1 | Università di Macerata | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Macerata | The contribution presents a line-guistic analysis of the hashtag category in Twit-ter, in particular with regard to the Italian-the forms, in order to observe the morphotatic characteristics in the body of the text and also the semantic potential for the possible interpretation of the shapes in the rate-nomic key. The ... | In the definition of the so-called Egergo of Twit-ter√ì, the hashtag category is placed right, for the typical difficulties of the imme-diata and practical readability of the tweet posted in the form preceded by the cancellation. Particularly the presence of the hashtag, along with the need of the account (user address... | The need to consider the elements with hashtags for their value both formal and semantic confirms itself indispensable for a proper assessment of language products (Cann, 1993, and, for the basis, Fillmore, 1976; Lyons, 1977; Church and McConnell Ginet, 1990), in particular, but not only, to be able to judge the real a... | 6 | Sentiment, Emotion, Irony, Hate |
25_2014 | 2,014 | Morena Danieli, Giuseppe Riccardi, Firoj Alam | Annotation of Complex Emotions in Real-Life Dialogues: The Case of Empathy | ENG | 3 | 1 | 1 | Università di Trento | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | In this paper we discuss the problem of an-notating emotions in real- life spoken conversations by investigat- ing the special case of empathy. We pro- pose an annotation model based on the situated theories of emotions. The anno- tation scheme is directed to ob-serve the natural unfolding of empathy during the convers... | The work we present is part of a research project aiming to provide scientific evidence for the sit- uated nature of emotional processes. In particular we investigate the case of complex social emo- tions, like empathy, by seeing them as relational events that are recognized by observers on the basis of their unfolding... | In this paper we propose a protocol for annotat- ing complex social emotions in real-life conver- sations by illustrating the special case of empa- thy. The definition of our annotation scheme is empirically-driven and compatible with the situ- ated models of emotions. The difficult goal of annotating the unfolding of ... | 6 | Sentiment, Emotion, Irony, Hate |
26_2014 | 2,014 | Irene De Felice, Roberto Bartolini, Irene Russo, Valeria Quochi, Monica Monachini | Evaluating ImagAct-WordNet mapping for English and Italian through videos | ENG | 5 | 4 | 4 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | In this paper we present the results of the evaluation of an auto-matic mapping between two lexical re-sources, WordNet/ItalWordNet and Ima-gAct, a conceptual ontology of action types instantiated by video scenes. Results are compared with those obtained from a previous experiment performed only on Italian data. Differ... | In lexicography, the meaning of words is repre-sented through words: definitions in dictionaries try to make clear the denotation of lemmas, report-ing examples of linguistic usages that are funda-mental especially for function words like preposi-tions. Corpus linguistics derives definitions from a huge amount of data.... | Mutual enrichments of lexical resources is convenient, especially when different kinds of information are available. In this paper we describe the mapping between ImagAct videos representing action verbs’ meanings and Word- Net/ItalWordNet, in order to enrich the glosses multimodally. Two types of evaluation have been ... | 7 | Lexical and Semantic Resources and Analysis |
27_2014 | 2,014 | Irene De Felice, Margherita Donati, Giovanna Marotta | CLaSSES: a new digital resource for Latin epigraphy | ENG | 3 | 3 | 1 | Università di Pisa, CNR-ILC | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | CLaSSES (Corpus for Latin Socio- linguistic Studies on Epigraphic textS) is an annotated corpus for quantitative and qualita- tive sociolinguistic analyses on Latin inscrip- tions. It allows specific researches on phono- ological and morphophonological phenomena of non-standard Latin forms with crucial ref- erence to t... | Available digital resources for Latin epigraphy include some important databases. The Clauss- Slaby database (http://www.manfredclauss.de/gb/index.html) records almost all Latin inscriptions (by now 696.313 sets of data for 463.566 inscriptions from over 2.480 publications), including also some pictures. It can be sear... | CLaSSES is an epigraphic Latin corpus for quan- titative and qualitative sociolinguistic analyses on Latin inscriptions, that can be useful for both historical linguists and philologists. It is annotat- ed with linguistic and metalinguistic features which allow specific queries on different levels of non-standard Latin... | 5 | Latin Resources |
28_2014 | 2,014 | Jose' Guilherme Camargo De Souza, Marco Turchi, Matteo Negri, Antonios Anastasopoulos | Online and Multitask learning for Machine Translation Quality Estimation in Real-world scenarios | ENG | 4 | 0 | 0 | Fondazione Bruno Kessler, Università di Trento, University of Notre Dame | 3 | 1 | 0 | 1 | Antonios Anastasopoulos | 0 | 0 | Indiana (USA), Italy | Notre Dame, Trento | We investigate the application of different supervised learning approaches to machine translation quality estimation in realistic conditions where training data are not available or are heterogeneous with respect to the test data. Our experiments are carried out with two techniques: on-line and multitask learning. The ... | Quality Estimation (QE) for Machine Translation (MT) is the task of estimating the quality of a translated sentence at run-time and without access to reference translations (Specia et al., 2009; Soricut and Echihabi, 2010; Bach et al., 2011; Specia, 2011; Mehdad et al., 2012; C. de Souza et al., 2013; C. de Souza et al... | We investigated the problem of training reliable QE models in particularly challenging conditions from the learning perspective. Two focused experiments have been carried out by applying: i) online learning to cope with the lack of training data, and ii) multitask learning to cope with heterogeneous training data. The ... | 10 | Machine Translation |
29_2014 | 2,014 | Rodolfo Delmonte | A Computational Approach to Poetic Structure, Rhythm and Rhyme | ENG | 1 | 0 | 0 | Università Ca' Foscari Venezia | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Venice | In this paper we present SPARSAR, a system for the automatic analysis of English and Italian poetry. The system can work on any type of poem and produces a set of parameters that are then used to compare poems with one another, of the same author or of different authors. In this paper, we will concentrate on the second... | In this paper we present SPARSAR1, a system for the automatic analysis of English and Italian poetry. The system can work on any type of poem and produces a set of parameters that are then used to compare poems with one another, of the same author or of different authors. The output can be visualized as a set of colour... | We have done a manual evaluation by analysing a randomly chosen sample of 50 poems out of the 500 analysed by the system. The evaluation has been made by a secondary school teacher of English literature, expert in poetry. We asked the teacher to verify the following four levels of analysis: 1. phonetic translation 2. s... | 6 | Sentiment, Emotion, Irony, Hate |
30_2014 | 2,014 | Rodolfo Delmonte | A Reevaluation of Dependency Structure Evaluation | ENG | 1 | 0 | 0 | Università Ca' Foscari Venezia | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Venice | In this paper we will develop the argument indirectly raised by the organizer of 2014 Dependency Parsing for Information Extraction task when they classify 19 relations out of 45 as those semantically relevant for the evaluation, and exclude the others which confirms our stance which considers the new paradigm of Depen... | In this paper I will question the currently widely spread assumption that Dependency Structures (hence DS) are the most convenient syntactic representation, when compared to phrase or constituent structure. I will also claim that evaluation metrics applied to DS are somehow "boasting" its performance with respect to ph... | In this paper I tried to highlight critical issues on the current way of evaluating DS which indirectly "boasts" the performance of the parsers when compared to phrase structure evaluation. I assume this is due to the inherent shortcoming of DS evaluation not considering semantically relevant grammatical relations as b... | 4 | Syntax and Dependency Treebanks |
31_2014 | 2,014 | Rodolfo Delmonte | Analisi Linguistica e Stilostatistica - Uno Studio Predittivo sul Campo | ITA | 1 | 0 | 0 | Università Ca' Foscari Venezia | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Venice | In this work we present a field study to define a precise evaluation scheme for text styling that has been used to establish a graduation of various documents based on their persuasion skills and readability. The study concerns the documents of the political programs published on a public forum by candidates to the Uni... | The analysis begins with the idea that the style of a programming document is composed of quantitative elements at the word level, of elements derived from the frequent use of certain synthetic structures and from unquisitely semantic and pragmatic characteristics such as the use of words and concepts that inspire posi... | If you want to do a comprehensive graduation, you can consider that each parameter may have a positive or negative value. If it is positive, the person with the greater amount will be attributed as a reward the value 5 and the others to scale a value below one point, up to the value 1. In the event that the parameter h... | 11 | Text Simplification |
32_2014 | 2,014 | Marina Ermolaeva | An adaptable morphological parser for agglutinative languages | ENG | 1 | 1 | 1 | Moscow State University | 1 | 1 | 1 | 1 | Marina Ermolaeva | 0 | 0 | Russia | Moscow | The paper reports the state of the ongoing work on creating an adaptable morphological parser for various agglutinative languages. A hybrid approach involving methods typically used for non-agglutinative languages is proposed. We explain the design of a working prototype for inflectional nominal morphology and demonstr... | The most obvious way to perform morphological parsing is to make a list of all possible morphological variants of each word. This method has been successfully used for nonagglutinative languages, e.g. (Segalovich 2003) for Russian, Polish and English. Agglutinative languages pose a much more complex task, since the num... | At the moment, the top-importance task is lifting the temporary limitations of the parser by implementing other parts of speech (finite and non-finite verb forms, pronouns, postpositions etc.) and derivational suffixes. Although the slot system described in 3.1 has been sufficient for both Turkish and Buryat, other agg... | 7 | Lexical and Semantic Resources and Analysis |
33_2014 | 2,014 | Lorenzo Ferrone, Fabio Massimo Zanzotto | Distributed Smoothed Tree Kernel | ENG | 2 | 0 | 0 | Università di Roma Tor Vergata | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Rome | In this paper we explore the possibility to merge the world of Compositional Distributional Semantic Models (CDSM) with Tree Kernels (TK). In particular, we will introduce a specific tree kernel (smoothed tree ker-nel, or STK) and then show that is possibile to approximate such kernel with the dot product of two vector... | Compositional distributional semantics is a flourishing research area that leverages dis-tributional semantics (see Baroni and Lenci (2010)) to produce meaning of simple phrases and full sentences (hereafter called text frag-ments). The aim is to scale up the success of word-level relatedness detection to longer fragme... | Distributed Smoothed Trees (DST) are a novel class of Compositional Distributional Se-mantics Models (CDSM) that effectively en-code structural information and distributional semantics in tractable rank-2 tensors, as ex-periments show. The paper shows that DSTs contribute to close the gap between two appar-ently differ... | 22 | Distributional Semantics |
