id large_stringlengths 9 16 | title large_stringlengths 1 382 | abstract large_stringlengths 3 6.09k | publish_date date32 | update_date date32 | categories large listlengths 1 13 | authors large_stringlengths 3 62.8k |
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cmp-lg/9503017 | Redundancy in Collaborative Dialogue | In dialogues in which both agents are autonomous, each agent deliberates
whether to accept or reject the contributions of the current speaker. A speaker
cannot simply assume that a proposal or an assertion will be accepted. However,
an examination of a corpus of naturally-occurring problem-solving dialogues
shows that ... | 1995-03-16 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Marilyn A. Walker (University of Pennsylvania) |
cmp-lg/9503015 | Incremental Interpretation of Categorial Grammar | The paper describes a parser for Categorial Grammar which provides fully word
by word incremental interpretation. The parser does not require fragments of
sentences to form constituents, and thereby avoids problems of spurious
ambiguity. The paper includes a brief discussion of the relationship between
basic Categorial... | 1995-03-14 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | David Milward (Centre for Cognitive Science, University of Edinburgh) |
cmp-lg/9503016 | Natural Language Interfaces to Databases - An Introduction | This paper is an introduction to natural language interfaces to databases
(NLIDBs). A brief overview of the history of NLIDBs is first given. Some
advantages and disadvantages of NLIDBs are then discussed, comparing NLIDBs to
formal query languages, form-based interfaces, and graphical interfaces. An
introduction to so... | 1995-03-14 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | I.Androutsopoulos (Dept.of Artificial Intelligence, Univ.of
Edinburgh), G.D.Ritchie (Dept.of Artificial Intelligence, Univ.of Edinburgh),
P.Thanisch (Dept.of Computer Science, Univ.of Edinburgh) |
cmp-lg/9503014 | Non-Constituent Coordination: Theory and Practice | Despite the large amount of theoretical work done on non-constituent
coordination during the last two decades, many computational systems still
treat coordination using adapted parsing strategies, in a similar fashion to
the SYSCONJ system developed for ATNs. This paper reviews the theoretical
literature, and shows why... | 1995-03-14 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | David Milward (Centre for Cognitive Science, University of Edinburgh) |
cmp-lg/9503013 | Incremental Interpretation: Applications, Theory, and Relationship to
Dynamic Semantics | Why should computers interpret language incrementally? In recent years
psycholinguistic evidence for incremental interpretation has become more and
more compelling, suggesting that humans perform semantic interpretation before
constituent boundaries, possibly word by word. However, possible computational
applications h... | 1995-03-13 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | David Milward and Robin Cooper (Centre for Cognitive Science,
University of Edinburgh) |
cmp-lg/9503011 | Improving Statistical Language Model Performance with Automatically
Generated Word Hierarchies | An automatic word classification system has been designed which processes
word unigram and bigram frequency statistics extracted from a corpus of natural
language utterances. The system implements a binary top-down form of word
clustering which employs an average class mutual information metric. Resulting
classificatio... | 1995-03-09 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | John McMahon and F.J.Smith (Queen's University, Belfast) |
cmp-lg/9503010 | Corpus-based Method for Automatic Identification of Support Verbs for
Nominalizations | Nominalization is a highly productive phenomena in most languages. The
process of nominalization ejects a verb from its syntactic role into a nominal
position. The original verb is often replaced by a semantically emptied support
verb (e.g., "make a proposal"). The choice of a support verb for a given
nominalization is... | 1995-03-09 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Gregory Grefenstette (Rank Xerox Research Centre), Simone Teufel
(Universitat Stuttgart, Institut fur maschinelle Sprachverarbeitung) |
cmp-lg/9503012 | A Note on Zipf's Law, Natural Languages, and Noncoding DNA regions | In Phys. Rev. Letters (73:2, 5 Dec. 94), Mantegna et al. conclude on the
basis of Zipf rank frequency data that noncoding DNA sequence regions are more
like natural languages than coding regions. We argue on the contrary that an
empirical fit to Zipf's ``law'' cannot be used as a criterion for similarity to
natural lan... | 1995-03-09 | 2009-09-25 | [
"cmp-lg",
"cs.CL",
"q-bio"
] | Partha Niyogi and Robert C. Berwick (MIT) |
cmp-lg/9503009 | Distributional Part-of-Speech Tagging | This paper presents an algorithm for tagging words whose part-of-speech
properties are unknown. Unlike previous work, the algorithm categorizes word
tokens in context instead of word types. The algorithm is evaluated on the
Brown Corpus. | 1995-03-08 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Hinrich Schuetze (CSLI, Stanford University) |
cmp-lg/9503008 | Ellipsis and Higher-Order Unification | We present a new method for characterizing the interpretive possibilities
generated by elliptical constructions in natural language. Unlike previous
analyses, which postulate ambiguity of interpretation or derivation in the full
clause source of the ellipsis, our analysis requires no such hidden ambiguity.
