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1601.02403
Argumentation Mining in User-Generated Web Discourse
# Argumentation Mining in User-Generated Web Discourse ## Abstract The goal of argumentation mining, an evolving research field in computational linguistics, is to design methods capable of analyzing people's argumentation. In this article, we go beyond the state of the art in several ways. (i) We deal with actual We...
19
1603.00968
MGNC-CNN: A Simple Approach to Exploiting Multiple Word Embeddings for Sentence Classification
# MGNC-CNN: A Simple Approach to Exploiting Multiple Word Embeddings for Sentence Classification ## Abstract We introduce a novel, simple convolution neural network (CNN) architecture - multi-group norm constraint CNN (MGNC-CNN) that capitalizes on multiple sets of word embeddings for sentence classification. MGNC-CN...
9
1603.01417
Dynamic Memory Networks for Visual and Textual Question Answering
# Dynamic Memory Networks for Visual and Textual Question Answering ## Abstract Neural network architectures with memory and attention mechanisms exhibit certain reasoning capabilities required for question answering. One such architecture, the dynamic memory network (DMN), obtained high accuracy on a variety of lang...
15
1603.01514
A Bayesian Model of Multilingual Unsupervised Semantic Role Induction
# A Bayesian Model of Multilingual Unsupervised Semantic Role Induction ## Abstract We propose a Bayesian model of unsupervised semantic role induction in multiple languages, and use it to explore the usefulness of parallel corpora for this task. Our joint Bayesian model consists of individual models for each languag...
15
1603.04513
Multichannel Variable-Size Convolution for Sentence Classification
# Multichannel Variable-Size Convolution for Sentence Classification ## Abstract We propose MVCNN, a convolution neural network (CNN) architecture for sentence classification. It (i) combines diverse versions of pretrained word embeddings and (ii) extracts features of multigranular phrases with variable-size convolut...
10
1604.00400
Revisiting Summarization Evaluation for Scientific Articles
# Revisiting Summarization Evaluation for Scientific Articles ## Abstract Evaluation of text summarization approaches have been mostly based on metrics that measure similarities of system generated summaries with a set of human written gold-standard summaries. The most widely used metric in summarization evaluation h...
14
1604.05781
What we write about when we write about causality: Features of causal statements across large-scale social discourse
# What we write about when we write about causality: Features of causal statements across large-scale social discourse ## Abstract Identifying and communicating relationships between causes and effects is important for understanding our world, but is affected by language structure, cognitive and emotional biases, and...
9
1605.03481
Tweet2Vec: Character-Based Distributed Representations for Social Media
# Tweet2Vec: Character-Based Distributed Representations for Social Media ## Abstract Text from social media provides a set of challenges that can cause traditional NLP approaches to fail. Informal language, spelling errors, abbreviations, and special characters are all commonplace in these posts, leading to a prohib...
9
1605.07333
Combining Recurrent and Convolutional Neural Networks for Relation Classification
# Combining Recurrent and Convolutional Neural Networks for Relation Classification ## Abstract This paper investigates two different neural architectures for the task of relation classification: convolutional neural networks and recurrent neural networks. For both models, we demonstrate the effect of different archi...
17
1606.05320
Increasing the Interpretability of Recurrent Neural Networks Using Hidden Markov Models
# Increasing the Interpretability of Recurrent Neural Networks Using Hidden Markov Models ## Abstract As deep neural networks continue to revolutionize various application domains, there is increasing interest in making these powerful models more understandable and interpretable, and narrowing down the causes of good...
7
1608.04917
Cohesion and Coalition Formation in the European Parliament: Roll-Call Votes and Twitter Activities
# Cohesion and Coalition Formation in the European Parliament: Roll-Call Votes and Twitter Activities ## Abstract We study the cohesion within and the coalitions between political groups in the Eighth European Parliament (2014--2019) by analyzing two entirely different aspects of the behavior of the Members of the Eu...
12
1610.00879
A Computational Approach to Automatic Prediction of Drunk Texting
# A Computational Approach to Automatic Prediction of Drunk Texting ## Abstract Alcohol abuse may lead to unsociable behavior such as crime, drunk driving, or privacy leaks. We introduce automatic drunk-texting prediction as the task of identifying whether a text was written when under the influence of alcohol. We ex...