34_2014 | 2,014 | Francesca Frontini, Valeria Quochi, Monica Monachini | Polysemy alternations extraction using the PAROLE SIMPLE CLIPS Italian lexicon | ENG | 3 | 3 | 1 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | This paper presents the results of an experiment of polysemy alternations induction from a lexicon (Utt and Padó, 2011 Frontini et al., 2014), discussing the results and proposing an amendment in the original algorithm. | The various different senses of polysemic words do not always stand to each other in the same way. Some senses group together along certain dimensions of meaning while others stand clearly apart. Machine readable dictionaries have in the past used coarse grained sense distinctions but often without any explicit indicat... | To conclude, such preliminary results actually seem to confirm the hypothesis that measuring the association strength between types, rather than the frequency of their cooccurrence, is useful to capture the systematicity of an alternation. In future work it may be interesting to test ranking by other association measur... | 7 | Lexical and Semantic Resources and Analysis |
35_2014 | 2,014 | Gloria Gagliardi | Rappresentazione dei concetti azionali attraverso prototipi e accordo nella categorizzazione dei verbi generali. Una validazione statistica | ITA | 1 | 1 | 1 | Università di Firenze | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Florence | The article presents the results of a study aimed at assessing the consistency of the ca-tegorization of the business space operated by mother-language noteers for a set of semantically cohesive verbs of the IMA-GACT database (Ogirare‚Äôs semantic area). The statistical value-daction, articulated into three tests, is b... | IMAGACT is an interlinguistic enthology that makes the spectrum of pragmatic variation-as associated with action predicates at average and high frequency in Italian and English (Moneglia et al., 2014). The classes of action that identify the reference entities of the language concepts, referred to in this lessical reso... | It is notorious that semantic note tasks, and in particular those dedicated to verbal lessic (Fellbaum, 1998; Fellbaum et al., 2001), record low levels of I.TA.5 In this case the possibility of obtaining high values, even with non-expert noteers, is likely due to the exclusively action and physical nature of the classe... | 7 | Lexical and Semantic Resources and Analysis |
36_2014 | 2,014 | Michel Généreux, Egon W. Stemle, Lionel Nicolas, Verena Lyding | Correcting OCR errors for German in Fraktur font | ENG | 4 | 1 | 0 | EURAC | 1 | 0 | 0 | 0 | 0 | 0 | Michel Généreux, Egon W. Stemle, Lionel Nicolas, Verena Lyding | Italy | Bolzano | In this paper, we present on-going experiments for correcting OCR er-rors on German newspapers in Fraktur font. Our approach borrows from techniques for spelling correction in context using a prob-abilistic edit-operation error model and lexical resources. We highlight conditions in which high error reduction rates can... | The OPATCH project (Open Platform for Access to and Analysis of Textual Documents of Cul-tural Heritage) aims at creating an advanced online search infrastructure for research in an historical newspapers archive. The search experience is en-hanced by allowing for dedicated searches on per-son and place names as well as... | The approach we presented to correct OCR er-rors considered four features of two types: edit-distance and n-grams frequencies. Results show that a simple scoring system can correct OCR-ed texts with very high accuracy under idealized con-ditions: no more than two edit operations and a perfect dictionary. Obviously, the... | 7 | Lexical and Semantic Resources and Analysis |
37_2014 | 2,014 | Carlo Geraci, Alessandro Mazzei, Marco Angster | Some issues on Italian to LIS automatic translation. The case of train announcements | ENG | 3 | 0 | 0 | CNRS, Università di Torino, Libera Università di Bolzano | 3 | 1 | 0 | 1 | Carlo Geraci | 0 | 0 | France, Italy | Paris, Turin, Bolzano | In this paper we present some linguistic issues of an automatic transla-tor from Italian to Italian Sign Language (LIS) and how we addressed them. | Computational linguistic community showed a growing interest toward sign languages. Several projects of automatic translation into signed languages (SLs) recently started and avatar technology is becoming more and more popular as a tool for implementing automatic translation into SLs (Bangham et al. 2000, Zhao et al. 2... | In this paper we considered two issues related to the development of an automatic translator from Italian to LIS in the railway domain. These are: 1) some syntactic mismatches between input and target languages; and 2) how to deal with lexical gaps due to unknown train station names. The first issue emerged in the crea... | 7 | Lexical and Semantic Resources and Analysis |
38_2014 | 2,014 | Andrea Gobbi, Stefania Spina | ConParoleTue: crowdsourcing al servizio di un Dizionario delle Collocazioni Italiane per Apprendenti (Dici-A) | ITA | 2 | 1 | 0 | Università di Salerno, Università per Stranieri di Perugia | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Salerno, Perugia | ConParoleTue is a crowdsourcing experiment in L2 lessicography. Starting from the establishment of a dictionary of locations for Italian L2, ConParoleTue represents an attempt to re-incorporate problems typical of lessicographic processing (the quality and the record of definitions) towards a greater center of the comm... | ConParoleTue (2012) is an application experiment of crowdsourcing within the framework of L2 lessicography, developed within the APRIL Project (Spina, 2010b) of the University for Foreigners of Perugia during the creation of a dictionary of locations for Italian L2 apprentices. The locations have occupied a leading pla... | The described experiment, which concerns crowdsourcing for the acquisition of Italian locations edited here, has proved effective both from the quantitative point of view (more than 3200 definitions five months) and from that of their appropriate thesis to a audience of learners to with definitions edited by a team of ... | 8 | Learner Corpora and Language Acquisition |
39_2014 | 2,014 | Iryna Haponchyk, Alessandro Moschitti | Making Latent SVMstruct Practical for Coreference Resolution | ENG | 2 | 1 | 1 | Università di Trento, Qatar Computing Research Institute | 2 | 1 | 0 | 1 | Alessandro Moschitti | 0 | 0 | Italy, Qatar | Trento, Rome, Ar-Rayyan | The recent work on coreference resolution has shown a renewed interest in the structured perceptron model, which seems to achieve the state of the art in this field. Interestingly, while SVMs are known to generally provide higher accu-racy than a perceptron, according to pre-vious work and theoretical findings, no re-c... | Coreference resolution (CR) is a complex task, in which document phrases (mentions) are partitioned into equivalence sets. It has recently been approached by applying learning algorithms operating in structured output spaces (Tsochantaridis et al., 2004). Considering the nature of the problem, i.e., the NP-hardness of ... | We have performed a comparative analysis of the structured prediction frameworks for coref-erence resolution. Our experiments reveal that the graph modelling of Fernandes et al. and Ed-monds’ spanning algorithm seem to tackle the task more specifically. As a short-term future work, we intend to verify if LSVM benefits ... | 7 | Lexical and Semantic Resources and Analysis |
40_2014 | 2,014 | Manuela Hürlimann, Raffaella Bernardi, Denis Paperno | Nominal Coercion in Space: Mass/Count Nouns and Distributional Semantics | ENG | 3 | 2 | 1 | Università di Trento | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | Theoretical linguists analyse all nouns as either mass or count, but ad-mit that noun meanings can be shifted from one class to the other and classify these shifts. We use distributional seman-tic models to check how the theoretical analysis of mass-count meaning shifts re-lates to the actual usage of the nouns. | It is generally assumed that if a mass (count) noun is used in a count (resp. mass) context, its meaning changes. Compare example (1), where wine is used in a mass context (as a bare singular; denoting a substance) to (2), where the use of the determiner three indicates a count usage, shifting its interpretation to typ... | We have seen how Distributional Semantics Models (DSMs) can be applied to investigate nominal coercion. DSMs can capture some aspects of mass/count noun meaning shifts, such as the fact that predominantly mass nouns undergo greater meaning shifts than predominantly count nouns when pluralised. We also find that abstrac... | 7 | Lexical and Semantic Resources and Analysis |
41_2014 | 2,014 | Claudio Iacobini, Aurelio De Rosa, Giovanna Schirato | Part-of-Speech tagging strategy for MIDIA: a diachronic corpus of the Italian language | ENG | 3 | 1 | 0 | Università di Salerno | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Salerno | The realization of MIDIA (a bal-anced diachronic corpus of written Italian texts ranging from the XIII to the first half of the XX c.) has raised the issue of developing a strategy for PoS tagging able to properly analyze texts from different textual genres belonging to a broad span of the history of the Italian langua... | The realization of MIDIA, a balanced diachronic corpus of Italian, raised the issue of the elaboration of a strategy of analysis of texts from different genres and time periods in the history of Italian. This temporal and textual diversity involves both a marked graphic, morphological and lexical variation in word form... | The strategy we devised to develop MIDIA PoS tagging for the analysis of texts belonging to different time periods and textual genres than that for which it was originally trained has proved to be successful and economical. Human resources have been concentrated on enriching the lexicon and on the review of automatic l... | 7 | Lexical and Semantic Resources and Analysis |
42_2014 | 2,014 | Elisabetta Jezek, Laure Vieu | Distributional analysis of copredication: Towards distinguishing systematic polysemy from coercion | ENG | 2 | 2 | 1 | Università di Pavia, CNRS, Université Toulouse III | 2 | 1 | 0 | 1 | Laure Vieu | 0 | 0 | France, Italy | Toulouse, Pavia | In this paper we argue that the account of the notion of complex type based on copredication tests is problem-atic, because copredication is possible, albeit less frequent, also with expres-sions which exhibit polysemy due to co-ercion. We show through a distributional and lexico-syntactic pattern-based corpus analysis... | Copredication can be defined as a “grammatical construction in which two predicates jointly apply to the same argument” (Asher 2011, 11). We focus here on copredications in which the two predicates select for incompatible types. An example is (1): (1) Lunch was delicious but took forever. where one predicate (‘take for... | We can therefore conclude that an experimental method to separate nouns of complex types from nouns subject to coercion appears possible. The proposed method constitutes the first attempt at semi-automatically extracting from corpus com- plex type nouns, something remaining elusive up to now. In addition, we learned th... | 7 | Lexical and Semantic Resources and Analysis |
43_2014 | 2,014 | Fahad Khan, Francesca Frontini | Publishing PAROLE SIMPLE CLIPS as Linguistic Linked Open Data | ENG | 2 | 1 | 0 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | This paper presents the ongo-ing project for the conversion and publi-cation of the Italian lexicon Parole Simple Clips in linked open data, illustrating the chosen model, with a particular focus on the translation of the syntactic and seman-tic information pertaining verbs and their predicates. | 1 Introduction The aim of the present paper is to describe the ongoing conversion of the semantic layer of the Parole Simple Clips (PSC) lexical resource into linked open data. We have previously presented the conversion of the nouns in PSC in (Del Gratta et al., 2013). In this paper we will continue this work by prese... | In this paper we have presented our model for rep-resenting the PSC verbs using the lemon model. As we have stated above this is currently work in progress. In the final paper the link to the public dataset will be provided. | 7 | Lexical and Semantic Resources and Analysis |