Further, the... | 1995-03-08 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Mary Dalrymple (Xerox PARC), Stuart M. Shieber (Harvard University),
and Fernando C. N. Pereira (AT&T Bell Labs) |
cmp-lg/9503007 | The Semantics of Motion | In this paper we present a semantic study of motion complexes (ie. of a
motion verb followed by a spatial preposition). We focus on the spatial and the
temporal intrinsic semantic properties of the motion verbs, on the one hand,
and of the spatial prepositions, on the other hand. Then, we address the
problem of combini... | 1995-03-07 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Pierre Sablayrolles (IRIT, University Paul Sabatier, Toulouse, FRANCE) |
cmp-lg/9503005 | A specification language for Lexical Functional Grammars | This paper defines a language L for specifying LFG grammars. This enables
constraints on LFG's composite ontology (c-structures synchronised with
f-structures) to be stated directly; no appeal to the LFG construction
algorithm is needed. We use L to specify schemata annotated rules and the LFG
uniqueness, completeness ... | 1995-03-03 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Patrick Blackburn and Claire Gardent (University of Saarbruecken) |
cmp-lg/9503006 | ParseTalk about Sentence- and Text-Level Anaphora | We provide a unified account of sentence-level and text-level anaphora within
the framework of a dependency-based grammar model. Criteria for anaphora
resolution within sentence boundaries rephrase major concepts from GB's binding
theory, while those for text-level anaphora incorporate an adapted version of a
Grosz-Sid... | 1995-03-03 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Michael Strube and Udo Hahn (Computational Lingusitic Research Group,
Freiburg University, Germany) |
cmp-lg/9503004 | Creating a tagset, lexicon and guesser for a French tagger | We earlier described two taggers for French, a statistical one and a
constraint-based one. The two taggers have the same tokeniser and morphological
analyser. In this paper, we describe aspects of this work concerned with the
definition of the tagset, the building of the lexicon, derived from an existing
two-level morp... | 1995-03-02 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Jean-Pierre Chanod and Pasi Tapanainen (Rank Xerox Research Centre,
Grenoble Laboratory) |
cmp-lg/9503003 | Tagging French -- comparing a statistical and a constraint-based method | In this paper we compare two competing approaches to part-of-speech tagging,
statistical and constraint-based disambiguation, using French as our test
language. We imposed a time limit on our experiment: the amount of time spent
on the design of our constraint system was about the same as the time we used
to train and ... | 1995-03-02 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Jean-Pierre Chanod and Pasi Tapanainen (Rank Xerox Research Centre,
Grenoble Laboratory) |
cmp-lg/9503002 | Computational dialectology in Irish Gaelic | Dialect groupings can be discovered objectively and automatically by cluster
analysis of phonetic transcriptions such as those found in a linguistic atlas.
The first step in the analysis, the computation of linguistic distance between
each pair of sites, can be computed as Levenshtein distance between phonetic
strings.... | 1995-03-01 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Brett Kessler (Stanford University) |
cmp-lg/9503001 | Using a Corpus for Teaching Turkish Morphology | This paper reports on the preliminary phase of our ongoing research towards
developing an intelligent tutoring environment for Turkish grammar. One of the
components of this environment is a corpus search tool which, among other
aspects of the language, will be used to present the learner sample sentences
along with th... | 1995-03-01 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | H. Altay Guvenir, Kemal Oflazer (Bilkent University, Ankara, Turkey) |
cmp-lg/9502039 | Multilingual Sentence Categorization according to Language | In this paper, we describe an approach to sentence categorization which has
the originality to be based on natural properties of languages with no training
set dependency. The implementation is fast, small, robust and textual errors
tolerant. Tested for french, english, spanish and german discrimination, the
system giv... | 1995-02-28 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Emmanuel Giguet |
cmp-lg/9502037 | A State-Transition Grammar for Data-Oriented Parsing | This paper presents a grammar formalism designed for use in data-oriented
approaches to language processing. The formalism is best described as a
right-linear indexed grammar extended in linguistically interesting ways. The
paper goes on to investigate how a corpus pre-parsed with this formalism may be
processed to pro... | 1995-02-27 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | David Tugwell (University of Edinburgh) |
cmp-lg/9502038 | Implementation and evaluation of a German HMM for POS disambiguation | A German language model for the Xerox HMM tagger is presented. This model's
performance is compared with two other German taggers with partial parameter
re-estimation and full adaption of parameters from pre-tagged corpora. The
ambiguity types resolved by this model are analysed and compared to ambiguity
types of Engli... | 1995-02-27 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Helmut Feldweg (University of Tuebingen) |
cmp-lg/9502036 | Literal Movement Grammars | Literal movement grammars (LMGs) provide a general account of extraposition
phenomena through an attribute mechanism allowing top-down displacement of
syntactical information. LMGs provide a simple and efficient treatment of
complex linguistic phenomena such as cross-serial dependencies in German and
Dutch---separating... | 1995-02-27 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Annius V. Groenink (CWI, Amsterdam) |
cmp-lg/9502033 | An Algorithm to Co-Ordinate Anaphora Resolution and PPS Disambiguation
Process | This paper concerns both anaphora resolution and prepositional phrase (PP)
attachment that are the most frequent ambiguities in natural language
processing. Several methods have been proposed to deal with each phenomenon
separately, however none of proposed systems has considered the way of dealing
both phenomena. We t... | 1995-02-24 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Saliha Azzam (University of La Sorbonne) |
cmp-lg/9502034 | Grouping Words Using Statistical Context | This paper (cmp-lg/yymmnnn) has been accepted for publication in the student
session of EACL-95. It outlines ongoing work using statistical and unsupervised
neural network methods for clustering words in untagged corpora. Such
approaches are of interest when attempting to understand the development of
human intuitive c... | 1995-02-24 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Christopher C. Huckle (University of Edinburgh) |
cmp-lg/9502035 | Incorporating "Unconscious Reanalysis" into an Incremental, Monotonic
Parser | This paper describes an implementation based on a recent model in the
psycholinguistic literature. We define a parsing operation which allows the
reanalysis of dependencies within an incremental and monotonic processing
architecture, and discuss search strategies for its application in a
head-initial language (English)... | 1995-02-24 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Patrick Sturt (Centre for Cognitive Science, University of Edinburgh) |
cmp-lg/9502030 | Bi-directional memory-based dialog translation: The KEMDT approach | A bi-directional Korean/English dialog translation system is designed and
implemented using the memory-based translation technique. The system KEMDT
(Korean/English Memory-based Dialog Translation system) can perform Korean to
English, and English to Korean translation using unified memory network and
extended marker p... | 1995-02-23 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Geunbae Lee, Hanmin Jung, Jong-Hyeok Lee (Dept. of comp. sci, POSTECH,
Korea.) |
cmp-lg/9502032 | An NLP Approach to a Specific Type of Texts: Car Accident Reports | The work reported here is the result of a study done within a larger project
on the ``Semantics of Natural Languages'' viewed from the field of Artificial
Intelligence and Computational Linguistics. In this project, we have chosen a
corpus of insurance claim reports. These texts deal with a relatively
circumscribed dom... | 1995-02-23 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Dominique Estival (ISSCO, Universite de Geneve) and Francoise Gayral
(LIPN, Universite Paris-Nord) |
cmp-lg/9502029 | Topic Identification in Discourse | This paper proposes a corpus-based language model for topic identification.
