486 search results - page 37 / 98 » What was the Query |
182
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WISE
2007
Springer
15 years 11 months ago
2007
Springer
We study and present our findings on two closely related problems on xpath rewriting using views when both the view and the query are tree patterns involving /,// and []. First, g...
156
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WWW
2004
ACM
16 years 6 months ago
2004
ACM
We present enhancements for UDDI / DAML-S registries allowing cooperative discovery and selection of Web services with a focus on personalization. To find the most useful service ...
276
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ICDE
2009
IEEE
16 years 7 months ago
2009
IEEE
Abstract-- Skyline computation has many applications including multi-criteria decision making. In this paper, we study the problem of efficient processing of continuous skyline que...
166
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STOC
2009
ACM
16 years 6 months ago
2009
ACM
We present an improved oracle for the distance sensitivity problem. The goal is to preprocess a directed graph G = (V, E) with non-negative edge weights to answer queries of the f...
136
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CLEF
2008
Springer
15 years 7 months ago
2008
Springer
In this paper, we assess the impact of using thesaurus-based query expansion methods, at the Information Retrieval (IR) stage of a Question Answering (QA) system. We focus on expan...