44_2014 | 2,014 | Alberto Lavelli | A Preliminary Comparison of State-of-the-art Dependency Parsers on the Italian Stanford Dependency Treebank | ENG | 1 | 0 | 0 | Fondazione Bruno Kessler | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | This paper reports the efforts in-volved in applying several state-of-the-art dependency parsers on the Italian Stanford Dependency Treebank (ISDT). The aim of such efforts is twofold: first, to compare the performance and choose the parser to participate in the EVALITA 2014 task on dependency parsing; second, to inves... | Recently, there has been an increasing interest in dependency parsing, witnessed by the organisation of a number of shared tasks, e.g. Buchholz and Marsi (2006), Nivre et al. (2007). Concerning Italian, there have been tasks on dependency parsing in all the editions of the EVALITA evaluation campaign (Bosco et al., 200... | In the paper we have reported on work in progress on the comparison between several state-of-the-art dependency parsers on the Italian Stanford Dependency Treebank (ISDT). In the near future, we plan to widen the scope of the comparison including more parsers. Finally, we will perform an analysis of the results obtaine... | 4 | Syntax and Dependency Treebanks |
45_2014 | 2,014 | Alessandro Lenci, Gianluca E. Lebani, Sara Castagnoli, Francesca Masini, Malvina Nissim | SYMPAThy: Towards a comprehensive approach to the extraction of Italian Word Combinations | ENG | 5 | 3 | 0 | Università di Pisa, Università di Bologna | 3 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa, Bologna | The paper presents SYMPAThy, a new approach to the extraction of Word Combinations. The approach is new in that it combines pattern-based (P-based) and syntax-based (S-based) methods in or-der to obtain an integrated and unified view of a lexeme’s combinatory potential. | The term Word Combinations (WOCs), as used here, broadly refers to the range of combinatory possibilities typically associated with a word. On the one hand, it comprises so-called Multi-word Expressions (MWEs), intended as a variety of recurrent word combinations that act as a single unit at some level of linguistic an... | In this paper we presented SYMPAThy, a new method for the extraction of WOCs that exploits a variety of information typical of both P-based and S-based approaches. Although SYMPAThy was developed on Italian data, it can be adapted to other languages. In the future, we intend to exploit this combinatory base to model th... | 7 | Lexical and Semantic Resources and Analysis |
46_2014 | 2,014 | Eleonora Lisi, Emanuele Donati, Fabio Massimo Zanzotto | Più l'ascolto e più Mi piace! Social media e Radio: uno studio preliminare del successo dei post | ITA | 3 | 1 | 1 | Università di Roma Tor Vergata, Radio Dimensione Suono | 3 | 0 | 0 | 0 | 0 | 1 | Emanuele Donati | Italy | Rome | The radio is at a point of non-return and fight a strange beat-glia with the new mass media. In this article we want to analyze how radio can take advantage of social networks. In part-lare, we want to try to find a useful strategy for radio speakers to propose successful posts on platforms such as Facebook. So, we wil... | The radio was introduced in Italy as a medium of mass communication in 1924 and was the master of the Italian era until in 1954 the television made its first wave. In fact, radio has always had to fight with means generated by an evolving technology. With the television, whose subscribers have grown very quickly (Fonti... | The results and observations obtained from this initial stude tend to partly confirm the effect-active impact of some parameters on the success of a post. In several cases for ÃÉ, the data obtained deli-neano new and unexpected scenarios. They are just re-sulted like these to lead us to a refles-sion on the substantial... | 6 | Sentiment, Emotion, Irony, Hate |
47_2014 | 2,014 | Simone Magnolini, Bernardo Magnini | Estimating Lexical Resources Impact in Text-to-Text Inference Tasks | ENG | 2 | 0 | 0 | Università di Brescia, Fondazione Bruno Kessler | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Brescia, Trento | This paper provides an empiri-cal analysis of both the datasets and the lexical resources that are commonly used in text-to-text inference tasks (e.g. textual entailment, semantic similarity). Accord-ing to the analysis, we define an index for the impact of a lexical resource, and we show that such index significantly ... | In the last decade text-to-text semantic inference has been a relevant topic in Computational Lin-guistics. Driven by the assumption that language understanding crucially depends on the ability to recognize semantic relations among portions of text, several text-to-text inference tasks have been proposed, including rec... | We have proposed a method for estimating the im-pact of a lexical resource on the performance of a text-to-text semantic inference system. The start-ing point has been the definition of the RID index, which captures the intuition that in current datasets useful resources need to discriminate between pos-itive and negat... | 22 | Distributional Semantics |
48_2014 | 2,014 | Alice Mariotti, Malvina Nissim | Parting ways with the partitive view: a corpus-based account of the Italian particle \ne\"" | ENG | 2 | 2 | 1 | Università di Bologna, University of Groningen | 2 | 1 | 0 | 1 | Malvina Nissim | 0 | 0 | Netherlands, Italy | Groningen, Bologna | The Italian clitic “ne” is traditionally described as a partitive particle. Through an an- notation exercise leading to the creation of a 500 instance dataset, we show that the partitive fea- ture isn’t dominant, and the anaphoric properties of “ne”, syntactically and semantically, are what we should focus on for a com... | The Italian particle “ne” is a clitic pronoun. Tradi-tionally, linguistic accounts of “ne” focus on two of its aspects: its syntactic behaviour and its being a conveyor of partitive relations. Syntactically, this particle has been studied extensively, especially in connection with unac-cusative verbs (Belletti and Rizz... | Actual corpus data, annotated thanks to the development of specific annotation schemes focused on the anaphoric potential of “ne”, shows that the function of “ne” cannot be at all limited to a ‘partitive’ pronoun or as a test for certain syntactic types, as it is usually done in the theoretical literature. It also high... | 7 | Lexical and Semantic Resources and Analysis |
49_2014 | 2,014 | Alessandro Mazzei | On the lexical coverage of some resources on Italian cooking recipes | ENG | 1 | 0 | 0 | Università di Torino | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Turin | We describe an experiment de-signed to measure the lexical coverage of some resources over the Italian cooking recipes genre. First, we have built a small cooking recipe dataset second, we have done a qualitative morpho-syntactic analysis of the dataset and third we have done a quantitative analysis of the lexical cove... | The study reported in this paper is part of an applicative project in the field of nutrition. We are designing a software service for Diet Management (Fig. 1) that by using a smartphone allows one to retrieve, analyze and store the nutrition information about the courses. In our hypothetical scenario the interaction be... | In this paper we presented a preliminary study on cooking recipes in Italian. The qualitative analysis emphatizes the importance of the sentence splitter and of the PoS tagger for a correct morpho-syntactic analysis. From the quantitative lexical coverage analysis we can draw a number of speculations. First, there is a... | 9 | Textual Genres & Literature Linguistics |
50_2014 | 2,014 | Anne-Lyse Minard, Alessandro Marchetti, Manuela Speranza | Event Factuality in Italian: Annotation of News Stories from the Ita-TimeBank | ENG | 3 | 2 | 1 | Fondazione Bruno Kessler | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | In this paper we present ongoing work devoted to the extension of the Ita-TimeBank (Caselli et al., 2011) with event factuality annotation on top of TimeML annotation, where event factuality is rep-resented on three main axes: time, polarity and certainty. We describe the annotation schema proposed for Italian and repo... | In this work, we propose an annotation schema for factuality in Italian adapted from the schema for English developed in the NewsReader project1 (Tonelli et al., 2014) and describe the annotation performed on top of event annotation in the Ita-TimeBank (Caselli et al., 2011). We aim at the creation of a reference corpu... | In this paper we have presented an annotation schema of event factuality in Italian and the an-notation task done on the Ita-TimeBank. In our schema, factuality information is represented by three attributes: time of the event, polarity of the statement and certainty of the source about the event. We have selected from... | 7 | Lexical and Semantic Resources and Analysis |
51_2014 | 2,014 | Johanna Monti | An English-Italian MWE dictionary | ENG | 1 | 1 | 1 | Università degli Studi di Sassari | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Sassari | The translation of Multiword Ex-pressions (MWEs) requires the knowledge of the correct equivalent in the target language which is hardly ever the result of a literal translation. This paper is based on the as-sumption that the proper treatment of MWEs in Natural Language Processing (NLP) appli-cations and in particular... | This paper presents a bilingual dictionary of MWEs from English to Italian. MWEs are a complex linguistic phenomenon, ranging from lexical units with a relatively high degree of internal variability to expressions that are frozen or semi-frozen. They are very frequent and productive word groups both in everyday languag... | In conclusion, the focus of this research for the coming years will be to improve the results ob-tained so far and to extend the research work to provide a more comprehensive methodology for MWE processing in MT and translation technol-ogies, taking into account not only the analysis phase but also the generation one. ... | 7 | Lexical and Semantic Resources and Analysis |
52_2014 | 2,014 | Giovanni Moretti, Sara Tonelli, Stefano Menini, Rachele Sprugnoli | ALCIDE: An online platform for the Analysis of Language and Content In a Digital Environment | ENG | 4 | 2 | 0 | Fondazione Bruno Kessler, Università di Trento | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | This work presents ALCIDE (Analysis of Language and Content In a Digital Environment), a new platform for Historical Content Analysis. Our aim is to improve Digital Humanities studies in- tegrating methodologies taken from hu- man language technology and an easily understandable data structure representa- tion. ALCIDE ... | In this paper we present ALCIDE (Analysis of Language and Content In a Digital Environment), a new platform for Historical Content Analysis. Our aim is to improve Digital Humanities stud- ies implementing both methodologies taken from both methodologies taken from human language technology and an easily under- standabl... | In this paper we described the general workflow and specific characteristics of the ALCIDE platform. In the future, we aim to improve the efficiency of current functionalities and to add new ones such as (i) identification of temporal expressions and events (and the extraction of relations between them), (ii) distribut... | 7 | Lexical and Semantic Resources and Analysis |