We analyze the association of noun-noun and noun-verb pairs in LOB Corpus. The
word association norms are based on three factors: 1) word importance, 2) pair
co-occurrence, and 3) distance. They are trained on the paragraph and sentence
levels ... | 1995-02-23 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Kuang-hua Chen (Department of Computer Science and Information
Engineering, National Taiwan University) |
cmp-lg/9502031 | Cooperative Error Handling and Shallow Processing | This paper is concerned with the detection and correction of sub-sentential
English text errors. Previous spelling programs, unless restricted to a very
small set of words, have operated as post-processors. And to date, grammar
checkers and other programs which deal with ill-formed input usually step
directly from spel... | 1995-02-23 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Tanya Bowden (Computer Lab, University of Cambridge) |
cmp-lg/9502028 | Lexical Acquisition via Constraint Solving | This paper describes a method to automatically acquire the syntactic and
semantic classifications of unknown words. Our method reduces the search space
of the lexical acquisition problem by utilizing both the left and the right
context of the unknown word. Link Grammar provides a convenient framework in
which to implem... | 1995-02-22 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Ted Pedersen and Weidong Chen (Southern Methodist University) |
cmp-lg/9502026 | On Reasoning with Ambiguities | The paper adresses the problem of reasoning with ambiguities. Semantic
representations are presented that leave scope relations between quantifiers
and/or other operators unspecified. Truth conditions are provided for these
representations and different consequence relations are judged on the basis of
intuitive correct... | 1995-02-21 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Uwe Reyle (Institute for Computational Linguistics, University of
Stuttgart) |
cmp-lg/9502025 | Principle Based Semantics for HPSG | The paper presents a constraint based semantic formalism for HPSG. The
syntax-semantics interface directly implements syntactic conditions on
quantifier scoping and distributivity. The construction of semantic
representations is guided by general principles governing the interaction
between syntax and semantics. Each o... | 1995-02-21 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Anette Frank and Uwe Reyle (Institute for Computational Linguistics
University of Stuttgart) |
cmp-lg/9502024 | A Robust Parser Based on Syntactic Information | In this paper, we propose a robust parser which can parse extragrammatical
sentences. This parser can recover them using only syntactic information. It
can be easily modified and extended because it utilize only syntactic
information. | 1995-02-21 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Kong Joo Lee, Cheol Jung Kweon, Jungyun Seo and Gil Chang Kim |
cmp-lg/9502027 | Towards an Account of Extraposition in HPSG | This paper investigates the syntax of extraposition in the HPSG framework. We
present English and German data (partly taken from corpora), and provide an
analysis using lexical rules and a nonlocal dependency. The condition for
binding this dependency is formulated relative to the antecedent of the
extraposed phrase, w... | 1995-02-21 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Frank Keller (Centre for Cognitive Science, University of Edinburgh) |
cmp-lg/9502023 | Splitting the Reference Time: Temporal Anaphora and Quantification in
DRT | This paper presents an analysis of temporal anaphora in sentences which
contain quantification over events, within the framework of Discourse
Representation Theory. The analysis in (Partee 1984) of quantified sentences,
introduced by a temporal connective, gives the wrong truth-conditions when the
temporal connective i... | 1995-02-18 | 2019-08-14 | [
"cmp-lg",
"cs.CL"
] | Rani Nelken (Tel Aviv University, Israel) and Nissim Francez (The
Technion, Israel) |
cmp-lg/9502021 | A Tractable Extension of Linear Indexed Grammars | It has been shown that Linear Indexed Grammars can be processed in polynomial
time by exploiting constraints which make possible the extensive use of
structure-sharing. This paper describes a formalism that is more powerful than
Linear Indexed Grammar, but which can also be processed in polynomial time
using similar te... | 1995-02-17 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Bill Keller and David Weir (School of Cognitive & Computing Sciences,
University of Sussex, UK) |
cmp-lg/9502022 | Stochastic HPSG | In this paper we provide a probabilistic interpretation for typed feature
structures very similar to those used by Pollard and Sag. We begin with a
version of the interpretation which lacks a treatment of re-entrant feature
structures, then provide an extended interpretation which allows them. We
sketch algorithms allo... | 1995-02-17 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Chris Brew (Human Communication Research Centre, Edinburgh University) |
cmp-lg/9502019 | Integrating "Free" Word Order Syntax and Information Structure | This paper describes a combinatory categorial formalism called Multiset-CCG
that can capture the syntax and interpretation of ``free'' word order in
languages such as Turkish. The formalism compositionally derives the
predicate-argument structure and the information structure (e.g. topic, focus)
of a sentence in parall... | 1995-02-15 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Beryl Hoffman (University of Pennsylvania) |
cmp-lg/9502018 | Algorithms for Analysing the Temporal Structure of Discourse | We describe a method for analysing the temporal structure of a discourse
which takes into account the effects of tense, aspect, temporal adverbials and
rhetorical structure and which minimises unnecessary ambiguity in the temporal
structure. It is part of a discourse grammar implemented in Carpenter's ALE
formalism. Th... | 1995-02-15 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Janet Hitzeman, Marc Moens and Claire Grover |
cmp-lg/9502016 | Higher-order Linear Logic Programming of Categorial Deduction | We show how categorial deduction can be implemented in higher-order (linear)
logic programming, thereby realising parsing as deduction for the associative
and non-associative Lambek calculi. This provides a method of solution to the
parsing problem of Lambek categorial grammar applicable to a variety of its
extensions. | 1995-02-14 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Glyn Morrill |
cmp-lg/9502017 | Deterministic Consistency Checking of LP Constraints | We provide a constraint based computational model of linear precedence as
employed in the HPSG grammar formalism. An extended feature logic which adds a
wide range of constraints involving precedence is described. A sound, complete
and terminating deterministic constraint solving procedure is given.
