Sciweavers

948 search results - page 61 / 190
» The Query Answering System PRODICOS
Sort
View
ADBIS
2000
Springer
188views Database» more  ADBIS 2000»
14 years 2 months ago
Algorithms for Rewriting Aggregate Queries Using Views
Queries involving aggregation are typical in a number of database research areas, such as data warehousing, global information systems and mobile computing. One of the main ideas ...
Sara Cohen, Werner Nutt, Alexander Serebrenik
DILS
2009
Springer
14 years 5 months ago
Exploiting Parallelism to Accelerate Keyword Search on Deep-Web Sources
Increasingly, biological data is being shared over the deep web. Many biological queries can only be answered by successively searching a number of distinct web-sites. This paper i...
Tantan Liu, Fan Wang, Gagan Agrawal
ICLP
2004
Springer
14 years 3 months ago
Speculative Computations in Or-Parallel Tabled Logic Programs
Abstract. Pruning operators, such as cut, are important to develop efficient logic programs as they allow programmers to reduce the search space and thus discard unnecessary compu...
Ricardo Rocha, Fernando M. A. Silva, Vítor ...
CLEF
2008
Springer
14 years 4 days ago
Combining Logic and Machine Learning for Answering Questions
Abstract. LogAnswer is a logic-oriented question answering system developed by the AI research group at the University of Koblenz-Landau and by the IICS at the University of Hagen....
Ingo Glöckner, Björn Pelzer
IUI
2006
ACM
14 years 4 months ago
Towards intelligent QA interfaces: discourse processing for context questions
Question answering (QA) systems take users’ natural language questions and retrieve relevant answers from large repositories of free texts. Despite recent progress in QA researc...
Mingyu Sun, Joyce Y. Chai