53_2014 | 2,014 | Stefanos Nikiforos, Katia Lida Kermanidis | Inner Speech, Dialogue Text and Collaborative Learning in Virtual Learning Communities | ENG | 2 | 1 | 0 | Ionian University | 1 | 1 | 1 | 2 | Stefanos Nikiforos, Katia Lida Kermanidis | 0 | 0 | Greece | Corfu | Virtual Learning Communities offer new opportunities in education and set new challenges in Computer Supported Collabora- tive Learning. In this study, a detailed lin- guistic analysis in the discourse among the class members is proposed in five distinct test case scenarios, in order to detect whether a Virtual Class i... | Virtual Learning Communities (VLCs) constitute an aspect of particular importance for Computer Supported Collaborative Learning (CSCL). The stronger the sense of community is, the more effectively is learning perceived, resulting in less isolation and greater satisfaction (Rovai, 2002; Daniel et al, 2003; Innes, 2007).... | Applying linguistic analysis to the discourse among the members of a VC can provide us with useful results. Combining the result of the two categories (inner speech and collaboration) we can get strong indications of community existence. Furthermore, results of the analysis can help us improve the design of the VCs. Ho... | 8 | Learner Corpora and Language Acquisition |
54_2014 | 2,014 | Maria Palmerini, Renata Savy | Gli errori di un sistema di riconoscimento automatico del parlato. Analisi linguistica e primi risultati di un progetto di ricerca interdisciplinare | ITA | 2 | 2 | 1 | Università di Salerno. Cedat 85 | 2 | 0 | 0 | 0 | 0 | 1 | Maria Palmerini | Italy | Salerno | The work presents the results of a work of classification and line-guistic analysis of errors of an automatic re-knowledge system (ASR), produced by Cedat‚Äô85. This is the first phase of a search to develop errors reduction strategies. | The research project was born from a collaboration-in between the University of Salerno and Cedat 85, the leading company in Italy in the self-matic treatment of the speaker. The purpose of the project is a accurate assessment of errors produced by an automatic speaker transcription system (ASR), passed to the sequel o... | In this preliminary phase of analysis, it seems to be possible to draw a first important conclusion: the quantitative assessment of the word error rate surpasses the failure of recognition of an ASR system. The metadata made and the subsequent quality assessment normalizes the data of the WER and redirect the mag-the b... | 13 | Multimodal |
55_2014 | 2,014 | Lucia C. Passaro, Alessandro Lenci | \Il Piave mormorava...\": Recognizing Locations and other Named Entities in Italian Texts on the Great War" | ENG | 2 | 1 | 1 | Università di Pisa | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | Increasing amounts of sources about World War I (WWI) are nowadays available in digital form. In this paper, we illustrate the automatic creation of a NE-annotated domain corpus used to adapt an existing NER to Italian WWI texts. We discuss the annotation of the training and test corpus and provide re-sults of the syst... | Increasing amounts of sources about World War I (WWI) are nowadays available in digital form. The centenary of the Great War is also going to foster this trend, with new historical sources being digitized. This wealth of digital documents offers us an unprecedented possibility to achieve a multidimensional and multiper... | Location names play an important role in histori-cal texts, especially in those - like WBs - describ-ing the unfolding of military operations. In this paper, we presented the results of adapting an Italian NER to Italian texts about WWI through the automatic creation of a new NE-annotated corpus of WBs. The adapted NER... | 7 | Lexical and Semantic Resources and Analysis |
56_2014 | 2,014 | Marco Carlo Passarotti | The Importance of Being sum. Network Analysis of a Latin Dependency Treebank | ENG | 1 | 0 | 0 | Università Cattolica del Sacro Cuore | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Milan | Network theory provides a suitable framework to model the structure of language as a complex system. Based on a network built from a Latin dependency treebank, this paper applies methods for network analysis to show the key role of the verb sum (to be) in the overall structure of the network. | Considering language as a complex system with deep relations between its components is a widespread approach in contemporary linguistics (Briscoe, 1998; Lamb, 1998; Steels, 2000; Hudson, 2007). Such a view implies that language features complex network structures at all its levels of analysis (phonetic, morphological, ... | While the most widespread tools for querying and analyzing treebanks give results in terms of lists of words or sequences of trees, network analysis permits a synoptic view of all the relations that hold between the words in a treebank. This makes network analysis a powerful method to fully exploit the structural infor... | 7 | Lexical and Semantic Resources and Analysis |
57_2014 | 2,014 | Arianna Pipitone, Vincenzo Cannella, Roberto Pirrone | I-ChatbIT: an Intelligent Chatbot for the Italian Language | ENG | 3 | 1 | 1 | Università di Palermo | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Palermo | A novel chatbot architecture for the Italian language is presented that is aimed at implementing cognitive under-standing of the query by locating its cor-respondent subgraph in the agent’s KB by means of a graph matching strategy pur-posely devised. The FCG engine is used for producing replies starting from the se-man... | In recent years the Question-Answering systems (QAs) have been improved by the integration with Natural Language Processing (NLP) techniques, which make them able to interact with humans in a dynamic way: the production of answers is more sophisticated than the classical chatterbots, where some sentence templates are p... | A novel chatbot architecture for the Italian language has been presented that is aimed at implementing cognitive understanding of the query by locating its correspondent subgraph in the agent’s KB by means of a GED strategy based on the k- AT algorithm, and the Jaro–Winkler distance. The FCG engine is used for producin... | 3 | Chatbots and Dialogue Systems |
58_2014 | 2,014 | Vito Pirrelli, Claudia Marzi, Marcello Ferro | Two-dimensional Wordlikeness Effects in Lexical Organisation | ENG | 3 | 1 | 0 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | The main focus of research on wordlikeness has been on how serial pro-cessing strategies affect perception of similarity and, ultimately, the global net-work of associative relations among words in the mental lexicon. Compara-tively little effort has been put so far, however, into an analysis of the reverse relationshi... | The language faculty requires the fundamental ability to retain sequences of symbolic items, access them in recognition and production, find similarities and differences among them, and assess their degree of typicality (or WORDLIKE- NESS) with respect to other words in the lexicon. In particular, perception of formal ... | Wordlikeness is a fundamental determinant of lexical organisation and access. Two quantitative measures of wordlikeness, namely n-gram probability and neighbourhood density, relate to important dimensions of lexical organisation: the syntagmatic (or horizontal) dimension, which controls the level of predictability and ... | 7 | Lexical and Semantic Resources and Analysis |
59_2014 | 2,014 | Octavian Popescu, Ngoc Phuoc an Vo, Anna Feltracco, Elisabetta Jezek, Bernardo Magnini | Toward Disambiguating Typed Predicate-Argument Structures for Italian | ENG | 5 | 2 | 0 | Università di Pavia, Fondazione Bruno Kessler | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pavia, Trento | We report a word sense dis-ambiguation experiment on Italian verbs where both the sense inventory and the training data are derived from T-PAS, a lex-ical resource of typed predicate-argument structures grounded on corpora. We present a probabilistic model for sense dis-ambiguation that exploits the semantic fea-tures ... | Word Sense Disambiguation (WSD) (see (Agirre and Edmonds, 2006) for a comprehensive survey of the topic) is a task in Computational Linguistics where a system has to automatically select the cor-rect sense of a target word in context, given a list of possible senses for it. For instance, given the target word chair in ... | We have presented a word sense disambiguation system for Italian verbs, whose senses have been derived from T-PAS, a lexical resource that we have recently developed. This is the first work (we hope that many others will follow) attempting to use T-PAS for a NLP task. The WSD system takes advantage of the T-PAS structu... | 7 | Lexical and Semantic Resources and Analysis |
60_2014 | 2,014 | Fabio Poroli, Massimiliano Todisco, Michele Cornacchia, Cristina Delogu, Andrea Paoloni, Mauro Falcone | Il corpus Speaky | ITA | 6 | 1 | 0 | Fondazione Ugo Bordoni | 1 | 0 | 0 | 0 | 0 | 6 | Fabio Poroli, Massimiliano Todisco, Michele Cornacchia, Cristina Delogu, Andrea Paoloni, Mauro Falcone | Italy | Rome | In this work we present a man-machine dialogue corpus acquired within the framework of the SpeakyAcutattile project with the Magic Technique of Oz. The corpus contains more than 60 hours of audio recording, inter-written, and video. It is dedicated in particular to the analysis of turn management and the resolution of ... | In this work we present a man-machine dialog corpus acquired within the framework of the Speaky Acutattile project, a digital platform for domestication designed for the support of weak outness (older, non-visible, etc.).In this case, it is necessary to ensure that you have the right to use this product in order to ens... | The Magic Technique of Oz allowed us to get a controlled corpus on some aspects of interaction that provide indications for the architecture of the dialogue system. The current data will be integrated with the acquisition of a new corpus in which the Oz Magician will be replaced by the prototype of the system, facing t... | 3 | Chatbots and Dialogue Systems |
61_2014 | 2,014 | Manuela Sanguinetti, Cristina Bosco | Converting the parallel treebank ParTUT in Universal Stanford Dependencies | ENG | 2 | 2 | 1 | Università di Torino | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Turin | Assuming the increased need of language resources encoded with shared representation formats, the paper de-scribes a project for the conversion of the multilingual parallel treebank ParTUT in the de facto standard of the Stanford Dependencies (SD) representation. More specifically, it reports the conversion pro-cess, c... | 1 Introduction The increasing need to use language resources for the development and training of automatic systems goes hand in hand with the opportunity to make such resources available and accessible. This op-portunity, however, is often precluded by the use of different formats for encoding linguistic con-tent. Such... | In this paper, we briefly described the ongoing project of conversion of a multilingual parallel treebank from its native representation format, i.e. TUT, into the Universal Stanford Dependencies. The main advantages of such attempt lie in the opportunity to release the parallel resource in a widely recognized annotati... | 4 | Syntax and Dependency Treebanks |
62_2014 | 2,014 | Manuela Sanguinetti, Emilio Sulis, Viviana Patti, Giancarlo Ruffo, Leonardo Allisio, Valeria Mussa, Cristina Bosco | Developing corpora and tools for sentiment analysis: the experience of the University of Turin group | ENG | 7 | 4 | 1 | Università di Torino | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Turin | The paper describes the ongo-ing experience at the University of Turin in developing linguistic resources and tools for sentiment analysis of social media. We describe in particular the development of Senti-TUT, a human annotated cor-pus of Italian Tweets including labels for sentiment polarity and irony, which has bee... | 1 Introduction Several efforts are currently devoted to automati-cally mining opinions and sentiments from natu-ral language, e.g. in social media posts, news and reviews about commercial products. This task en-tails a deep understanding of the explicit and im-plicit information conveyed by the language, and most of th... | The paper describes the experiences done at the University of Turin on topics related to SA&OM, with a special focus on the main directions we are following. The first one is the development of an-notated corpora for Italian that can be exploited both in automatic systems’ training, in evaluation fora, and in investiga... | 6 | Sentiment, Emotion, Irony, Hate |
