Answer to a query concerning the mapping w = z1/m
نویسندگان
چکیده
منابع مشابه
Précis: The Essence of a Query Answer
Wide spread use of database systems in modern society has brought the need to provide inexperienced users with the ability to easily search a database with no specific knowledge of a query language. Several recent research efforts have focused on supporting keyword-based searches over relational databases. This paper presents an alternative proposal and introduces the idea of précis queries. Th...
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15 صفحه اولQuery Formulation for Answer Projection
We examine the effects of various query modifications on the problem of answer projection — the task of retrieving documents that support a given answer to a question. We compare different techniques such as phrase searches and term weighting, and show that some models achieve significant improvements over unmodified queries.
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ژورنال
عنوان ژورنال: Indagationes Mathematicae
سال: 1993
ISSN: 0019-3577
DOI: 10.1016/0019-3577(93)90018-t