Deterministic compu... | 1995-02-14 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Suresh Manandhar |
cmp-lg/9502020 | Formalization and Parsing of Typed Unification-Based ID/LP Grammars | This paper defines unification based ID/LP grammars based on typed feature
structures as nonterminals and proposes a variant of Earley's algorithm to
decide whether a given input sentence is a member of the language generated by
a particular typed unification ID/LP grammar. A solution to the problem of the
nonlocal flo... | 1995-02-14 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Frank Morawietz (Master's Thesis, University of Tuebingen, Germany) |
cmp-lg/9502011 | Specifying a shallow grammatical representation for parsing purposes | Is it possible to specify a grammatical representation (descriptors and their
application guidelines) to such a degree that it can be consistently applied by
different grammarians e.g. for producing a benchmark corpus for parser
evaluation? Arguments for and against have been given, but very little
empirical evidence. ... | 1995-02-13 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Atro Voutilainen and Timo Jarvinen (Research Unit for Multilingual
Language Technology, University of Helsinki, Finland) |
cmp-lg/9502015 | The Semantics of Resource Sharing in Lexical-Functional Grammar | We argue that the resource sharing that is commonly manifest in semantic
accounts of coordination is instead appropriately handled in terms of
structure-sharing in LFG f-structures. We provide an extension to the previous
account of LFG semantics (Dalrymple et al., 1993b) according to which
dependencies between f-struc... | 1995-02-13 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Andrew Kehler (Harvard University), Mary Dalrymple (Xerox PARC), John
Lamping (Xerox PARC), Vijay Saraswat (Xerox PARC) |
cmp-lg/9502012 | A syntax-based part-of-speech analyser | There are two main methodologies for constructing the knowledge base of a
natural language analyser: the linguistic and the data-driven. Recent
state-of-the-art part-of-speech taggers are based on the data-driven approach.
Because of the known feasibility of the linguistic rule-based approach at
related levels of descr... | 1995-02-13 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Atro Voutilainen (Research Unit for Multilingual Language Technology,
University of Helsinki, Finland) |
cmp-lg/9502013 | Ambiguity resolution in a reductionistic parser | We are concerned with dependency-oriented morphosyntactic parsing of running
text. While a parsing grammar should avoid introducing structurally
unresolvable distinctions in order to optimise on the accuracy of the parser,
it also is beneficial for the grammarian to have as expressive a structural
representation availa... | 1995-02-13 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Atro Voutilainen and Pasi Tapanainen (Research Unit for Computational
Linguistics, University of Helsinki, Finland) |
cmp-lg/9502010 | NPtool, a detector of English noun phrases | NPtool is a fast and accurate system for extracting noun phrases from English
texts for the purposes of e.g. information retrieval, translation unit
discovery, and corpus studies. After a general introduction, the system
architecture is presented in outline. Then follows an examination of a recently
written Constraint ... | 1995-02-13 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Atro Voutilainen (Research Unit for Computational Linguistics,
University of Helsinki, Finland) |
cmp-lg/9502014 | Ellipsis and Quantification: a substitutional approach | The paper describes a substitutional approach to ellipsis resolution giving
comparable results to Dalrymple, Shieber and Pereira (1991), but without the
need for order-sensitive interleaving of quantifier scoping and ellipsis
resolution. It is argued that the order-independence results from viewing
semantic interpretat... | 1995-02-13 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Richard Crouch (SRI International, Cambridge, UK) |
cmp-lg/9502008 | A Robust and Efficient Three-Layered Dialogue Component for a
Speech-to-Speech Translation System | We present the dialogue component of the speech-to-speech translation system
VERBMOBIL. In contrast to conventional dialogue systems it mediates the
dialogue while processing maximally 50% of the dialogue in depth. Special
requirements like robustness and efficiency lead to a 3-layered hybrid
architecture for the dialo... | 1995-02-10 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Jan Alexandersson, Elisabeth Maier, Norbert Reithinger (DFKI GmbH,
Saarbruecken, Germany) |
cmp-lg/9502009 | On Learning More Appropriate Selectional Restrictions | We present some variations affecting the association measure and thresholding
on a technique for learning Selectional Restrictions from on-line corpora. It
uses a wide-coverage noun taxonomy and a statistical measure to generalize the
appropriate semantic classes. Evaluation measures for the Selectional
Restrictions le... | 1995-02-09 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Francesc Ribas (Universitat Politecnica de Catalunya) |
cmp-lg/9502007 | Utilization of a Lexicon for Spelling Correction in Modern Greek | In this paper we present an interactive spelling correction system for Modern
Greek. The entire system is based on a morphological lexicon. Emphasis is given
to the development of the lexicon, especially as far as storage economy, speed
efficiency and dictionary coverage is concerned. Extensive research was
conducted f... | 1995-02-09 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | A.Vagelatos, T.Triantopoulou, C.Tsalidis, D.Christodoulakis (Computer
Technology Institute & Computer Eng. Dept. University of Patras) |
cmp-lg/9502006 | Rapid Development of Morphological Descriptions for Full Language
Processing Systems | I describe a compiler and development environment for feature-augmented
two-level morphology rules integrated into a full NLP system. The compiler is
optimized for a class of languages including many or most European ones, and
for rapid development and debugging of descriptions of new languages. The key
design decision... | 1995-02-08 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | David Carter (SRI International, Cambridge, UK) |
cmp-lg/9502005 | Off-line Optimization for Earley-style HPSG Processing | A novel approach to HPSG based natural language processing is described that
uses an off-line compiler to automatically prime a declarative grammar for
generation or parsing, and inputs the primed grammar to an advanced
Earley-style processor. This way we provide an elegant solution to the problems
with empty heads and... | 1995-02-07 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Guido Minnen, Dale Gerdemann, Thilo Goetz (SFB340, University of
Tuebingen) |
cmp-lg/9502003 | ProFIT: Prolog with Features, Inheritance and Templates | ProFIT is an extension of Standard Prolog with Features, Inheritance and
Templates. ProFIT allows the programmer or grammar developer to declare an
inheritance hierarchy, features and templates. Sorted feature terms can be used
in ProFIT programs together with Prolog terms to provide a clearer description
language for ... | 1995-02-05 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Gregor Erbach (Universitaet des Saarlandes, Comptational Linguistics
Dept.) |
cmp-lg/9502004 | Bottom-Up Earley Deduction | We propose a bottom-up variant of Earley deduction. Bottom-up deduction is
preferable to top-down deduction because it allows incremental processing (even
for head-driven grammars), it is data-driven, no subsumption check is needed,
and preference values attached to lexical items can be used to guide best-first
search.... | 1995-02-05 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Gregor Erbach (University of the Saarland, Comptational Linguistics
Dept.) |
cmp-lg/9502002 | Learning Unification-Based Natural Language Grammars | When parsing unrestricted language, wide-covering grammars often
undergenerate. Undergeneration can be tackled either by sentence correction, or
by grammar correction. This thesis concentrates upon automatic grammar
correction (or machine learning of grammar) as a solution to the problem of
undergeneration. Broadly spe... | 1995-02-03 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Miles Osborne (Dept. of Computer Science, University of York, York,
England) |
cmp-lg/9502001 | Interlingual Lexical Organisation for Multilingual Lexical Databases in
NADIA | We propose a lexical organisation for multilingual lexical databases (MLDB).
