a natural language query interface for tourism information
Tài liệu Báo cáo khoa học: "GEMINI: A NATURAL LANGUAGE SYSTEM FOR SPOKEN-LANGUAGE UNDERSTANDING*" doc
... that when they are formulated loosely, as in the pre- vious paragraph, they appear to conflict. In par- ticular, in ( 2a) , Right Association seems to call for the parse that makes for Mary a ... syntac- tic, semantic, and lexical rules are applied by a bottom-up all-paths constituent parser to populate a chart with edges containing syntactic, seman- tic, and logical form information. ... unification. Each category has a set of features declared for it. Each fea- ture has a declared value space of possible values (value spaces may be shared by different fea- tures). Feature...
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Tài liệu Báo cáo khoa học: "TOWARDS A CORE VOCABULARY FOR SYSTEM A NATURAL LANGUAGE" potx
... a long-range research prt~gram rather than as a short-term goal. Motiva!ion Rcasearch on natural language processing sys- tems today strives for the construction of robust and portable systems) ... eliminate arbitrariness. Rather, a definition of representative corpus must take into account tile research goals pursued. For a natural language system which is sup- posed to analyze and ... here allows for a balanced extension of this very smaU core. The list//3 was chosen as the statistical core vocabulary serving as a base for applying se- mantic criteria, becat, se the overall...
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Tài liệu Báo cáo khoa học: "Integration of Large-Scale Linguistic Resources in a Natural Language Understanding System" pdf
... lexicai lookup, syntactic parsing, semantic analysis, and pragmatic analysis. Each stage has been designed to use linguistic data such as the lexicon and grammar, which are maintained separately ... large scale linguistic resources into our natural language understanding system. Client- server architecture was used to make a large volume of lexical information and a large knowledge base ... necessary information for many more words than the base system. This information can be extracted at development time, modified if appropriate (for instance, an application may not need all senses...
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Tài liệu Báo cáo khoa học: "A text-based search interface for Multimedia Dialectics" ppt
... i.e. information an advanced userwould get, are available following the advance- information link. The use of semantic relations inmultimedia data, in this case, is hidden in the wayresults are ... analogy to language discourseanalysis for “talking” about multimedia dialectics.It actually borrows terms that are widely used in language analysis for describing a number of phe-nomena (e.g. ... DialecticsKaterina PastraInst. for Language & Speech ProcessingAthens, Greecekpastra@ilsp.grEirini BaltaInst. for Language & Speech ProcessingAthens, Greeceebalta@ilsp.grAbstractThe growing...
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Tài liệu Báo cáo khoa học: "A Terminological Simplification Transformation for Natural Language Question-Answering Systems" doc
... issues for natural- language systems which serve as interfaces to a database: the problems that arise in a module which maps the meaning representation to a second logical language for expressing ... Shaked - for the many pleasant and productive interactions I have had with them. References [1] Bates, Madeleine and Bobrow, Robert J. A Transportable Natural Language Interface for Information ... [3] Codd,E.F. A Relational Model of Data for Large Shared Data Banks. CACM 13(6), June, 1970. [4] Barbara Grosz, Douglas E. Appelt, Paul Martin, and Fernando Pereira. TEAM: An Experiment...
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Báo cáo khoa học: "A Comparative Study of Parameter Estimation Methods for Statistical Natural Language Processing" potx
... Linguistics A Comparative Study of Parameter Estimation Methods for Statistical Natural Language Processing Jianfeng Gao*, Galen Andrew*, Mark Johnson*&, Kristina Toutanova* *Microsoft ... Introduction Parameter estimation is fundamental to many sta-tistical approaches to NLP. Because of the high-dimensional nature of natural language, it is often easy to generate an extremely large ... Boosted Lasso The Boosted Lasso (BLasso) algorithm was origi-nally proposed in Zhao and Yu (2004), and was adapted for language modeling by Gao et al. (2006). BLasso can be viewed as a version...
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Báo cáo khoa học: "From Information Structure to Intonation: A Phonological Interface for Concept-to-Speech" pot
... Johannes Matiasek and Harald Trost + {hannes,georgn~iohn,harald} ~ai.univie.ac.at Austrian Research Institute for Artificial Intelligence (OFAI)* Schotteng. 3, A- 1010 Vienna, Austria +Department ... interfacing between a tactical gen- erator and a speech synthesizer is two-fold: A grammatical description enriched with semantic and pragmatic features has to be translated into a (qualitative) ... candidate positions for both pitch ac- cents and phrasal boundaries are selected. This reflects the fact that though prosody heavily depends on grammaticM and pragmatic factors, its realization...