10
1610.05243
Pre-Translation for Neural Machine Translation
# Pre-Translation for Neural Machine Translation ## Abstract Recently, the development of neural machine translation (NMT) has significantly improved the translation quality of automatic machine translation. While most sentences are more accurate and fluent than translations by statistical machine translation (SMT)-b...
14
1610.08597
Word Embeddings to Enhance Twitter Gang Member Profile Identification
# Word Embeddings to Enhance Twitter Gang Member Profile Identification ## Abstract Gang affiliates have joined the masses who use social media to share thoughts and actions publicly. Interestingly, they use this public medium to express recent illegal actions, to intimidate others, and to share outrageous images and...
10
1610.09516
Finding Street Gang Members on Twitter
# Finding Street Gang Members on Twitter ## Abstract Most street gang members use Twitter to intimidate others, to present outrageous images and statements to the world, and to share recent illegal activities. Their tweets may thus be useful to law enforcement agencies to discover clues about recent crimes or to anti...
11
1611.01400
Learning to Rank Scientific Documents from the Crowd
# Learning to Rank Scientific Documents from the Crowd ## Abstract Finding related published articles is an important task in any science, but with the explosion of new work in the biomedical domain it has become especially challenging. Most existing methodologies use text similarity metrics to identify whether two a...
11
1611.02550
Discriminative Acoustic Word Embeddings: Recurrent Neural Network-Based Approaches
# Discriminative Acoustic Word Embeddings: Recurrent Neural Network-Based Approaches ## Abstract Acoustic word embeddings --- fixed-dimensional vector representations of variable-length spoken word segments --- have begun to be considered for tasks such as speech recognition and query-by-example search. Such embeddin...
13
1611.03599
UTCNN: a Deep Learning Model of Stance Classificationon on Social Media Text
# UTCNN: a Deep Learning Model of Stance Classificationon on Social Media Text ## Abstract Most neural network models for document classification on social media focus on text infor-mation to the neglect of other information on these platforms. In this paper, we classify post stance on social media channels and devel...
14
1611.09441
Sentiment Analysis for Twitter : Going Beyond Tweet Text
# Sentiment Analysis for Twitter : Going Beyond Tweet Text ## Abstract Analysing sentiment of tweets is important as it helps to determine the users' opinion. Knowing people's opinion is crucial for several purposes starting from gathering knowledge about customer base, e-governance, campaigning and many more. In thi...
16
1612.05270
A Simple Approach to Multilingual Polarity Classification in Twitter
# A Simple Approach to Multilingual Polarity Classification in Twitter ## Abstract Recently, sentiment analysis has received a lot of attention due to the interest in mining opinions of social media users. Sentiment analysis consists in determining the polarity of a given text, i.e., its degree of positiveness or neg...
11
1612.05310
Modeling Trolling in Social Media Conversations
# Modeling Trolling in Social Media Conversations ## Abstract Social media websites, electronic newspapers and Internet forums allow visitors to leave comments for others to read and interact. This exchange is not free from participants with malicious intentions, who troll others by positing messages that are intende...
10
1612.08205
Predicting the Industry of Users on Social Media
# Predicting the Industry of Users on Social Media ## Abstract Automatic profiling of social media users is an important task for supporting a multitude of downstream applications. While a number of studies have used social media content to extract and study collective social attributes, there is a lack of substantia...
13
1701.00185
Self-Taught Convolutional Neural Networks for Short Text Clustering
# Self-Taught Convolutional Neural Networks for Short Text Clustering ## Abstract Short text clustering is a challenging problem due to its sparseness of text representation. Here we propose a flexible Self-Taught Convolutional neural network framework for Short Text Clustering (dubbed STC^2), which can flexibly and ...
17
1701.06538
Outrageously Large Neural Networks: The Sparsely-Gated Mixture-of-Experts Layer
# Outrageously Large Neural Networks: The Sparsely-Gated Mixture-of-Experts Layer ## Abstract The capacity of a neural network to absorb information is limited by its number of parameters. Conditional computation, where parts of the network are active on a per-example basis, has been proposed in theory as a way of dr...
21
1703.04617
Exploring Question Understanding and Adaptation in Neural-Network-Based Question Answering
# Exploring Question Understanding and Adaptation in Neural-Network-Based Question Answering ## Abstract The last several years have seen intensive interest in exploring neural-network-based models for machine comprehension (MC) and question answering (QA). In this paper, we approach the problems by closely modelling...