63_2014 | 2,014 | Enrico Santus, Qin Lu, Alessandro Lenci, Chu-Ren Huang | Unsupervised Antonym-Synonym Discrimination in Vector Space | ENG | 4 | 1 | 0 | The Hong Kong Polytechnic University Hong Kong, Università di Pisa | 2 | 1 | 0 | 3 | Enrico Santus, Qin Lu, Chu-Ren Huang | 0 | 0 | China, Italy | Hong Kong, Pisa | Automatic detection of antonymy is an important task in Natural Language Processing (NLP). However, currently, there is no effective measure to discriminate antonyms from synonyms because they share many common features. In this paper, we introduce APAnt, a new Average-Precision-based measure for the unsupervised ident... | Antonymy is one of the fundamental relations shaping the organization of the semantic lexicon and its identification is very challenging for computational models (Mohammad et al., 2008). Yet, antonymy is essential for many Natural Language Processing (NLP) applications, such as Machine Translation (MT), Sentiment Analy... | This paper introduces APAnt, a new distributional measure for the identification of antonymy (an extended version of this paper will appear in Santus et al., 2014b). APAnt is evaluated in a discrimination task in which both antonymy- and synonymy-related pairs are present. In the task, APAnt has outperformed the baseli... | 22 | Distributional Semantics |
64_2014 | 2,014 | Eva Sassolini, Sebastiana Cucurullo, Manuela Sassi | Methods of textual archives preservation | ENG | 3 | 3 | 1 | CNR-ILC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | Over its fifty-years of history the Institute for Computational Linguis- tics “Antonio Zampolli” (ILC) has stored a great many texts and corpora in various formats and record layouts. The consoli- dated experience in the acquisition, man- agement and analysis of texts has al- lowed us to formulate a plan of recovery an... | The international scientific communities consider electronic resources as a central part of cultural and intellectual heritage. Many institutions are involved in international initiatives 1 directed to the preservation of digital materials. The Digital Preservation Europe project (DPE) is an example of a collaboration ... | The preservation of that data produced with out-dated technologies should be handled especially by public institutions, as this is part of the histor-ical heritage. Therefore, it is necessary for us to complete this work, so that the resources can be reused. This will be possible only through a joint effort of the inst... | 7 | Lexical and Semantic Resources and Analysis |
65_2014 | 2,014 | Asad Sayeed, Vera Demberg | Combining unsupervised syntactic and semantic models of thematic fit | ENG | 2 | 1 | 0 | Saarland University | 1 | 1 | 1 | 2 | Asad Sayeed, Vera Demberg | 0 | 0 | Germany | Saarbrücken | We explore the use of the SENNA semantic role-labeller to define a distributional space to build a fully unsupervised model of event-entity thematic fit judgements. Existing models use syntactic dependencies for this. Our Distributional Memory model outperforms a syntax-based model by a wide margin, matches an augmente... | It is perfectly conceivable that automated tasks in natural language semantics can be accomplished entirely through models that do not require the contribution of semantic features to work at high accuracy. Unsupervised semantic role labellers such as that of Titov and Klementiev (2011) and Lang and Lapata (2011) do ex... | We have constructed a distributional memory based on SENNA-annotated thematic roles and shown an improved correlation with human data when combining it with the high-performing syntax-based TypeDM. We found that, even when built on similar corpora, SRL brings something to the table over and above syntactic parsing. In ... | 22 | Distributional Semantics |
66_2014 | 2,014 | Romain Serizel, Diego Giuliani | Deep neural network adaptation for children's and adults' speech recognition | ENG | 2 | 0 | 0 | Fondazione Bruno Kessler | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | This paper introduces a novel application of the hybrid deep neural net-work (DNN) - hidden Markov model (HMM) approach for automatic speech recognition (ASR) to target groups of speakers of a specific age/gender. We target three speaker groups consisting of children, adult males and adult females, respectively. The gr... | Speaker-related acoustic variability is one of the major source of errors in automatic speech recognition. In this paper we cope with age group differences, by considering the relevant case of children versus adults, as well as with male/female differences. Here DNN is used to deal with the acoustic variability induced... | In this paper we have investigated the use of the DNN-HMM approach in a phone recognition task targeting three groups of speakers, that is children, adult males and adult females. It has been shown that, in under-resourced condition, group specific training does not necessarily lead to PER improve-ments. To overcome th... | 13 | Multimodal |
67_2014 | 2,014 | Antonio Sorgente, Giuseppe Vettigli, Francesco Mele | An Italian Corpus for Aspect Based Sentiment Analysis of Movie Reviews | ENG | 3 | 0 | 0 | CNR-ICIB | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Naples | In this paper we will present an Italian corpus focused on the domain of movie reviews, developed in order to sup-port our ongoing research for the devel-opment of new models about Sentiment Analysis and Aspect Identification in Ital-ian language. The corpus that we will present contains a set of sentences man-ually an... | Nowadays, on the Web there is a huge amount of unstructured information about public opinion and it continues growing up rapidly. Analysing the opinions expressed by the users is an important step to evaluate the quality of a product. In this scenario, the tools provided by Sentiment Analy-sis and Opinion Mining are cr... | We introduced an Italian corpus of sentences ex-tracted by movie reviews. The corpus has been specifically designed to support the development of new tools for the Sentiment Analysis in Italian. We believe that corpus can be used to train and test new models for sentence-level sentiment clas-sification and aspect-level... | 6 | Sentiment, Emotion, Irony, Hate |
68_2014 | 2,014 | Stefania Spina | Il Perugia Corpus: una risorsa di riferimento per l'italiano. Composizione, annotazione e valutazione | ITA | 1 | 1 | 1 | Università per Stranieri di Perugia | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Perugia | The Perugia Corpus (PEC) is a corpus of contemporary Italian written and spoken, which comprises over 26 million words. The objective that led its constitution was to reveal the lack of a corpus of Italian reference. This article describes the criteria on the basis of its com-position, its structure in 10 sections and ... | The Perugia Corpus (PEC) is a reference corpus of contemporary Italian, written and spoken1; it consists of over 26 million words, distributed in 10 different sections, corresponding to the same text genres, and equipped with a multi-level annotation. The PEC intends to reveal the lack of a reference corpus (written an... | The PEC represents the first reference corpus of contemporary Italian written and spoken; in its composition was privileged the differentiation of text genres, also spoken, compared to the width of dimensions. Realized with limited resources and in short periods of time, using, where possible, existing language resourc... | 7 | Lexical and Semantic Resources and Analysis |
69_2014 | 2,014 | Fabio Tamburini | Are Quantum Classifiers Promising? | ENG | 1 | 0 | 0 | Università di Bologna | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Bologna | This paper presents work in progress on the development of a new gen-eral purpose classifier based on Quantum Probability Theory. We will propose a kernel-based formulation of this classifier that is able to compete with a state-of-the-art machine learning methods when clas-sifying instances from two hard artificial pr... | Quantum Mechanics Theory (QMT) is one of the most successful theory in modern science. Despite its ability to properly describe most natural phenomena in the physics realm, the attempts to prove its effectiveness in other domains remain quite limited. Only in recent years some scholars tried to embody principles derive... | This paper presented a first attempt to produce a general purpose classifier based on Quantum Probability Theory. Considering the early experiments from (Liu et al., 2013), KQC is more powerful and gains better performance. The results obtained on our experiments are quite encouraging and we are tempted to answer ‘yes’... | 13 | Multimodal |
70_2014 | 2,014 | Francesco Tarasconi, Vittorio Di Tomaso | Geometric and statistical analysis of emotions and topics in corpora | ENG | 2 | 0 | 0 | CELI Language Technology | 1 | 0 | 0 | 0 | 0 | 2 | Francesco Tarasconi, Vittorio Di Tomaso | Italy | Turin | NLP techniques can enrich un-structured textual data, detecting topics of interest and emotions. The task of under-standing emotional similarities between different topics is crucial, for example, in analyzing the Social TV landscape. A measure of how much two audiences share the same feelings is required, but also a s... | Classification of documents based on topics of interest is a popular NLP research area; see, for example, Hamamoto et al. (2005). Another important subject, especially in the context of Web 2.0 and social media, is the sentiment analysis, mainly meant to detect polarities of expressions and opinions (Liu, 2012). A sent... | By applying carefully chosen multivariate statistical techniques, we have shown how to represent and highlight important emotional relations between topics. Further results in the MCA field can be experimented on datasets similar to the ones we used. For example, additional information about opinion polarity and docume... | 6 | Sentiment, Emotion, Irony, Hate |
71_2014 | 2,014 | Mirko Tavosanis | Il Corpus ICoN: una raccolta di elaborati di italiano L2 prodotti in ambito universitario | ITA | 1 | 0 | 0 | Università di Pisa | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Pisa | The contribution presents the essential characteristics of the Corpus ICoN. The corpus collects processes carried out over 13 years by university students; the processes are divided into two subcorps. The equivalents are dedicated respectively to students who know Italian as L1 and those who know it as L2/LS. | Text bodies made like L2 have long been an essential tool for the study of language learning. In the case of the Italian, however, although there are important and well-made products, the body number is still considered insufficient for many types of research (for a overview: Andorno and Rastelli 2009). The corpus in e... | The processing of the corpus is still ongoing. However, the trials carried out so far are very promising and make sure the project is useful. A particular value seems the possibility of comparing the texts produced by students who have or not the Italian as L1 in circumstances where communication purposes respond to a ... | 8 | Learner Corpora and Language Acquisition |
