1388 search results - page 139 / 278 » Querying Linguistic Trees |
91
Voted
CIKM
2008
Springer
15 years 2 months ago
2008
Springer
The leading web search engines have spent a decade building highly specialized ranking functions for English web pages. One of the reasons these ranking functions are effective is...
100
Voted
FUIN
2006
15 years 23 days ago
2006
In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorithm due to M...
108
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JODL
2000
15 years 16 days ago
2000
In this paper we present a new approach for building metadata schemas by integrating existing ontologies and structured vocabularies (thesauri). This integration is based on the s...
125
Voted
JACM
2010
14 years 11 months ago
2010
We present a fully dynamic randomized data structure that can answer queries about the convex hull of a set of n points in three dimensions, where insertions take O(log3 n) expect...
188
Voted
ICDE
2000
IEEE
16 years 2 months ago
2000
IEEE
In this paper, we study power conservation techniques for multi-attribute queries on wireless data broadcast channels. Indexing data on broadcast channels can improve client filte...