7
1703.10344
Automated News Suggestions for Populating Wikipedia Entity Pages
# Automated News Suggestions for Populating Wikipedia Entity Pages ## Abstract Wikipedia entity pages are a valuable source of information for direct consumption and for knowledge-base construction, update and maintenance. Facts in these entity pages are typically supported by references. Recent studies show that as ...
13
1704.00939
Fortia-FBK at SemEval-2017 Task 5: Bullish or Bearish? Inferring Sentiment towards Brands from Financial News Headlines
# Fortia-FBK at SemEval-2017 Task 5: Bullish or Bearish? Inferring Sentiment towards Brands from Financial News Headlines ## Abstract In this paper, we describe a methodology to infer Bullish or Bearish sentiment towards companies/brands. More specifically, our approach leverages affective lexica and word embeddings ...
8
1704.02686
Word Embeddings via Tensor Factorization
# Word Embeddings via Tensor Factorization ## Abstract Most popular word embedding techniques involve implicit or explicit factorization of a word co-occurrence based matrix into low rank factors. In this paper, we aim to generalize this trend by using numerical methods to factor higher-order word co-occurrence based...
14
1704.04452
Bringing Structure into Summaries: Crowdsourcing a Benchmark Corpus of Concept Maps
# Bringing Structure into Summaries: Crowdsourcing a Benchmark Corpus of Concept Maps ## Abstract Concept maps can be used to concisely represent important information and bring structure into large document collections. Therefore, we study a variant of multi-document summarization that produces summaries in the form...
19
1704.05572
Answering Complex Questions Using Open Information Extraction
# Answering Complex Questions Using Open Information Extraction ## Abstract While there has been substantial progress in factoid question-answering (QA), answering complex questions remains challenging, typically requiring both a large body of knowledge and inference techniques. Open Information Extraction (Open IE) ...
14
1705.00108
Semi-supervised sequence tagging with bidirectional language models
# Semi-supervised sequence tagging with bidirectional language models ## Abstract Pre-trained word embeddings learned from unlabeled text have become a standard component of neural network architectures for NLP tasks. However, in most cases, the recurrent network that operates on word-level representations to produce...
10
1705.03261
Drug-drug Interaction Extraction via Recurrent Neural Network with Multiple Attention Layers
# Drug-drug Interaction Extraction via Recurrent Neural Network with Multiple Attention Layers ## Abstract Drug-drug interaction (DDI) is a vital information when physicians and pharmacists intend to co-administer two or more drugs. Thus, several DDI databases are constructed to avoid mistakenly combined use. In rece...
15
1705.07368
Mixed Membership Word Embeddings for Computational Social Science
# Mixed Membership Word Embeddings for Computational Social Science ## Abstract Word embeddings improve the performance of NLP systems by revealing the hidden structural relationships between words. Despite their success in many applications, word embeddings have seen very little use in computational social science N...
14
1705.09665
Community Identity and User Engagement in a Multi-Community Landscape
# Community Identity and User Engagement in a Multi-Community Landscape ## Abstract A community's identity defines and shapes its internal dynamics. Our current understanding of this interplay is mostly limited to glimpses gathered from isolated studies of individual communities. In this work we provide a systematic ...
14
1706.06894
Stance Detection in Turkish Tweets
# Stance Detection in Turkish Tweets ## Abstract Stance detection is a classification problem in natural language processing where for a text and target pair, a class result from the set {Favor, Against, Neither} is expected. It is similar to the sentiment analysis problem but instead of the sentiment of the text aut...
5
1706.07179
RelNet: End-to-End Modeling of Entities & Relations
# RelNet: End-to-End Modeling of Entities & Relations ## Abstract We introduce RelNet: a new model for relational reasoning. RelNet is a memory augmented neural network which models entities as abstract memory slots and is equipped with an additional relational memory which models relations between all memory pairs. ...
5
1706.08032
A Deep Neural Architecture for Sentence-level Sentiment Classification in Twitter Social Networking
# A Deep Neural Architecture for Sentence-level Sentiment Classification in Twitter Social Networking ## Abstract This paper introduces a novel deep learning framework including a lexicon-based approach for sentence-level prediction of sentiment label distribution. We propose to first apply semantic rules and then us...
12
1707.05236
Artificial Error Generation with Machine Translation and Syntactic Patterns
# Artificial Error Generation with Machine Translation and Syntactic Patterns ## Abstract Shortage of available training data is holding back progress in the area of automated error detection. This paper investigates two alternative methods for artificially generating writing errors, in order to create additional res...