72_2014 | 2,014 | Olga Uryupina, Alessandro Moschitti | Coreference Resolution for Italian: Assessing the Impact of Linguistic Components | ENG | 2 | 1 | 1 | Università di Trento, Qatar Computing Research Institute | 2 | 1 | 0 | 1 | Alessandro Moschitti | 0 | 0 | Italy, Qatar | Trento, Rome, Ar-Rayyan | This paper presents a systematic evaluation of two linguistic components required to build a coreference resolution system: mention detection and mention description. We compare gold standard annotations against the output of the mod-ules based on the state-of-the-art NLP for Italian. Our experiments suggest the most p... | Coreference Resolution is an important prerequisite for a variety of Natural Language Processing tasks, in particular, for Information Extraction and Question Answering, Machine Translation or Single-document Summarization. It is, however, a challenging task, involving complex inference over heterogeneous linguistic cu... | In this paper, we have attempted an extensive evaluation of the impact of two language-specific components on the performance of a coreference resolver for Italian. We show that the mention extraction module plays a crucial role, while the contribution of the mention description model, while still important, is much le... | 7 | Lexical and Semantic Resources and Analysis |
73_2014 | 2,014 | Andrea Vanzo, Giuseppe Castellucci, Danilo Croce, Roberto Basili | A context based model for Twitter Sentiment Analysis in Italian | ENG | 4 | 0 | 0 | Università di Roma Tor Vergata | 3 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Rome | Recent works on Sentiment Analysis over Twitter leverage the idea that the sentiment depends on a single incoming tweet. However, tweets are plunged into streams of posts, thus making available a wider context. The contribu-tion of this information has been recently investigated for the English language by modeling the... | Web 2.0 and Social Networks allow users to write about their life and personal experiences. This huge amount of data is crucial in the study of the interactions and dynamics of subjectivity on the Web. Sentiment Analysis (SA) is the computational study and automatic recognition of opinions and sentiments. Twitter is a ... | In this work, the role of contextual information in supervised Sentiment Analysis over Twitter is in-vestigated for the Italian language. Experimental results confirm the empirical findings presented in (Vanzo et al., 2014) for the English language. Al-though the size of the involved dataset is still lim-ited, i.e. abo... | 6 | Sentiment, Emotion, Irony, Hate |
74_2014 | 2,014 | Rossella Varvara, Elisabetta Jezek | Semantic role annotation of instrument subjects | ENG | 2 | 2 | 1 | Università di Trento, Università di Pavia | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento, Pavia | Semantic role annotation has be-come widely used in NLP and lexical re-source implementation. Even if attempts of standardization are being developed, discordance points are still present. In this paper we consider a problematic semantic role, the Instrument role, which presents differences in definition and causes pro... | Semantically annotated resources have become widely used and requested in the field of Natural Language Processing, growing as a productive research area. This trend can be confirmed by looking at the repeated attempts in the implementation of annotated resources (FrameNet, VerbNet, Propbank, SALSA, LIRICS, SensoComune... | In this paper we have shown how theoretical and data analysis can be mutually improved by each other. Literature has offered critical discussion about the Instrument role and the case of instru-ment subjects, a discussion that can be useful for the definition and annotation of semantic roles in the implementation of le... | 7 | Lexical and Semantic Resources and Analysis |
75_2014 | 2,014 | Simonetta Vietri | The Italian Module for NooJ | ENG | 1 | 1 | 1 | Università di Salerno | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Salerno | This paper presents the Italian mod-ule for NooJ. First, we will show the basic linguistic resources: dictionaries, inflectional and derivational grammars, syntactic gram-mars. Secondly, we will show some results of the application of such linguistic resources: the annotation of date/time patterns, the processing of id... | NooJ is a development environment used to construct large-coverage formalized descriptions of natural languages, and apply them to corpora, in real time. NooJ, whose author is Max Silberztein (Silberztein 2003-), is a knowledge-based system that makes use of huge linguistic resources. Dictionaries, combined with morpho... | The application of the Italian module to a corpus of 100MB (La Stampa 1998) produced the following results: 33,866.028 tokens, 26,785.331 word forms. The unknown tokens are loan words, typos, acronyms, alterates8. The Italian module consists of exhaustive dictionaries/ grammars formally coded and manually built on thos... | 7 | Lexical and Semantic Resources and Analysis |
76_2015 | 2,015 | Giovanni Colavizza, Fréderic Kaplan | On Mining Citations to Primary and Secondary Sources in Historiography | ENG | 2 | 0 | 0 | EPFL | 1 | 1 | 1 | 2 | Giovanni Colavizza, Fréderic Kaplan | 2 | Giovanni Colavizza, Fréderic Kaplan | Switzerland | Lausanne | We present preliminary results from the Linked Books project, which aims at analysing citations from the historiography on Venice. A preliminary goal is to extract and parse citations from any location in the text, especially footnotes, both to primary and secondary sources. We detail a pipeline for these tasks based o... | The Linked Books project is part of the Venice Time Machine.}, a joint effort to digitise and study the history of Venice by digital means. The project goal is to analyse the history of Venice through the lens of citations, by network analytic methods. Such research is interesting because it could unlock the potential ... | We presented a pipeline for recognizing and parsing citations to primary and secondary sources from historiography on Venice, with a case study on the Archivio Veneto journal. A first filtering step allows us to detect text blocks likely to contain citations, usually footnotes, by a SVM classifier trained on a simple s... | 7 | Lexical and Semantic Resources and Analysis |
77_2015 | 2,015 | Tobias Horsmann, Torsten Zesch | Effectiveness of Domain Adaptation Approaches for Social Media \POS~Tagging | ENG | 2 | 0 | 0 | University of Duisburg-Essen | 1 | 1 | 1 | 2 | Tobias Horsmann, Torsten Zesch | 0 | 0 | Germany | Duisburg | We compare a comprehensive list of domain adaptation approaches for POS tagging of social media data. We find that the most effective approach is based on clustering of unlabeled data. We also show that combining different approaches does not further improve performance. Thus, POS tagging of social media data remains a... | Part-of-Speech (PoS) tagging of social media data is still challenging. Instead of tagging accuracies in the high nineties on newswire data, on social media we observe significantly lower numbers. This performance drop is mainly caused by the high number of out-of-vocabulary words in social media, as authors neglect or... | In this paper, we analyzed domain adaptation approaches for improving PoS tagging on social media text. We confirm that adding more manually annotated in-domain data is highly effective, but annotation costs might often prevent application of this strategy. Adding more out-domain training data or machine-tagged data is... | 6 | Sentiment, Emotion, Irony, Hate |
78_2015 | 2,015 | Sabrina Stehwien, Sebastian Padó | Generalization in Native Language Identification: Learners versus Scientists | ENG | 2 | 1 | 1 | Universität Stuttgart | 1 | 1 | 1 | 2 | Sabrina Stehwien, Sebastian Padó | 0 | 0 | Germany | Stuttgart | Native Language Identification (NLI) is the task of recognizing an author's native language from text in another language. In this paper, we consider three English learner corpora and one new, presumably more difficult, scientific corpus. We find that the scientific corpus is only about as hard to model as a less-contr... | Native Language Identification (NLI) is the task of recognizing an author's native language (L1) from text written in a second language (L2). NLI is important for applications such as the detection of phishing attacks AUTHOR or data collection for the study of L2 acquisition AUTHOR. State-of-the-art methods couch NLI a... | This study investigated the generalizability of NLI models across learner corpora and a novel corpus of scientific ACL documents. We found that generalizability is directly tied to corpus properties: well-controlled learner corpora (TOEFL-11, ICLE) generalize well to one another AUTHOR. Together with the minor effect o... | 8 | Learner Corpora and Language Acquisition |
79_2015 | 2,015 | Fabio Celli, Luca Polonio | Facebook and the Real World:Correlations between Online and Offline Conversations | ENG | 2 | 0 | 0 | Università di Trento | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | Are there correlations between language usage in conversations on Facebook and face to face meetings? To answer this question, we collected transcriptions from face to face multi-party conversations between 11 participants, and retrieved their Facebook threads. We automatically annotated the psycholinguistic dimensions... | In recent years we had great advancements in the analysis of communication, in face to face meetings as well as in Online Social Networks (OSN) (Boyd and Ellison, 2007). For example, resources for computational psycholinguistics like the Linguistic Enquiry Word Count (LIWC) (Tausczik and Pennebaker, 2010), have been ap... | In this paper, we attempted to analyse the correlations between psycholinguistic dimensions observed in Facebook and face to face meetings. We found that the type of words significantly correlated to both settings are related to strong emotions (anger and anxiety), We suggest that these are linguistic dimensions diffic... | 9 | Textual Genres & Literature Linguistics |
80_2015 | 2,015 | Flavio Massimiliano Cecchini, Elisabetta Fersini | Word Sense Discrimination: A gangplank algorithm | ENG | 2 | 1 | 0 | Università di Milano Bicocca | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Milan | In this paper we present an unsupervised, graph-based approach for Word Sense Discrimination. Given a set of text sentences, a word co-occurrence graph is derived and a distance based on Jaccard index is defined on it; subsequently, the new distance is used to cluster the neighbour nodes of ambiguous terms using the co... | Word Sense Disambiguation is a challenging research task in Computational Linguistics and Natural Language Processing. The main reasons behind the difficulties of this task are ambiguity and arbitrariness of human language: just depending on its context, the same term can assume different interpretations, or senses, in... | The main challenge we encountered for our word sense discrimination algorithm was the difficulty of handling a small-world graph. Apart from that, we have to notice that word clustering just represents the last step of a process that starts with pre-processing and tokenization of a text, which are both mostly of superv... | 7 | Lexical and Semantic Resources and Analysis |
81_2015 | 2,015 | Manuela Speranza, Anne-Lyse Minard | Cross-language projection of multilayer semantic annotation in the NewsReader Wikinews Italian Corpus (WItaC) | ENG | 2 | 2 | 1 | Fondazione Bruno Kessler | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | In this paper we present the annotation of events, entities, relations and coreference chains performed on Italian translations of English annotated texts. As manual annotation is a very expensive and time-consuming task, we devised a cross-lingual projection procedure based on the manual alignment of annotated element... | The NewsReader Wikinews Italian Corpus (WItaC) is a new Italian annotated corpus consisting of English articles taken from Wikinews) is a collection of multilingual online news articles written collaboratively in a wiki-like manner.} and translated into Italian by professional translators. The English corpus was create... | We have presented WItaC, a new corpus consisting of Italian translations of English texts annotated using a cross-lingual projection method. We acknowledge some influence of English in the translated texts (for instance, we noticed an above-average occurrence of noun modifiers, as in “dipendenti Airbus”) and in the ann... | 7 | Lexical and Semantic Resources and Analysis |