This organisation is based on acceptions (word-senses). We detail this lexical
organisation and show a mock-up built to experiment with it. We also present
our current work in defining and prototyping a specialised system for the
management of... | 1995-02-02 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Gilles Serasset (GETA-IMAG, Universite de Grenoble 1 & CNRS) |
cmp-lg/9501005 | A Tool for Collecting Domain Dependent Sortal Constraints From Corpora | In this paper, we describe a tool designed to generate semi-automatically the
sortal constraints specific to a domain to be used in a natural language (NL)
understanding system. This tool is evaluated using the SRI Gemini NL
understanding system in the ATIS domain. | 1995-01-31 | 2008-02-03 | [
"cmp-lg",
"cs.CL"
] | Francois Andry, Mark Gawron, John Dowding, and Robert Moore |
cmp-lg/9501004 | Lexical Knowledge Representation in an Intelligent Dictionary Help
System | The frame-based knowledge representation model adopted in IDHS (Intelligent
Dictionary Help System) is described in this paper. It is used to represent the
lexical knowledge acquired automatically from a conventional dictionary.
Moreover, the enrichment processes that have been performed on the Dictionary
Knowledge Bas... | 1995-01-30 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | E. Agirre, X. Arregi, X. Artola, A. Diaz de Ilarraza, K. Sarasola
(Informatika Fakultatea, Basque Country University) |
cmp-lg/9501003 | An HPSG Parser Based on Description Logics | In this paper I present a parser based on Description Logics (DL) for a
German HPSG -style fragment. The specified parser relies mainly on the
inferential capabilities of the underlying DL system. Given a preferential
default extension for DL disambiguation is achieved by choosing the parse
containing a qualitatively m... | 1995-01-18 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | J. Joachim Quantz (Technische Universit"at Berlin) |
cmp-lg/9501002 | NL Understanding with a Grammar of Constructions | We present an approach to natural language understanding based on a
computable grammar of constructions. A "construction" consists of a set of
features of form and a description of meaning in a context. A grammar is a set
of constructions. This kind of grammar is the key element of Mincal, an
implemented natural langua... | 1995-01-17 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Wlodek Zadrozny, Marcin Szummer, Stanislaw Jarecki, David E. Johnson
and Leora Morgenstern |
cmp-lg/9501001 | Using default inheritance to describe LTAG | We present the results of an investigation into how the set of elementary
trees of a Lexicalized Tree Adjoining Grammar can be represented in the lexical
knowledge representation language DATR (Evans & Gazdar 1989a,b). The LTAG under
consideration is based on the one described in Abeille et al. (1990). Our
approach is ... | 1995-01-09 | 2016-08-31 | [
"cmp-lg",
"cs.CL"
] | Roger Evans (University of Brighton), Gerald Gazdar, David Weir
(University of Sussex) |
comp-gas/9512002 | Coarse-grained entropy rates for characterization of complex time series | A method for classification of complex time series using coarse-grained
entropy rates (CER's) is presented. The CER's, which are computed from
information-theoretic functionals -- redundancies, are relative measures of
regularity and predictability, and for data generated by dynamical systems they
are related to Kolmog... | 1995-12-13 | 2015-06-24 | [
"comp-gas",
"nlin.CG"
] | Milan Palus (Institute of Computer Science, Prague and Santa Fe
Institute) |
comp-gas/9512001 | Lattice Gas Automata for Reactive Systems | Reactive lattice gas automata provide a microscopic approachto the dynamics
of spatially-distributed reacting systems. After introducing the subject within
the wider framework of lattice gas automata (LGA) as a microscopic approach to
the phenomenology of macroscopic systems, we describe the reactive LGA in terms
of a ... | 1995-12-12 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Jean Pierre Boon (Universite Libre de Bruxelles), David Dab
(Massachusetts Institute of Technology), Raymond Kapral (University of
Toronto), Anna Lawniczak (University of Guelph) |
comp-gas/9511003 | Investigations of a Two-Phase Fluid Model | We study an interface-capturing two-phase fluid model in which the
interfacial tension is modelled as a volumetric stress. Since these stresses
are obtainable from a Van der Waals-Cahn-Hilliard free energy, the model is, to
a certain degree, thermodynamically realistic. Thermal fluctuations are not
considered presently... | 1995-12-01 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | B. T. Nadiga (IGPP, Los Alamos National Lab), S. Zaleski (Laboratoire
de Mod\'elisation en M\'ecanique, URA 229 CNRS, Univ. P. et M. Curie, France) |
comp-gas/9511002 | Mutual Information as a Bayesian Measure of Independence | The problem of hypothesis testing is examined from both the historical and
Bayesian points of view in the case that sampling is from an underlying joint
probability distribution and the hypotheses tested for are those of
independence and dependence of the underlying distribution. Exact results for
the Bayesian method a... | 1995-11-06 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | David Wolf (Los Alamos, University of Texas) |
comp-gas/9511001 | A Lattice Boltzmann Model of Binary Fluid Mixture | We introduce a lattice Boltzmann for simulating an immiscible binary fluid
mixture. Our collision rules are derived from a macroscopic thermodynamic
description of the fluid in a way motivated by the Cahn-Hilliard approach to
non-equilibrium dynamics. This ensures that a thermodynamically consistent
state is reached in... | 1995-11-03 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Enzo Orlandini, Michael R. Swift and J.M. Yeomans |
comp-gas/9509005 | Parallel Algorithms on the ASTRA SIMD Machine | In view of the tremendous computing power jump of modern RISC processors the
interest in parallel computing seems to be thinning out. Why use a complicated
system of parallel processors, if the problem can be solved by a single
powerful micro-chip? It is a general law, however, that exponential growth will
always end b... | 1995-10-04 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | G. Odor, F.Rohrbach, G. Vesztergombi, G. Varga, F. Tatrai |