8
1707.06806
Shallow reading with Deep Learning: Predicting popularity of online content using only its title
# Shallow reading with Deep Learning: Predicting popularity of online content using only its title ## Abstract With the ever decreasing attention span of contemporary Internet users, the title of online content (such as a news article or video) can be a major factor in determining its popularity. To take advantage of...
14
1708.00111
A Continuous Relaxation of Beam Search for End-to-end Training of Neural Sequence Models
# A Continuous Relaxation of Beam Search for End-to-end Training of Neural Sequence Models ## Abstract Beam search is a desirable choice of test-time decoding algorithm for neural sequence models because it potentially avoids search errors made by simpler greedy methods. However, typical cross entropy training proced...
14
1709.01256
Semantic Document Distance Measures and Unsupervised Document Revision Detection
# Semantic Document Distance Measures and Unsupervised Document Revision Detection ## Abstract In this paper, we model the document revision detection problem as a minimum cost branching problem that relies on computing document distances. Furthermore, we propose two new document distance measures, word vector-based ...
15
1709.02271
Leveraging Discourse Information Effectively for Authorship Attribution
# Leveraging Discourse Information Effectively for Authorship Attribution ## Abstract We explore techniques to maximize the effectiveness of discourse information in the task of authorship attribution. We present a novel method to embed discourse features in a Convolutional Neural Network text classifier, which achie...
10
1709.05413
"How May I Help You?": Modeling Twitter Customer Service Conversations Using Fine-Grained Dialogue Acts
# "How May I Help You?": Modeling Twitter Customer Service Conversations Using Fine-Grained Dialogue Acts ## Abstract Given the increasing popularity of customer service dialogue on Twitter, analysis of conversation data is essential to understand trends in customer and agent behavior for the purpose of automating cu...
15
1709.10217
The First Evaluation of Chinese Human-Computer Dialogue Technology
# The First Evaluation of Chinese Human-Computer Dialogue Technology ## Abstract In this paper, we introduce the first evaluation of Chinese human-computer dialogue technology. We detail the evaluation scheme, tasks, metrics and how to collect and annotate the data for training, developing and test. The evaluation in...
8
1710.07395
Detecting Online Hate Speech Using Context Aware Models
# Detecting Online Hate Speech Using Context Aware Models ## Abstract In the wake of a polarizing election, the cyber world is laden with hate speech. Context accompanying a hate speech text is useful for identifying hate speech, which however has been largely overlooked in existing datasets and hate speech detection...
12
1712.00991
Mining Supervisor Evaluation and Peer Feedback in Performance Appraisals
# Mining Supervisor Evaluation and Peer Feedback in Performance Appraisals ## Abstract Performance appraisal (PA) is an important HR process to periodically measure and evaluate every employee's performance vis-a-vis the goals established by the organization. A PA process involves purposeful multi-step multi-modal co...
10
1712.05999
Characterizing Political Fake News in Twitter by its Meta-Data
# Characterizing Political Fake News in Twitter by its Meta-Data ## Abstract This article presents a preliminary approach towards characterizing political fake news on Twitter through the analysis of their meta-data. In particular, we focus on more than 1.5M tweets collected on the day of the election of Donald Trump...
12
1802.05574
Open Information Extraction on Scientific Text: An Evaluation
# Open Information Extraction on Scientific Text: An Evaluation ## Abstract Open Information Extraction (OIE) is the task of the unsupervised creation of structured information from text. OIE is often used as a starting point for a number of downstream tasks including knowledge base construction, relation extraction,...
12
1802.06024
Towards a Continuous Knowledge Learning Engine for Chatbots
# Towards a Continuous Knowledge Learning Engine for Chatbots ## Abstract Although chatbots have been very popular in recent years, they still have some serious weaknesses which limit the scope of their applications. One major weakness is that they cannot learn new knowledge during the conversation process, i.e., the...
9
1802.07862
Multimodal Named Entity Recognition for Short Social Media Posts
# Multimodal Named Entity Recognition for Short Social Media Posts ## Abstract We introduce a new task called Multimodal Named Entity Recognition (MNER) for noisy user-generated data such as tweets or Snapchat captions, which comprise short text with accompanying images. These social media posts often come in inconsi...
