a natural language system

... this paper describes the lexicon, grammar, and semantics of English, Gemini has also been used in a Japanese spo- ken language understanding system (Kameyama, 1992). 2.1. Grammar Formalism ... Real-World Natural- Language Texts", in Text Based Intelligent Systems, ed. P. Jacobs, Lawrence Erlbaum Associates, Hillsdale, N J, pp. 13-33. Kameyama, M. (1992). "The Syntax and Seman- ... Japanese Language Engine", forth- coming. In Mazuka, R., and N. Nagai, Eds. Japanese Syntactic Processing, Hillsdale, NJ: Lawrence Erlbaum Associates. Kay, M. (1979). "Functional...

Ngày tải lên: 20/02/2014, 21:20

Ngày tải lên: 17/03/2014, 19:21

Ngày tải lên: 24/03/2014, 05:21

... 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 ... integrated these 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 ... natural language understanding (NLU) system (Dahl, Norton and Scholz (1998), Dahl (1992)) is done by a natural language (NL) engine with the architecture shown in Figure 1. Processing stages...

Ngày tải lên: 20/02/2014, 18:20

... (;ci'many lhnaih !,1'~!! at I)! ll)iBM I.BITNI'71' ABSTRACT The desire to construct robust and portable na- tural language systems has led to research on how a core vocabulary ... 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...

Ngày tải lên: 22/02/2014, 10:20

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Ngày tải lên: 21/02/2014, 20:20

Ngày tải lên: 01/04/2014, 00:20

... 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 actual ... Ramshaw and Varda 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 ... [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...

Ngày tải lên: 21/02/2014, 20:20

... 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 ... to the appropriate coded input to the consultation systems. The original motivation for this research came from the desire to have natural language input of cases to CASNET/GLAUCOMA a computer-based...

Ngày tải lên: 08/03/2014, 18:20

... 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 ... conducted. 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....

Ngày tải lên: 08/03/2014, 18:20

Ngày tải lên: 17/03/2014, 06:20

Ngày tải lên: 17/03/2014, 07:20

Ngày tải lên: 24/03/2014, 05:21

... was playing a benefit to save Broadway theaters, which were then being demolished at an alarming rate. As he was waiting to go on and do a number with the cast of Dream Girls, a hit Broadway musical ... and managerial capabilities clearly warranted a step up the ladder, so that he could remain safely behind the scenes. He had adopted a no try/no fail attitude, and there was no way he was going ... You Are at a Glance Avoiders— have so much anxiety associated with speak- ing or communicating in any formal setting that they will go to almost any length to avoid being put in a situation that...

Ngày tải lên: 27/01/2014, 08:20

... Domain-Independent Natural Language Database Access Systems Steven P. Shvartz Cognitive Systems Inc. 234 Church Street New Haven, Ca. 06510 Zn the past decade, a number of natural lang- ... language atoms= =X=~em=, The principle motivation for building natural language systems for database access is ~o free the user from the need for data processing instruction. A natural language ... the same way as to the technician. That is, whatever the techni- cian would understand, the program should understand. For example, a natural language front end to a stock market database...

Ngày tải lên: 21/02/2014, 20:20

... 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 ... ISSUES IN NATURAL LANGUAGE ACCESS TO DATABASES FROM A LOGIC PROGRAMMING PERSPECTIVE David H D Warren Artificial Intelligence Center SRI International, Menlo Park, CA 94025, USA I INTRODUCTION...

Ngày tải lên: 21/02/2014, 20:20

... natural language database systems still provide a valuable environment for natural language research is not a simple one. As evidenced by the growing body of work on Gricean implicature and ... Computer and Information Science, University of Pennsylvania, Philadelphia, Pa., 1983. (Kaplan 79). Kaplan, S. J., Cooperative responses from a portable natural language database query system ... of a database interface. The second class of work on pragmatics and language for information systems was initiated by Allen and Perrault (80), and Cohen (78) and involves maintaining a formal...

Ngày tải lên: 21/02/2014, 20:20

... 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 system ... 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...

Ngày tải lên: 21/02/2014, 20:20

... 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 ... almost all features a non-zero weight. 3.2 Language model adaptation Our experiments with LM adaptation are based on the work described in Gao et al. (2006). The va- riously trained language...

Ngày tải lên: 08/03/2014, 02:21

... capability. Based on experience with INTELLECT in the areas of quality assurance and customer support, a number of issues in evaluating a natural language data- base query system, particularly ... Crout Artificial Intelligence Corporation The INTELLECT natural language database query system, a product of Artificial Intelligence Corporation, is the only commercially available system ... words and phrases relevant to the data and how they relate to the data items. The system maintains a log of all queries, for analysis of its performance. Artificial Intelligence Corporation was...

Ngày tải lên: 08/03/2014, 18:20