comp-gas/9509004 | The developing structure of dynamical systems | In order to investigate the evolutionary process of many deterministic
Dynamical systems with unfixed parameter, a set of dynamical models with
parameter changing continuously and the accumulation of this change might be
large is introduced and discussed. The boundary crises and the period-doubling
bifurcations are fou... | 1995-09-17 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | H. P. Fang (Department of Physics, Fudan University, Shanghai, China) |
comp-gas/9509002 | Detecting Nonlinearity in Pressure Data Inside the Draft Tube of a Real
Francis Turbine | A general method for testing nonlinearity in time series is described and
applied to measurements of different pressure data inside the draft tube surge
of a real Francis turbine. Comparing the current original time series to an
ensemble of surrogates time series, suitably constructed to mimic the linear
properties of ... | 1995-09-11 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | S. Sello (Cise-Innovative Technologies, Milan Italy) |
comp-gas/9509003 | On Surrogate Data Testing for Linearity based on the Periodogram | The method of surrogate data is a tool to test whether data were generated by
some class of model. Tests based on the periodogram have been proposed to
decide if linear systems driven by Gaussian noise could have generated a sample
time series. We show that this procedure based on the periodogram, in general,
misspecif... | 1995-09-11 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | J. Timmer (University of Freiburg, Germany) |
comp-gas/9509001 | CAM-8: A Computer Architecture Based on Cellular Automata | Conventional computers are ill suited to run CA models, and so discourage
their development. By creating a hardware platform that makes a broad range of
new CA algorithms practical for real applications, we hope to whet the appetite
of researchers for the astronomical computing power that can be harnessed in
microphysi... | 1995-09-04 | 2017-06-07 | [
"comp-gas",
"nlin.CG"
] | Norman Margolus (MIT) |
comp-gas/9508002 | A non-slip boundary condition for lattice Boltzmann simulations | A non-slip boundary condition at a wall for the lattice Boltzmann method is
presented. In the present method unknown distribution functions at the wall are
assumed to be an equilibrium distribution function with a counter slip velocity
which is determined so that fluid velocity at the wall is equal to the wall
velocity... | 1995-08-24 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Takaji Inamuro, Masato Yoshino, and Fumimaru Ogino (Department of
Chemical Engineering, Kyoto University, Kyoto, Japan) |
comp-gas/9508001 | On pressure and velocity flow boundary conditions for the lattice
Boltzmann BGK model | Pressure (density) and velocity boundary conditions inside a flow domain are
studied for 2-D and 3-D lattice Boltzmann BGK models (LBGK) and new method to
specify these conditions are proposed. These conditions are consistent with the
boundary condition we proposed in a previous paper using an idea of bounce-back
of no... | 1995-08-08 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | Qisu Zou (Theoretical Division, Los Alamos National Lab, Dept. of
Math., Kansas State University) and Xiaoyi He (Center for Nonlinear Studies
and Theoretical Biology and Biophysics Group, Los Alamos National Lab) |
comp-gas/9507003 | Estimating Predictability: Redundancy and Surrogate Data Method | A method for estimating theoretical predictability of time series is
presented, based on information-theoretic functionals---redundancies and
surrogate data technique. The redundancy, designed for a chosen model and a
prediction horizon, evaluates amount of information between a model input
(e.g., lagged versions of th... | 1995-07-31 | 2010-01-10 | [
"comp-gas",
"nlin.CG"
] | M. Palu\v{s}, L. Pecen and D. Pivka (Institute of Computer Science,
Academy of Sciences of the Czech Republic, Prague) |
comp-gas/9507004 | Detecting nonlinearity in multivariate time series | We propose an extension to time series with several simultaneously measured
variables of the nonlinearity test, which combines the redundancy -- linear
redundancy approach with the surrogate data technique. For several variables
various types of the redundancies can be defined, in order to test specific
dependence stru... | 1995-07-31 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Milan Palu\v{s} (Institute of Computer Science, Academy of Sciences of
the Czech Republic, Prague, and Santa Fe Institute) |
comp-gas/9507002 | Analysis and boundary condition of the lattice Boltzmann BGK model with
two velocity components | In this paper, we study the two dimensional lattice Boltzmann BGK model
(LBGK) by analytically solving a simple flow in a 2~-D channel. The flow is
driven by the movement of upper boundary with vertical injection fluid at the
porous boundaries. The velocity profile is shown to satisfy a second-order
finite-difference f... | 1995-07-22 | 2016-08-31 | [
"comp-gas",
"nlin.CG"
] | Xiaoyi He (Center for Nonlinear Studies, Los Alamos National Lab, Los
Alamos, NM 87545, Theoretical Biology and Biophysics Group, Los Alamos
National Lab) and Qisu Zou (Theoretical Division, Los Alamos National Lab,
Dept. of Math., Kansas State University, Manhattan, KS 66506) |
comp-gas/9507001 | A Lattice-Gas Model of Microemulsions | We develop a lattice gas model for the nonequilibrium dynamics of
microemulsions. Our model is based on the immiscible lattice gas of Rothman and
Keller, which we reformulate using a microscopic, particulate description so as
to permit generalisation to more complicated interactions, and on the
prescription of Chan and... | 1995-07-11 | 2009-10-28 | [
"comp-gas",
"chem-ph",
"cond-mat",
"mtrl-th",
"nlin.CG"
] | Bruce M. Boghosian (Boston University), Peter V. Coveney (Schlumberger
Cambridge Research), Andrew N. Emerton (Oxford University) |
comp-gas/9506001 | SAMPLING ALMOST PERIODIC FUNCTIONS WITH RANDOM PROBES OF FINITE DENSITY | We consider the problem of reconstructing a function given its values on a
set of points with finite density. We prove that with probability one, the
values of an almost periodic function on a random array of points (with finite
density) completely determine the function. We also give some properties of the
associated ... | 1995-06-15 | 2016-08-31 | [
"comp-gas",
"nlin.CG"