10
1803.07771
$\rho$-hot Lexicon Embedding-based Two-level LSTM for Sentiment Analysis
# $\rho$-hot Lexicon Embedding-based Two-level LSTM for Sentiment Analysis ## Abstract Sentiment analysis is a key component in various text mining applications. Numerous sentiment classification techniques, including conventional and deep learning-based methods, have been proposed in the literature. In most existing...
9
1804.00079
Learning General Purpose Distributed Sentence Representations via Large Scale Multi-task Learning
# Learning General Purpose Distributed Sentence Representations via Large Scale Multi-task Learning ## Abstract A lot of the recent success in natural language processing (NLP) has been driven by distributed vector representations of words trained on large amounts of text in an unsupervised manner. These representati...
22
1804.04225
Exploiting Task-Oriented Resources to Learn Word Embeddings for Clinical Abbreviation Expansion
# Exploiting Task-Oriented Resources to Learn Word Embeddings for Clinical Abbreviation Expansion ## Abstract In the medical domain, identifying and expanding abbreviations in clinical texts is a vital task for both better human and machine understanding. It is a challenging task because many abbreviations are ambigu...
12
1804.10686
An Unsupervised Word Sense Disambiguation System for Under-Resourced Languages
# An Unsupervised Word Sense Disambiguation System for Under-Resourced Languages ## Abstract In this paper, we present Watasense, an unsupervised system for word sense disambiguation. Given a sentence, the system chooses the most relevant sense of each input word with respect to the semantic similarity between the gi...
12
1805.00760
Aspect Term Extraction with History Attention and Selective Transformation
# Aspect Term Extraction with History Attention and Selective Transformation ## Abstract Aspect Term Extraction (ATE), a key sub-task in Aspect-Based Sentiment Analysis, aims to extract explicit aspect expressions from online user reviews. We present a new framework for tackling ATE. It can exploit two useful clues, ...
12
1805.02400
Stay On-Topic: Generating Context-specific Fake Restaurant Reviews
# Stay On-Topic: Generating Context-specific Fake Restaurant Reviews ## Abstract Automatically generated fake restaurant reviews are a threat to online review systems. Recent research has shown that users have difficulties in detecting machine-generated fake reviews hiding among real restaurant reviews. The method us...
5
1805.10824
UG18 at SemEval-2018 Task 1: Generating Additional Training Data for Predicting Emotion Intensity in Spanish
# UG18 at SemEval-2018 Task 1: Generating Additional Training Data for Predicting Emotion Intensity in Spanish ## Abstract The present study describes our submission to SemEval 2018 Task 1: Affect in Tweets. Our Spanish-only approach aimed to demonstrate that it is beneficial to automatically generate additional trai...
11
1806.00722
Dense Information Flow for Neural Machine Translation
# Dense Information Flow for Neural Machine Translation ## Abstract Recently, neural machine translation has achieved remarkable progress by introducing well-designed deep neural networks into its encoder-decoder framework. From the optimization perspective, residual connections are adopted to improve learning perfor...
14
1806.04511
Multilingual Sentiment Analysis: An RNN-Based Framework for Limited Data
# Multilingual Sentiment Analysis: An RNN-Based Framework for Limited Data ## Abstract Sentiment analysis is a widely studied NLP task where the goal is to determine opinions, emotions, and evaluations of users towards a product, an entity or a service that they are reviewing. One of the biggest challenges for sentim...
8
1807.03367
Talk the Walk: Navigating New York City through Grounded Dialogue
# Talk the Walk: Navigating New York City through Grounded Dialogue ## Abstract We introduce"Talk The Walk", the first large-scale dialogue dataset grounded in action and perception. The task involves two agents (a"guide"and a"tourist") that communicate via natural language in order to achieve a common goal: having t...
27
1807.07961
Twitter Sentiment Analysis via Bi-sense Emoji Embedding and Attention-based LSTM
# Twitter Sentiment Analysis via Bi-sense Emoji Embedding and Attention-based LSTM ## Abstract Sentiment analysis on large-scale social media data is important to bridge the gaps between social media contents and real world activities including political election prediction, individual and public emotional status mon...
12
1808.03986
Multimodal Differential Network for Visual Question Generation
# Multimodal Differential Network for Visual Question Generation ## Abstract Generating natural questions from an image is a semantic task that requires using visual and language modality to learn multimodal representations. Images can have multiple visual and language contexts that are relevant for generating questi...
