panto a portable natural language interface to ontologies
Tài liệu Báo cáo khoa học: "ISSUES IN NATURAL LANGUAGE ACCESS TO DATABASES FROM A LOGIC PROGRAMMING PERSPECTIVE" doc
... make database languages more like natural language. However Prolog is much more general than relational database formalisms, in that it permits data to be defined by general rules having ... "top-down" approach, as reallsed in the language Prolog, has a great deal in common with the relational approach to databases, which can be seen as the result of a "bottom-up" effort to make ... power of a fully general programming language. The logic programming approach therefore allows one to interface NL to general programs as well as to databases. Current Prolog systems, because...
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Báo cáo khoa học: "NATURAL LANGUAGE INPUT TO A COMPUTER-BASED GLAUCOMA CONSULTATION SYSTEM " pot
... object GLAUCOMA-PATIENT. There is also a facility for adding domain dependent syntax, abbreviations and defaults. system that has a core of syntax and semantics that is applicable to all ... Indicate thac a "case'* [Bruce 1975] approach to semantic analysis is a " ;natural& quot;. A case syecsm ham in fact been implemented with such cases as ATTRIBUTE, OBJECT, VALUE, and ... a patient who has glaucoma or who is suspected of having glaucoma. It was desired to have a " ;Natural Language Front-End" which could interpret the cases and pass the content to the...
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Báo cáo khoa học: "EVALUATION OF NATURAL LANGUAGE INTERFACES TO DATABASE SYSTEMS: A PANEL DISCUSSION " ppt
... EVALUATION OF NATURAL LANGUAGE INTERFACES TO DATABASE SYSTEMS: A PANEL DISCUSSION Norman K. Sondheimer, Chair Sperry Univac Blue Bell, PA For a natural language access to database system ... basis of these evaluations, what should the future look like for natural language access to database? Under this point, what niches look most promising for natural language interfaces? What ... Recently, this has begun to change. In the last several years, many of the current generation of natural language access to database systems have been subject to laboratory or field testing....
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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 ... output candidates is as follows: • You can buy a tent at Camping World. • You can purchase a tent at Camping World. • You can get a tent at Camping World. • You can acquire a tent at Camping ... 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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Tài liệu Báo cáo khoa học: "NATURAL-LANGUAGE ACCESS TO DATABASES--THEORETICAL/TECHNICAL ISSUES" docx
... been many experimental systems for natural- language access to databases, with some now going into actual use, many problems in this area remain to be solved. The purpose of this panel is to ... NATURAL- LANGUAGE ACCESS TO DATABASES THEORETICAL/TECHNICAL ISSUES Robert C. Moore Artificial Intelligence Center SRI International, Menlo Park, CA 94025 I INTRODUCTION Although there have ... the conference. The panel's motivation stems partly from the fact that, too often in the past, discussion of natural- language access to databases has focused, at the expense of the...
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Tài liệu Báo cáo khoa học: "THEORETICAL/TECHNICAL ISSUES IN NATURAL LANGUAGE ACCESS TO DATABASES" pdf
... transformations, result- ing in structures and ultimately SQL expressions appropriate for that database organization. In this way, it would be easy to handle such database organ- izations as ... treatment. The approach we have taken in TQA is, insofar as possible, to provide the necessary coverage to per- mit all the locutions that are natural in a given application. The formalism by which ... other problems in natural language access to databases. In addition to considering some subset of the chairman's five problems, each of the panelists was invited to propose and choose one...
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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 ... Verlag, New York. Rayner, Manny, 1993. Abductive Equivalentiai Translation and its application to Natural Language Database Interfacing. Ph.D. Thesis, Royal Institute of Technology, Stockholm,...
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Báo cáo khoa học: "Applying a Grammar-based Language Model to a Simplified Broadcast-News Transcription Task" ppt
... create an artificial recognition taskwith manageable complexity. Our primary aim was to design a task which allows us to investigate theproperties of our grammar-based approach and to compare ... linguistically motivated grammar (a hand-crafted Head-driven Phrase StructureGrammar) and a statistical model estimatingthe probability of a parse tree. The language model is applied by means of an N-best ... thefirst place, we want our language model to reliablydistinguish between grammatical and ungrammati-cal phrases. To this end, we have developed a pre-cise, linguistically motivated grammar. To distin-guish...
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Tài liệu Báo cáo khoa học: "A HYBRID APPROACH TO REPRESENTATION IN THE JANUS NATURAL LANGUAGE PROCESSOR" pot
... specification of descriptive constants and axioms relating them. Remarkably, 99.9% of 7,000 vocabulary items in our natural language ap- plications could be adequately axiomatlzed in the taxonomic ... Semantics of the JANUS Semantic Inter- pretation Language. In Research and Development in Natural Language Understanding as Part of the Strategic Computing Program, Annual Technical Report December ... NATURAL LANGUAGE PROCESSOR Ralph M. Weischedel BBN Systems and Technologies Corporation 10 Moulton St. CambHdge, MA 02138 Abstract In BBN's natural language understanding and generation...
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Báo cáo khoa học: "A Flexible Approach to Natural Language Generation for Disabled Children" pdf
... 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 ... 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 it checks ... 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 to...
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- a flexible natural language parser based
- portable natural language interface
- natural language access to databases
- natural language interfaces to databases
- naturalsounding portable natural language generator
- an efficient and portable natural language query interface for relational databases
- towards portable natural language interfaces to knowledge bases
- portable natural language interface to ontologies
- towards portable natural language interfaces to knowledge based the case of the orakel system
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