] | P.Collet (Physique Theorique, Ecole Polytechnique, France) |
comp-gas/9505003 | Predicting and characterizing data sequences from structure-variable
systems | In principle, all the natural systems such as biological, ecological and
economical systems are structure-variable systems (in which some environment
parameters are not fixed). In this Letter we show that data sequences from many
structure-variable systems are short-term predictable. We also argue how to
characterize t... | 1995-06-01 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | H. P. Fangi and L. Y. Cao (Institute of Theoretical Physics, Beijing,
100080, China) |
comp-gas/9505002 | On reconstruction of chaotic attractor from time series represented as
"clusters" | The method of reconstruction of an attractor from a set of short time series
({\it clusters}) is proposed and discussed. This method is most useful for
correlation dimension estimation of experimental data. | 1995-05-24 | 2016-08-31 | [
"comp-gas",
"nlin.CG"
] | A.A.Kipchatov and L.V.Krasichkov (College of Applied Science, Saratov
State University, 83 Astrakhanskaya, Saratov 410071, Russia) |
comp-gas/9505001 | Lattice Boltzmann Model For Magnetic Fluids | A lattice Boltzmann model with interacting particles was developed in order
to simulate the magneto-rheological characteristics of magnetic fluids. In the
frame of this model, $6\, +\,1$ species of particles are allowed to move across
a $2D$ triangular lattice. Among these species, $6$ of them carry an individual
magne... | 1995-05-05 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | Victor Sofonea (Research Center for Hydrodynamics, Cavitation and
Magnetic Fluids Technical University of Timisoara Bd. Mihai Viteazul 1,
R-1900 Timisoara, Romania) |
comp-gas/9503002 | Lattice gas with ``interaction potential'' | We present an extension of a simple automaton model to incorporate non-local
interactions extending over a spatial range in lattice gases. {}From the
viewpoint of Statistical Mechanics, the lattice gas with interaction range may
serve as a prototype for non-ideal gas behavior. {}From the density
fluctuations correlatio... | 1995-03-10 | 2016-08-31 | [
"comp-gas",
"nlin.CG"
] | Olivier Tribel and Jean Pierre Boon |
comp-gas/9503001 | Multi-component lattice-Boltzmann model with interparticle interaction | A previously proposed [X. Shan and H. Chen, Phys. Rev. E {\bf 47}, 1815,
(1993)] lattice Boltzmann model for simulating fluids with multiple components
and interparticle forces is described in detail. Macroscopic equations
governing the motion of each component are derived by using Chapman-Enskog
method. The mutual dif... | 1995-03-07 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Xiaowen Shan and Gary Doolen (Center for Nonlinear Studies, Los Alamos
National Laboratory, Los Alamos, NM 87545) |
comp-gas/9502004 | Cellular automaton model of precipitation/dissolution coupled with
solute transport | Precipitation/dissolution reactions coupled with solute transport are
modelled as a cellular automaton in which solute molecules perform a random
walk on a regular lattice and react according to a local probabilistic rule.
Stationary solid particles dissolve with a certain probability and, provided
solid is already pre... | 1995-03-02 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | T. Karapiperis (Paul Scherrer Institute, CH-5232 Villigen PSI,
Switzerland) |
comp-gas/9502003 | Lattice Boltzmann Approach to Viscous Flows Between Parallel Plates | Four different kinds of laminar flows between two parallel plates are
investigated using the Lattice Boltzmann Method (LBM). The LBM accuracy is
estimated in two cases using numerical fits of the parabolic velocity profiles
and the kinetic energy decay curves, respectively. The error relative to the
analytical kinemati... | 1995-02-17 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Bela Szilagyi (Theoretical and Computational Physics Dpt., University
of Timisoara, Romania), Romeo Susan -- Resiga (Dpt. of Hydraulic Machinery,
Technical University of Timisoara, Romania) and Victor Sofonea (Research
Center for Hydrodynamics, Cavitation and Magnetic Fluids) |
comp-gas/9502002 | Lattice Boltzmann Simulation of Non-Ideal Fluids | A lattice Boltzmann scheme able to model the hydrodynamics of phase
separation and two-phase flow is described. Thermodynamic consistency is
ensured by introducing a non-ideal pressure tensor directly into the collision
operator. We also show how an external chemical potential can be used to
supplement standard boundar... | 1995-02-16 | 2009-10-28 | [
"comp-gas",
"cond-mat",
"nlin.CG"
] | Michael R. Swift, W. R. Osborn and J. M. Yeomans (Theoretical Physics,
1 Keble Road, Oxford OX1 3NP, U.K.) |
comp-gas/9502001 | Nonlinear stability analysis of plane Poiseuille flow by normal forms | In the subcritical interval of the Reynolds number 4320\leq R\leq R_c\equiv
5772, the Navier--Stokes equations of the two--dimensional plane Poiseuille
flow are approximated by a 22--dimensional Galerkin representation formed from
eigenfunctions of the Orr--Sommerfeld equation. The resulting dynamical system
is brought... | 1995-02-10 | 2015-06-24 | [
"comp-gas",
"nlin.CG"
] | A.Rauh, T.Zachrau, and J.Zoller (Fachbereich Physik, Carl von
Ossietzky Universitaet, D-26111 Oldenburg, Germany) |
comp-gas/9501010 | An Euler Solver Based on Locally Adaptive Discrete Velocities | A new discrete-velocity model is presented to solve the three-dimensional
Euler equations. The velocities in the model are of an adaptive nature---both
the origin of the discrete-velocity space and the magnitudes of the
discrete-velocities are dependent on the local flow--- and are used in a finite
volume context. The ... | 1995-01-23 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Balu Nadiga (Theoretical Division, Los Alamos National Lab., Los
Alamos NM) |
comp-gas/9501009 | Plane Waves in a Multispeed Discrete-Velocity Gas | A kinetic flux-splitting procedure used in conjunction with local
thermodynamic equilibrium in a finite volume allows us to investigate
numerically discrete-velocity gas flows. The procedure, outlined for a general
discrete-velocity gas, is used to simulate flows of the nine-velocity gas, a
simple two dimensional multi... | 1995-01-22 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | Balu Nadiga Galcit (Caltech, Pasadena, CA) |