16
1809.04960
Unsupervised Machine Commenting with Neural Variational Topic Model
# Unsupervised Machine Commenting with Neural Variational Topic Model ## Abstract Article comments can provide supplementary opinions and facts for readers, thereby increase the attraction and engagement of articles. Therefore, automatically commenting is helpful in improving the activeness of the community, such as ...
17
1809.06537
Automatic Judgment Prediction via Legal Reading Comprehension
# Automatic Judgment Prediction via Legal Reading Comprehension ## Abstract Automatic judgment prediction aims to predict the judicial results based on case materials. It has been studied for several decades mainly by lawyers and judges, considered as a novel and prospective application of artificial intelligence tec...
18
1809.08652
Mind Your Language: Abuse and Offense Detection for Code-Switched Languages
# Mind Your Language: Abuse and Offense Detection for Code-Switched Languages ## Abstract In multilingual societies like the Indian subcontinent, use of code-switched languages is much popular and convenient for the users. In this paper, we study offense and abuse detection in the code-switched pair of Hindi and Engl...
7
1809.09795
Deep contextualized word representations for detecting sarcasm and irony
# Deep contextualized word representations for detecting sarcasm and irony ## Abstract Predicting context-dependent and non-literal utterances like sarcastic and ironic expressions still remains a challenging task in NLP, as it goes beyond linguistic patterns, encompassing common sense and shared knowledge as crucial...
6
1809.10644
Predictive Embeddings for Hate Speech Detection on Twitter
# Predictive Embeddings for Hate Speech Detection on Twitter ## Abstract We present a neural-network based approach to classifying online hate speech in general, as well as racist and sexist speech in particular. Using pre-trained word embeddings and max/mean pooling from simple, fully-connected transformations of th...
14
1810.00663
Translating Navigation Instructions in Natural Language to a High-Level Plan for Behavioral Robot Navigation
# Translating Navigation Instructions in Natural Language to a High-Level Plan for Behavioral Robot Navigation ## Abstract We propose an end-to-end deep learning model for translating free-form natural language instructions to a high-level plan for behavioral robot navigation. We use attention models to connect infor...
14
1810.04428
Improving Neural Text Simplification Model with Simplified Corpora
# Improving Neural Text Simplification Model with Simplified Corpora ## Abstract Text simplification (TS) can be viewed as monolingual translation task, translating between text variations within a single language. Recent neural TS models draw on insights from neural machine translation to learn lexical simplificatio...
7
1810.05241
Generating Diverse Numbers of Diverse Keyphrases
# Generating Diverse Numbers of Diverse Keyphrases ## Abstract Existing keyphrase generation studies suffer from the problems of generating duplicate phrases and deficient evaluation based on a fixed number of predicted phrases. We propose a recurrent generative model that generates multiple keyphrases sequentially f...
19
1810.06743
Marrying Universal Dependencies and Universal Morphology
# Marrying Universal Dependencies and Universal Morphology ## Abstract The Universal Dependencies (UD) and Universal Morphology (UniMorph) projects each present schemata for annotating the morphosyntactic details of language. Each project also provides corpora of annotated text in many languages - UD at the token lev...
15
1810.09774
Testing the Generalization Power of Neural Network Models Across NLI Benchmarks
# Testing the Generalization Power of Neural Network Models Across NLI Benchmarks ## Abstract Neural network models have been very successful in natural language inference, with the best models reaching 90% accuracy in some benchmarks. However, the success of these models turns out to be largely benchmark specific. W...
8
1810.12196
ReviewQA: a relational aspect-based opinion reading dataset
# ReviewQA: a relational aspect-based opinion reading dataset ## Abstract Deep reading models for question-answering have demonstrated promising performance over the last couple of years. However current systems tend to learn how to cleverly extract a span of the source document, based on its similarity with the ques...
13
1811.01734
Transductive Learning with String Kernels for Cross-Domain Text Classification
# Transductive Learning with String Kernels for Cross-Domain Text Classification ## Abstract For many text classification tasks, there is a major problem posed by the lack of labeled data in a target domain. Although classifiers for a target domain can be trained on labeled text data from a related source domain, the...
8
1811.08048
QuaRel: A Dataset and Models for Answering Questions about Qualitative Relationships
# QuaRel: A Dataset and Models for Answering Questions about Qualitative Relationships ## Abstract Many natural language questions require recognizing and reasoning with qualitative relationships (e.g., in science, economics, and medicine), but are challenging to answer with corpus-based methods. Qualitative modeling...
