towards portable natural language interfaces to knowledge based the case of the orakel system
Báo cáo khoa học: "Semantic Information Preprocessing for Natural Language Interfaces to Databases" docx
... describe the same argument position of the same predicate ac- cording to the "thing" in the other "attribute" po- sition of the predicate, when needed. Consider for example the ... application to Natural Language Database Interfacing. Ph.D. Thesis, Royal Institute of Technology, Stockholm, Sweden. 316 Semantic Information Preprocessing for Natural Language Interfaces to Databases ... restrictions to parsers in natural language interfaces (NLIs) to databases by extracting the selectional restrictions from semantic descriptions of those NLIs. Au- tomating the process of finding...
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Báo cáo khoa học: "EVALUATION OF NATURAL LANGUAGE INTERFACES TO DATABASE SYSTEMS: A PANEL DISCUSSION " ppt
... match between the capabilities of the user and the requirements of the task. The user brings his own natural language and his own style of interaction to the system. The task brings the questions ... 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 to be ... and the database domaln+s semantics. All natural language access systems achieve some degree of success. But to make progress as a field, we need to be able to evaluate the degree of this...
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Tài liệu Báo cáo khoa học: "AN ECLECTIC APPROACH TO BUILDING NATURAL LANGUAGE INTERFACES" pptx
... CNCL). ~ The meta-symbol t refers to the parent node and t to the node to which the schema is attached. The final phase of INKA interprets the f-structures to produce Pmlog clauses. All of the ... of INKA is that it serve as a natural language input system to facilitate transfer of knowledge during the knowledge acquisition phase of expert system development. IIqKA is not intended to ... construction of the system& apos;s knowledge base during the knowledge ac~n phase of an expert system& apos;s development. The most important pragmatic facility is one to estimate the degree of epistemi¢...
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Báo cáo khoa học: "NATURAL LANGUAGE INPUT TO A COMPUTER-BASED GLAUCOMA CONSULTATION SYSTEM " pot
... to convert these descriptions 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 ... representation of the instance from the sentences in the case. The information required by the consultation system is then extracted and passed on to the consultation system in the appropriately ... updating the concept GLAUCCMA-PATIENT. The interpretation of a case is thus consldared to be the construction of the the corresponding instance of GLAUCOMA-PATIENT. The nature of structured...
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Tài liệu Báo cáo khoa học: "NATURAL-LANGUAGE ACCESS TO DATABASES--THEORETICAL/TECHNICAL ISSUES" docx
... 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 ... query will have to total the values of the NUMBER -OF- EMPLOYEES field in all the records for offices in the sales department. In each case, the English question is the same, but the required ... 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 put some of those...
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Tài liệu Báo cáo khoa học: "TRANSPORTABLE NATURAL-LANGUAGE INTERFACES: PROBLEMS AND TECHNIQUES" pot
... techniques for transportable natural- language interfaces. The goal of transportability is to enable nonspeciallsts to adapt a natural- language processing system for access to an existing conventional ... shifts onto the system the burden of mediating between two views of the data the way in which it is stored (the "database view") and the way in which an end user thinks about it (the ... "database schema" to refer to the encoding of information about the way concepts in the conceptual schema map onto the structures of the database. In addition, I will use the term "logical...
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Tài liệu Báo cáo khoa học: "THEORETICAL/TECHNICAL ISSUES IN NATURAL LANGUAGE ACCESS TO DATABASES" pdf
... down into offices with which are associated the total numbers of employees employed therein, to total the values of the NUMBER -OF- EMPLOYEES field in all the records for offices in the sales ... indicates that the arguments used in establishing the completeness of query languages offer little or no guidance as to the construction of a practical translator from relational calculus to a formal ... type of expression into which logical forms of the type (setx 'XI ) are trans- lated. A recursive call to the basic logical form -to- SQL translation facility then suffices to supply the...
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Tài liệu Báo cáo khoa học: "ISSUES IN NATURAL LANGUAGE ACCESS TO DATABASES FROM A LOGIC PROGRAMMING PERSPECTIVE" doc
... struggle too hard to bend one's NL interface to fit an existing database. Rather the database should be designed to meet the needs of NL access. If the database does not easily support the ... Something along the lines of "setof" seems very necessary, as a first step at least. The question of how to treat explicitly stored aggregate information, such as "number of employees" ... by allowlng predications of the form: setof(X,P,S) to be read as " ;the set of Xs such that P is provable is S" [7]. An efficient implementation of *aetof" is provided in DEC-10...
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Báo cáo khoa học: "Discourse Pragmatics and Ellipsis Resolution in Task-Oriented Natural Language Interfaces" pptx
... we conducted to ascertain the most pressing needs of natural language interfaces in interactive apl~lications, The initial objective of this study was to circumscribe the natural language interface ... inserting the highest level non-terminals in the in the ellipsed input in place of the matching non-terminals in the parse tree of the previous utterance. Taking advantage of the fact that a case ... or case header, and the attribute is a semantically permissible descriptor of tile case frame In the SELECT rield o9 the last query in focus, THEN: Substitute the new attribute name tot the...
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Sample Solutions as First Step to Knowledge Management A Case Study
... knowledge, topics the knowledge relates to) repositories which point to the source of knowledge. As knowledge is intangible, Knowledge Management has to include the aspect of knowledge enabling: Knowledge ... selection of a ticket system. In the next phase, the ticket system was set up, i.e., the system was customized according to the needs of the organization. Furthermore, the related Knowledge ... • Knowledge for the customer is about the products and services which are offered to the customer. In this study, only the knowledge for the customer is addressed, as the project is aiming to...
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- natural language interfaces to databases
- panto a portable natural language interface to ontologies
- towards portable natural language interfaces to knowledge bases
- portable natural language interface to ontologies
- modern natural language interfaces to databases
- towards building robust natural language interfaces to databases
- natural language interfaces to databases an introduction
- natural language interfaces to databases an analysis of the state of the art
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