82_2015 | 2,015 | Lorenzo Gregori, Andrea Amelio Ravelli, Alessandro Panunzi | Linking dei contenuti multimediali tra ontologie multilingui: i verbi di azione tra IMAGACT e BabelNet | ITA | 3 | 0 | 0 | Università di Firenze | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Florence | The study presented here concerns the link between two multilingual and multimedia resources, BabelNet and IMAGACT. In particular, the linking experiment has as its object the videos of the ontology of the IMAGACT action and the respective verbal lexical entries of BabelNet. The task was executed through an algorithm t... | Ontologies are widely used tools to represent linguistic resources on the web and make them exploitable by methods of automatic processing of natural language. The availability of shared formal languages, such as RDF and OWL, and the development of high-level ontologies, such as lemon (McCrae et al., 2011), are leading... | Although a fine-tuning of the parameters has not yet been done (for which a wider set test is required), the good results obtained by this experiment open the possibility of connecting the two ontologies through the scenes of IMAGACT, in order to enrich both resources. On the one hand, IMAGACT's videos could represent ... | 7 | Lexical and Semantic Resources and Analysis |
83_2015 | 2,015 | Marco Angster | Bolzano/Bozen Corpus: Coding Informationabout the Speaker in IMDI Metadata Structure | ENG | 1 | 0 | 0 | Libera Università di Bolzano | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Bolzano | The paper introduces a new collection of spoken data (the Bolzano/Bozen Corpus) available through The Language Archive of Max Planck Institute of Nijmegen. It shows an example of the issues encountered in accommodating information of an existent corpus into IMDI metadata structure. Finally, it provides preliminary refl... | Once a Language Resource (LR) exists it should be used, and this entails several problems. First of all it must be available to the public – which may be the academic community, but also industry or institutions – and, given that producing a LR is an expensive task, it would be ideal that a LR could be exploited beyond... | In this paper, I have shown an example of the difficulty of using a metadata structure to accommodate information on speaker’s linguistic background. I have taken into account the case of Bolzano Bozen Corpus and two sociolinguistically oriented projects (KOMMA, Kontatto) hosted on The Language Archive. IMDI, the forme... | 7 | Lexical and Semantic Resources and Analysis |
84_2015 | 2,015 | Paolo Dragone, Pierre Lison | An Active Learning Approach to the Classification of Non-Sentential Utterances | ENG | 2 | 0 | 0 | Sapienza Università di Roma, University of Oslo | 2 | 1 | 0 | 1 | Pierre Lison | 0 | 0 | Norway, Italy | Oslo, Rome | This paper addresses the problem of classification of non-sentential utterances (NSUs). NSUs are utterances that do not have a complete sentential form but convey a full clausal meaning given the dialogue context. We extend the approach of Fernández et al. (2007), which provide a taxonomy of NSUs and a small annotated ... | In dialogue, utterances do not always take the form of complete, well-formed sentences with a subject, a verb and complements. Many utterances – often called non-sentential utterances, or NSUs for short – are fragmentary and lack an overt predicate. Consider the following examples from the British National Corpus: A: H... | This paper presented the results of an experiment in the classification of non-sentential utterances, extending the work of Fernández et al. (2007). The approach relied on an extended feature set and active learning techniques to address the scarcity of labelled data and the class imbalance. The evaluation results demo... | 13 | Multimodal |
85_2015 | 2,015 | Serena Pelosi | SentIta and Doxa: Italian Databases and Tools for Sentiment Analysis Purposes | ENG | 1 | 1 | 1 | Università di Salerno | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Salerno | This reserach presents SentIta, a Sentiment lexicon for the Italian language, and Doxa, a prototype that, interacting with the lexical database, applies a set of linguistic rules for the Document-level Opinionated teXt Analysis. Details about the dictionary population, the semantic analysis of texts written in natural ... | Through online customer review systems, Internet forums, discussion groups and blogs, consumers are allowed to share positive or negative information than can influence in different ways the purchase decisions and model the buyer expectations, above all with regard to experience goods (Nakayama et al., 2010); such as h... | In the present paper we underlined that the social and economic impact of the online customer opinions and the huge volume of raw data available on the web, concerning users point of views, offer new opportunities both to marketers and researchers. Indeed, sentiment analysis applications, able to go deep in the semanti... | 6 | Sentiment, Emotion, Irony, Hate |
86_2015 | 2,015 | Giuseppe Castellucci, Danilo Croce, Roberto Basili | A Graph-based Model of Contextual Information in Sentiment Analysis over Twitter | ENG | 3 | 0 | 0 | Università di Roma Tor Vergata | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Rome | Analyzing the sentiment expressed by short messages available in Social Media is challenging as the information when considering an instance is scarce. A fundamental role is played by Contextual information that is available when interpreting a message. In this paper, a Graph-based method is applied: a graph is built c... | Sentiment Analysis (SA) AUTHOR faces the problem of deciding whether a text expresses a sentiment, e.g. positivity or negativity. Social Media are observed to measure the sentiment expressed in the Web about products, companies or politicians. The interest in the analysis of tweets led to the definition of highly parti... | In this paper, the Contextual Graph is defined as a structure where messages can influence each other by considering both intra-context and extracontext links: the former are links between messages, while the latter serves to link messages in different contexts through shared words. The application of a Label Propagati... | 6 | Sentiment, Emotion, Irony, Hate |
87_2015 | 2,015 | Fabrizio Esposito, Pierpaolo Basile, Francesco Cutugno, Marco Venuti | The CompWHoB Corpus:Computational Construction, Annotation and Linguistic Analysis of the White House Press Briefings Corpus | ENG | 4 | 0 | 0 | Università di Napoli Federico II, Università di Bari Aldo Moro, Università di Catania | 3 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Naples, Bari, Catania | The CompWHoB (Computational White House press Briefings) Corpus, currently being developed at the University of Naples Federico II, is a corpus of spoken American English focusing on political and media communication. It represents a large collection of the White House Press Briefings, namely, the daily meetings held b... | As political speech has been gaining more and more attention over recent years in the analysis of communication strategies, political corpora have become of paramount importance for the fulfilment of this objective. The CompWHoB Corpus, a spoken American English corpus currently being developed at the University of Nap... | At the time of writing, the CompWHoB Corpus is probably one of the largest political corpora mainly based on spontaneous spoken language. This feature represents one of its strongest points, as the linguistic analysis performed by employing the TRI has proved. As for the near future, two are our main goals: the first o... | 7 | Lexical and Semantic Resources and Analysis |
88_2015 | 2,015 | Raffaele Guarasci, Alessandro Maisto | New wine in old wineskins: a morphology-based approach to translate medical terminology | ENG | 2 | 0 | 0 | Università di Salerno | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Salerno | In this work we introduce the first steps toward the development of a machine translation system for medical terminology. We explore the possibility of basing a machine translation task in the medical domain on morphology. Starting from neoclassical formative elements, or confixes, we started building MedIta, a cross-l... | Automating Machine Translation (MT) of a technical language is a challenging task that requires an in-depth analysis both from a linguistic point of view and as regards the implementation of a complex system. This becomes even more complex in medical language. Indeed the translation of medical terminology must always b... | In this work we presented a morphology-based machine translation prototype specifically suited for medical terminology. The prototype uses ontologies of morphemes and Finite State Transducers. Even though the approach may seem a little out-of-date, the preliminary results showed that it can work as well as a probabilis... | 20 | In-domain IR and IE |
89_2015 | 2,015 | Pierpaolo Basile, Annalina Caputo, Giovanni Semeraro | Entity Linking for Italian Tweets | ENG | 3 | 1 | 0 | Università di Bari Aldo Moro | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Bari | Linking entity mentions in Italian tweets to concepts in a knowledge base is a challenging task, due to the short and noisy nature of these short messages and the lack of specific resources for Italian. This paper proposes an adaptation of a general purpose Named Entity Linking algorithm, which exploits the similarity ... | In this paper we address the problem of entity linking for Italian tweets. Named Entity Linking (NEL) is the task of annotating entity mentions in a portion of text with links to a knowledge base. This task usually requires as first step the recognition of portions of text that refer to named entities (entity recogniti... | We tackled the problem of entity linking for Italian tweets. Our contribution is threefold: 1) we build a first Italian tweet dataset for entity linking, 2) we adapted a distributional-based NEL algorithm to the Italian language, and 3) we compared stateof-the-art systems on the built dataset. As for English, the entit... | 7 | Lexical and Semantic Resources and Analysis |
90_2015 | 2,015 | Luigi Di Caro, Guido Boella, Alice Ruggeri, Loredana Cupi, Adebayo Kolawole, Livio Robaldo | From a Lexical to a Semantic Distributional Hypothesis | ENG | 6 | 2 | 0 | Università di Torino, University of Luxembourg, Università di Bologna | 3 | 1 | 0 | 1 | Adebayo Kolawole | 0 | 0 | Luxembourg, Italy | Esch-sur-Alzette, Turin, Bologna | Distributional Semantics is based on the idea of extracting semantic information from lexical information in (multilingual) corpora using statistical algorithms. This paper presents the challenging aim of the SemBurst research project which applies distributional methods not only to words, but to sets of semantic infor... | One of the main current research frontiers in Computational Linguistics is represented by studies and techniques usually associated with the label “Distributional Semantics” (DS), which are focused on the exploitation of distributional analyses of words in syntactic compositions. Their importance is demonstrated by rec... | This paper presents a recently-funded project on a research frontier in Computational Linguistic. It includes a brief survey on the topic and the essential keys of the proposal with its impact. | 22 | Distributional Semantics |
91_2015 | 2,015 | Elena Cabrio, Serena Villata | Inconsistencies Detection in Bipolar Entailment Graphs | ENG | 2 | 2 | 1 | CNRS, University of Nice Sophia Antipolis | 2 | 1 | 1 | 2 | Elena Cabrio, Serena Villata | 0 | 0 | France | Paris, Nice | In the latest years, a number of real world applications have underlined the need to move from Textual Entailment (TE) pairs to TE graphs where pairs are no more independent. Moving from single pairs to a graph has the advantage of providing an overall view of the issue discussed in the text, but this may lead to possi... | A Textual Entailment (TE) system (Dagan et al., 2009) automatically assigns to independent pairs of two textual fragments either an entailment or a contradiction relation. However, in some real world scenarios like analyzing costumer reviews about a service or product, these pairs cannot be considered as independent. F... | We have presented BEGincs, a new formal framework that, translating a BEG into an argumentation graph, returns inconsistent set of arguments, if a wrong relation assignment by the TE system occurred. These inconsistent arguments sets are then used by annotators to detect the presence of a wrong assignment, and if so, t... | 7 | Lexical and Semantic Resources and Analysis |