comp-gas/9501008 | Shock structure in a nine-velocity gas | The exact structure of a shock is computed in a multiple-speed
discrete-velocity gas, the nine-velocity gas, wherein the multiplicity of
speeds ensures nontrivial thermodynamics. Obtained as a solution of the model
Boltzmann equations, the procedure consists of tracking the shock as a
trajectory of a three dimensional ... | 1995-01-22 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Balu Nadiga and Brad Sturtevant (Graduate Aeronautical Laboratories,
Caltech, Pasadena, CA) |
comp-gas/9501007 | A Method for Near-Equilibrium Discrete-Velocity Gas Flows | We present a simulation scheme for discrete-velocity gases based on {\em
local thermodynamic equilibrium}. Exploiting the kinetic nature of
discrete-velocity gases, in that context, results in a natural splitting of
fluxes, and the resultant scheme strongly resembles the original processes. The
kinetic nature of the sc... | 1995-01-22 | 2008-02-03 | [
"comp-gas",
"nlin.CG"
] | Balu Nadiga and Dale Pullin (Graduate Aeronautical Laboratories,
Caltech, Pasadena, CA) |
comp-gas/9501006 | Diffusion in Lorentz Lattice Gas Cellular Automata: the honeycomb and
quasi-lattices compared with the square and triangular lattices | We study numerically the nature of the diffusion process on a honeycomb and a
quasi-lattice, where a point particle, moving along the bonds of the lattice,
scatters from randomly placed scatterers on the lattice sites according to
strictly deterministic rules. For the honeycomb lattice fully occupied by fixed
rotators ... | 1995-01-14 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | F. Wang, E. G. D. Cohen (The Rockefeller University, New York, New
York) |
comp-gas/9501005 | Prandtl number of lattice Bhatnagar-Gross-Krook fluid | The lattice Bhatnagar-Gross-Krook modeled fluid has an unchangeable unit
Prandtl number. A simple method is introduced in this letter to formulate a
flexible Prandtl number for the modeled fluid. The effectiveness was
demonstrated by numerical simulations of the Couette flow. | 1995-01-13 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Y. Chen, H. Ohashi and M. Akiyama (Department of Quantum Engnieering
and Systems Science University of Tokyo) |
comp-gas/9501004 | Analytical solutions of the lattice Boltzmann BGK model | Analytical solutions of the two dimensional triangular and square lattice
Boltzmann BGK models have been obtained for the plain Poiseuille flow and the
plain Couette flow. The analytical solutions are written in terms of the
characteristic velocity of the flow, the single relaxation time $\tau $ and the
lattice spacing... | 1995-01-13 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | Qisu Zou, (Center for Nonlinear Studies and T-Division, Los Alamos
Lab, Dept. of Math., Kansas State Univ.), Shuling Hou, (Center for Nonlinear
Studies and T-Division, Los Alamos Lab, Dept. of Mechanical Engineering,
Kansas State Univ.), Gary D. Doolen, (Center for Nonlinear Studies and
T-Division, Los Alamos L... |
comp-gas/9501003 | New Results for Diffusion in Lorentz Lattice Gas Cellular Automata | New calculations to over ten million time steps have revealed a more complex
diffusive behavior than previously reported, of a point particle on a square
and triangular lattice randomly occupied by mirror or rotator scatterers. For
the square lattice fully occupied by mirrors where extended closed particle
orbits occur... | 1995-01-12 | 2009-10-28 | [
"comp-gas",
"nlin.CG"
] | E. G. D. Cohen and F. Wang (The Rockefeller University New York, New
York) |
comp-gas/9501002 | Renormalized Equilibria of a Schloegl Model Lattice Gas | A lattice gas model for Schloegl's second chemical reaction is described and
analyzed. Because the lattice gas does not obey a semi-detailed-balance
condition, the equilibria are non-Gibbsian. In spite of this, a self-consistent
set of equations for the exact homogeneous equilibria are described, using a
generalized cl... | 1995-01-07 | 2016-08-31 | [
"comp-gas",
"chem-ph",
"cond-mat",
"nlin.CG"
] | Bruce M. Boghosian (Center for Computational Science, Boston
University), and Washington Taylor (Center for Theoretical Physics,
Laboratory for Nuclear Science and Department of Physics, MIT) |
comp-gas/9501001 | Algebraic Spatial Correlations and Non-Gibbsian Equilibrium States | Non-Gibbsian stationary states occur in dissipative non-equilibrium systems.
They are closely connected with the lack of detailed balance and the absence of
a fluctuation-dissipation theorem. These states exhibit spatial correlations
that are long ranged under generic conditions, even in systems with short range
intera... | 1995-01-04 | 2016-08-31 | [
"comp-gas",
"nlin.CG"
] | M. H. Ernst and H. J. Bussemaker |
cond-mat/9512178 | Ginzburg-Landau Expansion and the Slope of the Upper Critical Field in
Disordered Superconductors with Anisotropic Pairing | It is demonstrated that the slope of the upper critical field
$|dH_{c2}/dT|_{T_{c}}$ in superconductors with $d$-wave pairing drops rather
fast with concentration of normal impurities, while in superconductors with
anisotropic $s$-wave pairing $|dH_{c2}/dT|_{T_{c}}$ grows, and in the limit of
strong disorder is describ... | 1995-12-30 | 2009-10-28 | [
"cond-mat",
"supr-con"
] | A.I.Posazhennikova, M.V.Sadovskii |
cond-mat/9512177 | Detection of pairing from the extended Aharonov-Bohm period in strongly
correlated electron systems | Inspired from Sutherland's work [Phys. Rev. Lett. {\bf 74}, 816 (1995)] on
detecting bound spin waves, we propose that bound electron states can be
detected from the dependence of interacting electron systems to the
Aharonov-Bohm flux in the `extended zone' scheme, where the electron pairing
halves the original period ... | 1995-12-30 | 2009-10-28 | [
"cond-mat"
] | K. Kusakabe, H. Aoki |
cond-mat/9512174 | Semiclassical Quantization for the Motion of Guiding Center Using the
Coherent State Path Integral | A new form of the Bohr-Sommerfeld quantization is given of the motion of
guiding center in strong magnetic field. This is obtained by the effective
action for the degree of guiding center which is deduced from the coherent
state path integral for the two types of motion under the mutual interaction;
the cyclotron motio... | 1995-12-29 | 2019-08-17 | [
"cond-mat"
] | T.Tochishita, M.Mizui, H.Kuratsuji |
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