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Báo cáo khoa học: "Semantic Information Preprocessing for Natural Language Interfaces to Databases" docx
... Semantic Information Preprocessing for Natural Language Interfaces to Databases Milan Mosny Simon Fraser University Burnaby, BC VhA 1S6, Canada mosny@cs.sfu.ca Abstract An approach is ... utterance in natural language (lexical predicates). Output is a logical formula, consist- ing of predicates meaningful to the database engine (database predicates). AET provides a formalism for ... Edition, Springer- Verlag, New York. Rayner, Manny, 1993. Abductive Equivalentiai Translation and its application to Natural Language Database Interfacing. Ph.D. Thesis, Royal Institute of Technology,...
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Báo cáo khoa học: "A Computational Theory of ProseStyle for Natural Language Generation" ppt
... new material may be added to planned text are defined on structural grounds. For example, notice that in paragraph 1I from Figure I the language- field is realized as as a compound adjectival ... legitimate ways that the surface structure might be extended: another adjective added to a certain noun phrase, a temporal adjunct added to a clause, another sentence add,~cl tO a paragraph, and ... dictated by the planner. 189 A Computational Theory of Prose Style for Natural Language Generation David D. McDonald and James D. Pnstejovsky Department of Computer and Information Science...
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Báo cáo khoa học: "An Interface for Rapid Natural Language Processing Development in UIMA" potx
... AnnotationPattern.compile(“pattern”); The method takes advantage of the UIMA im-plementation of annotations. Each annotation is an instance of a class that inherits from the UIMA class Annotation5. UIMA allows ... of an AnnotationPattern is created from the static compile method. AnnotationPattern is analogous to the Java Pattern3 class. AnnotationPattern susceptibilityPattern = AnnotationPattern.compile(“pattern”); ... func-tionality to find annotations that covering the span of another annotations or all annotations contained within the span of another annotation. getContainingAnnotations( Annotation a1 )...
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Báo cáo khoa học: "A Flexible Approach to Natural Language Generation for Disabled Children" pdf
... template-based approach that has been taken in the system, enables the basic language generation algorithms application independent and language independent. At the final stage of language generation ... Generation’, is a branch of computational linguistics, which deals with automatic genera-tion of text in natural human language by the machine. It can be conceptualized as a process leading from a high ... Pradipta Biswas School of Information Technology Indian Institute of Technology, Kharagpur 721302 INDIA pbiswas@sit.iitkgp.ernet.in Abstract Natural Language Generation (NLG) is a way...
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Báo cáo khoa học: "Towards an Optimal Lexicalization in a Natural-Sounding Portable Natural Language Generator for Dialog Systems" pdf
... the ACL Student Research Workshop, pages 61–66,Ann Arbor, Michigan, June 2005.c2005 Association for Computational LinguisticsTowards an Optimal Lexicalization in a Natural- Sounding Portable ... frames; frame hierarchy information is provided for each frame, in combination with a list of se-mantically annotated corpus sentences and syntac-tic valence patterns. WordNet is a lexical ... Abstract In contrast to the latest progress in speech recognition, the state-of-the-art in natural language generation for spoken language dialog systems is lagging behind. The core dialog managers...
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Báo cáo khoa học: "A Framework for Unsupervised Natural Language Morphology Induction" docx
... lexeme. A particular natu-ral language may have many paradigms. In Eng-lish, a language with very little inflectional mor-phology, there are at least two paradigms, a noun paradigm consisting ... 4.1 Candidate Inflection Class Search Space To define a search space wherein inflection classes of a natural language can be identified, my algorithm accepts as input a monolingual corpus for ... the language and proposes candidate mor-pheme boundaries at every character boundary in every word form in the corpus vocabulary. I call each string before a candidate morpheme boundary a candidate...
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Báo cáo khoa học: "A Test Environment for Natural Language Understanding Systems" potx
... search mechanism for a complex database. ã Provide graphical and contextual information for annotation. Annotation is a problem because it still takes a human. ETE offers flexible and easy ... Abstract The Natural Language Understanding Engine Test Environment (ETE) is a GUI software tool that aids in the development and maintenance of large, modular, natural language understanding ... easy access to the intermediate data within and across batch runs. For instance, when grading a semantic analysis, the analyst can bring up the lexical and syntactic analyses of the same sentence,...
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Báo cáo khoa học: "MENTING A DATABASE KNOWLEDGE REPRESENTATION FOR NATURAL LANGUAGE GENERATION" docx
... TEXT to answer questions about the information available about an entity, it must have access to the actual database information associated with each entity in the generalization hierarchy. ... domain are good for descriptive purposes, character attributes are better than others as the basis for a breakdown. Attributes with character values can more naturally be the basis for a breakdown ... this information based on the facts in the database. The attribute used to partition the entity class appears as the based DB attribute. The DDAs are a list of actual DB attributes, other than...
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