14
1812.06705
Conditional BERT Contextual Augmentation
# Conditional BERT Contextual Augmentation ## Abstract We propose a novel data augmentation method for labeled sentences called conditional BERT contextual augmentation. Data augmentation methods are often applied to prevent overfitting and improve generalization of deep neural network models. Recently proposed conte...
11
1901.00570
Event detection in Twitter: A keyword volume approach
# Event detection in Twitter: A keyword volume approach ## Abstract Event detection using social media streams needs a set of informative features with strong signals that need minimal preprocessing and are highly associated with events of interest. Identifying these informative features as keywords from Twitter is c...
13
1901.01010
A Joint Model for Multimodal Document Quality Assessment
# A Joint Model for Multimodal Document Quality Assessment ## Abstract The quality of a document is affected by various factors, including grammaticality, readability, stylistics, and expertise depth, making the task of document quality assessment a complex one. In this paper, we explore this task in the context of a...
15
1901.02262
Multi-style Generative Reading Comprehension
# Multi-style Generative Reading Comprehension ## Abstract This study tackles generative reading comprehension (RC), which consists of answering questions based on textual evidence and natural language generation (NLG). We propose a multi-style abstractive summarization model for question answering, called Masque. Th...
11
1901.03438
Grammatical Analysis of Pretrained Sentence Encoders with Acceptability Judgments
# Grammatical Analysis of Pretrained Sentence Encoders with Acceptability Judgments ## Abstract Recent pretrained sentence encoders achieve state of the art results on language understanding tasks, but does this mean they have implicit knowledge of syntactic structures? We introduce a grammatically annotated developm...
26
1901.04899
Conversational Intent Understanding for Passengers in Autonomous Vehicles
# Conversational Intent Understanding for Passengers in Autonomous Vehicles ## Abstract Understanding passenger intents and extracting relevant slots are important building blocks towards developing a contextual dialogue system responsible for handling certain vehicle-passenger interactions in autonomous vehicles (AV...
4
1901.09755
Language Independent Sequence Labelling for Opinion Target Extraction
# Language Independent Sequence Labelling for Opinion Target Extraction ## Abstract In this research note we present a language independent system to model Opinion Target Extraction (OTE) as a sequence labelling task. The system consists of a combination of clustering features implemented on top of a simple set of sh...
14
1902.06843
Fusing Visual, Textual and Connectivity Clues for Studying Mental Health
# Fusing Visual, Textual and Connectivity Clues for Studying Mental Health ## Abstract With ubiquity of social media platforms, millions of people are sharing their online persona by expressing their thoughts, moods, emotions, feelings, and even their daily struggles with mental health issues voluntarily and publicly...
7
1902.09666
Predicting the Type and Target of Offensive Posts in Social Media
# Predicting the Type and Target of Offensive Posts in Social Media ## Abstract As offensive content has become pervasive in social media, there has been much research in identifying potentially offensive messages. However, previous work on this topic did not consider the problem as a whole, but rather focused on det...
13
1903.00058
Non-Parametric Adaptation for Neural Machine Translation
# Non-Parametric Adaptation for Neural Machine Translation ## Abstract Neural Networks trained with gradient descent are known to be susceptible to catastrophic forgetting caused by parameter shift during the training process. In the context of Neural Machine Translation (NMT) this results in poor performance on hete...
13
1903.03467
Filling Gender&Number Gaps in Neural Machine Translation with Black-box Context Injection
# Filling Gender&Number Gaps in Neural Machine Translation with Black-box Context Injection ## Abstract When translating from a language that does not morphologically mark information such as gender and number into a language that does, translation systems must"guess"this missing information, often leading to incorre...
10
1903.07398
Deep Text-to-Speech System with Seq2Seq Model
# Deep Text-to-Speech System with Seq2Seq Model ## Abstract Recent trends in neural network based text-to-speech/speech synthesis pipelines have employed recurrent Seq2seq architectures that can synthesize realistic sounding speech directly from text characters. These systems however have complex architectures and ta...
15
1903.11437
Using Monolingual Data in Neural Machine Translation: a Systematic Study
# Using Monolingual Data in Neural Machine Translation: a Systematic Study ## Abstract Neural Machine Translation (MT) has radically changed the way systems are developed. A major difference with the previous generation (Phrase-Based MT) is the way monolingual target data, which often abounds, is used in these two pa...