92_2015 | 2,015 | Alessandro Mazzei | Generare messaggi persuasivi per una dieta salutare | ITA | 1 | 0 | 0 | Università di Torino | 1 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Turin | In this work we consider the possibility of automatically generating persuasive messages for users to follow a healthy diet. After describing a simple architecture for generating template-based messages, we consider the relationship between message design and some persuasion theories. | MADIMAN (Multimedia Application for DIet Management) is a project that explores the possibility of applying artificial intelligence in the context of diet. The design idea is to create a virtual dietist that helps people to follow a healthy diet. Using the ubiquity of mobile devices you want to build an artificial inte... | In this work we have described the main characteristics of a system of generating messages with persuasive intents in the context of diet. Currently, in order to be able to quantitatively verify the goodness of the proposed approach, we plan to follow two separate experimental methods. Initially, we are running a simul... | 3 | Chatbots and Dialogue Systems |
93_2015 | 2,015 | Michele Filannino, Marilena Di Bari | Gold standard vs. silver standard: the case of dependency parsing for Italian | ENG | 2 | 1 | 0 | University of Manchester, University of Leeds | 2 | 1 | 1 | 2 | Michele Filannino, Marilena Di Bari | 0 | 0 | United Kingdom | Manchester, Leeds | Collecting and manually annotating gold standards in NLP has become so expensive that in the last years the question of whether we can satisfactorily replace them with automatically annotated data (silver standards) is arising more and more interest. We focus on the case of dependency parsing for Italian and we investi... | Collecting and manually annotating linguistic data (typically referred to as gold standard) is a very expensive activity, both in terms of time and effort AUTHOR. For this reason, in the last years the question of whether we can train good Natural Language Processing (NLP) models by using just automatically annotated d... | We presented a set of experiments to investigate the contribution of silver standards when used as substitution of gold standard data. Similar investigations are arising interesting in any NLP subcommunities due to the high cost of generating gold data. The results presented in this paper highlight two important facts:... | 4 | Syntax and Dependency Treebanks |
94_2015 | 2,015 | Alessia Barbagli, Pietro Lucisano, Felice Dell'Orletta, Simonetta Montemagni, Giulia Venturi | CItA: un Corpus di Produzioni Scritte di Apprendenti l'Italiano L1 Annotato con Errori | ITA | 5 | 3 | 1 | Sapienza Università di Roma, CNR-ILC | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Rome, Pisa | In this article we present CITA the first corpus of written productions of Litalian L1 learners of the first and second year of the first grade secondary school noted with grammatical, spelling and lexical errors. The specificities of the corpus and its diachronistic nature make it particularly useful both for linguist... | The construction of a body of learning productions has always been at the heart of the research activities of the computational linguistic community. Particular attention is paid to the annotation and classification of the mistakes made by learners. Corporate noted with this type of information are typically used for t... | CitA can also be used in socio-pedagogic studies, allowing the distribution of errors to be related to the background variables. It is thus possible to verify the extent to which changes in writing are attributable to background socio-economic conditions. For example, it is interesting to note how the statistical surve... | 8 | Learner Corpora and Language Acquisition |
95_2015 | 2,015 | Johanna Monti, Federico Sangati, Mihael Arcan | TED-MWE: a bilingual parallel corpus with MWE annotation. Towards a methodology for annotating MWEs in parallel multilingual corpora | ENG | 3 | 1 | 1 | Università di Sassari, Fondazione Bruno Kessler, National University of Ireland | 3 | 1 | 0 | 1 | Mihael Arcan | 0 | 0 | Ireland, Italy | Dublin, Sassari, Trento | The translation of Multiword expressions (MWE) by Machine Translation (MT) represents a big challenge, and although MT has considerably improved in recent years, MWE mistranslations still occur very frequently. There is the need to develop large data sets, mainly parallel corpora, annotated with MWEs, since they are us... | Multiword expressions (MWEs) represent one of the major challenges for all Natural Language Processing (NLP) applications and in particular for Machine Translation (MT) (Sag et al., 2002). The notion of MWE includes a wide and frequent set of different lexical phenomena with their specific properties, such as idioms, c... | We have described the TED-MWE corpus, an English-Italian parallel spoken corpus annotated with MWEs, together with the methodology and the guidelines adopted during the annotation process. Ongoing and future work includes refinement of the annotation tools and guidelines, the extension of the methodology to further lan... | 7 | Lexical and Semantic Resources and Analysis |
96_2015 | 2,015 | Anne-Lyse Minard, Manuela Speranza, Rachele Sprugnoli, Tommaso Caselli | FacTA: Evaluation of Event Factuality and Temporal Anchoring | ENG | 4 | 3 | 1 | Fondazione Bruno Kessler, Università di Trento, VU Amsterdam | 3 | 1 | 0 | 1 | Tommaso Caselli | 0 | 0 | Netherlands, Italy | Amsterdam, Trento | In this paper we describe FacTA, a new task connecting the evaluation of factuality profiling and temporal anchoring, two strictly related aspects in event processing. The proposed task aims at providing a complete evaluation framework for factuality profiling, at taking the first steps in the direction of narrative co... | Reasoning about events plays a fundamental role in text understanding; it involves different aspects, such as event identification and classification, temporal anchoring of events, temporal ordering, and event factuality profiling. In view of the next EVALITA edition (Attardi et al., 2015),1 we propose FacTA (Factualit... | The FacTA task connects two related aspects of events: factuality and temporal anchoring. The availability of this information for Italian will both promote research in these areas and fill a gap with respect to other languages, such as English, for a variety of semantic tasks. Factuality profiling is a challenging tas... | 7 | Lexical and Semantic Resources and Analysis |
97_2015 | 2,015 | Giorgio Guzzetta, Federico Nanni | Computing, memory and writing: some reflections on an early experiment in digital literary studies | ENG | 2 | 0 | 0 | University College Cork, Università di Bologna | 2 | 1 | 0 | 1 | Giorgio Guzzetta | 0 | 0 | Ireland, Italy | Cork, Bologna | In this paper we present the first steps of a research that aims at investigating the possible relationship between the emergence of a discontinuity in the study of poetic influence and some early experiments of humanities computing. The background idea is that the evolution of computing in the 1960s and 1970s might ha... | In recent years, when the institutional presence of digital humanities grew stronger, the need for a closer look at the history of humanities computing (the name under which this community of researchers was originally gathered) became more urgent, and some answers have been attempted AUTHOR. Rehearsing the history of ... | To conclude, for what concerns more specifically the possible boundary between humanities computing and the study of influence in literary studies, we believe that computational techniques helped to develop a keen sense of the issues involved, foregrounding the role of mechanical reading in de-idealising the problem. T... | 9 | Textual Genres & Literature Linguistics |
98_2015 | 2,015 | Marilena Di Bari, Serge Sharoff, Martin Thomas | A manually-annotated Italian corpus for fine-grained sentiment analysis | ENG | 3 | 1 | 1 | University of Leeds | 1 | 1 | 1 | 3 | Marilena Di Bari, Serge Sharoff, Martin Thomas | 0 | 0 | United Kingdom | Leeds | This paper presents the results of the annotation carried out on the Italian section of the SentiML corpus, consisting of both originally-produced and translated texts of different types. The two main advantages are that: (i) the work relies on the linguistically-motivated assumption that, by encapsulating opinions in ... | Overall, the field of Sentiment Analysis (SA) aims at automatically classifying opinions as positive, negative or neutral AUTHOR. While at first the focus of SA was on the document level (coarse-grained) classification, with the years it has become more and more at the sentence level or below the sentence (fine-grained... | In this paper we have described a manuallyannotated corpus of Italian for fine-grained sentiment analysis. The manual annotation has been done in order to include important linguistic features. Apart from extracting statistics related to the annotations, we have also compared the manual annotations to a sentiment dicti... | 6 | Sentiment, Emotion, Irony, Hate |
99_2015 | 2,015 | Anna Feltracco, Elisabetta Jezek, Bernardo Magnini, Simone Magnolini | Annotating opposition among verb senses: a crowdsourcing experiment | ENG | 4 | 2 | 1 | Fondazione Bruno Kessler, Università di Pavia, Università di Brescia | 3 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento, Pavia, Brescia | We describe the acquisition, based on crowdsourcing, of opposition relations among Italian verb senses in the T-PAS resource. The annotation suggests the feasibility of a large-scale enrichment. | Several studies have been carried out on the definition of opposition in linguistics, philosophy, cognitive science and psychology. Our notion of opposition is based on lexical semantic studies by Lyons (1977), Cruse (1986; 2002; 2011), and Pustejovsky (2000), as synthesized in Jezek (2015). The category of opposites c... | In this paper we have presented a crowdsourcing experiment for the annotation of the opposition relation among verb senses in the Italian T-PAS resource. The annotation experiment has shown the feasibility of collecting opposition relation among Italian verb senses through crowdsourcing. We propose a methodology based ... | 7 | Lexical and Semantic Resources and Analysis |
100_2015 | 2,015 | Giovanni Moretti, Rachele Sprugnoli, Sara Tonelli | Digging in the Dirt: Extracting Keyphrases from Texts with KD | ENG | 3 | 2 | 0 | Fondazione Bruno Kessler, Università di Trento | 2 | 0 | 0 | 0 | 0 | 0 | 0 | Italy | Trento | In this paper we present a keyphrase extraction system called Keyphrase Digger (KD). The tool uses both statistical measures and linguistic information to detect a weighted list of n-grams representing the most important concepts of a text. KD is the reimplementation of an existing tool, which has been extended with ne... | This paper presents Keyphrase Digger (henceforth KD), a new implementation of the KX system for keyphrase extraction. Both KX (Pianta and Tonelli, 2010; Tonelli et al., 2012) and KD combine statistical measures with linguistic information to identify and extract weighted keyphrases from English and Italian texts. KX to... | This paper presents KD, a keyphrase extraction system that re-implements the basic algorithm of KX but adds new features, a high level of customizability and an improved processing speed. KD currently works on English and Italian and can take in input texts pre-processed with different available PoS taggers and lemmati... | 7 | Lexical and Semantic Resources and Analysis |
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