20
1904.00648
Recognizing Musical Entities in User-generated Content
# Recognizing Musical Entities in User-generated Content ## Abstract Recognizing Musical Entities is important for Music Information Retrieval (MIR) since it can improve the performance of several tasks such as music recommendation, genre classification or artist similarity. However, most entity recognition systems i...
8
1904.04055
Evaluating KGR10 Polish word embeddings in the recognition of temporal expressions using BiLSTM-CRF
# Evaluating KGR10 Polish word embeddings in the recognition of temporal expressions using BiLSTM-CRF ## Abstract The article introduces a new set of Polish word embeddings, built using KGR10 corpus, which contains more than 4 billion words. These embeddings are evaluated in the problem of recognition of temporal exp...
10
1904.04358
Deep Learning the EEG Manifold for Phonological Categorization from Active Thoughts
# Deep Learning the EEG Manifold for Phonological Categorization from Active Thoughts ## Abstract Speech-related Brain Computer Interfaces (BCI) aim primarily at finding an alternative vocal communication pathway for people with speaking disabilities. As a step towards full decoding of imagined speech from active tho...
12
1904.05584
Gating Mechanisms for Combining Character and Word-level Word Representations: An Empirical Study
# Gating Mechanisms for Combining Character and Word-level Word Representations: An Empirical Study ## Abstract In this paper we study how different ways of combining character and word-level representations affect the quality of both final word and sentence representations. We provide strong empirical evidence that ...
18
1904.07342
Learning Twitter User Sentiments on Climate Change with Limited Labeled Data
# Learning Twitter User Sentiments on Climate Change with Limited Labeled Data ## Abstract While it is well-documented that climate change accepters and deniers have become increasingly polarized in the United States over time, there has been no large-scale examination of whether these individuals are prone to changi...
5
1904.11942
Contextualized Word Embeddings Enhanced Event Temporal Relation Extraction for Story Understanding
# Contextualized Word Embeddings Enhanced Event Temporal Relation Extraction for Story Understanding ## Abstract Learning causal and temporal relationships between events is an important step towards deeper story and commonsense understanding. Though there are abundant datasets annotated with event relations for stor...
10
1905.08949
Recent Advances in Neural Question Generation
# Recent Advances in Neural Question Generation ## Abstract Emerging research in Neural Question Generation (NQG) has started to integrate a larger variety of inputs, and generating questions requiring higher levels of cognition. These trends point to NQG as a bellwether for NLP, about how human intelligence embodies...
19
1905.10810
Evaluation of basic modules for isolated spelling error correction in Polish texts
# Evaluation of basic modules for isolated spelling error correction in Polish texts ## Abstract Spelling error correction is an important problem in natural language processing, as a prerequisite for good performance in downstream tasks as well as an important feature in user-facing applications. For texts in Polish...
8
1905.11268
Combating Adversarial Misspellings with Robust Word Recognition
# Combating Adversarial Misspellings with Robust Word Recognition ## Abstract To combat adversarial spelling mistakes, we propose placing a word recognition model in front of the downstream classifier. Our word recognition models build upon the RNN semicharacter architecture, introducing several new backoff strategie...
12
1905.11901
Revisiting Low-Resource Neural Machine Translation: A Case Study
# Revisiting Low-Resource Neural Machine Translation: A Case Study ## Abstract It has been shown that the performance of neural machine translation (NMT) drops starkly in low-resource conditions, underperforming phrase-based statistical machine translation (PBSMT) and requiring large amounts of auxiliary data to achi...
15
1905.12801
Reducing Gender Bias in Word-Level Language Models with a Gender-Equalizing Loss Function
# Reducing Gender Bias in Word-Level Language Models with a Gender-Equalizing Loss Function ## Abstract Gender bias exists in natural language datasets which neural language models tend to learn, resulting in biased text generation. In this research, we propose a debiasing approach based on the loss function modifica...
11
1906.01840
Improving Textual Network Embedding with Global Attention via Optimal Transport
# Improving Textual Network Embedding with Global Attention via Optimal Transport ## Abstract Constituting highly informative network embeddings is an important tool for network analysis. It encodes network topology, along with other useful side information, into low-dimensional node-based feature representations tha...
13