243 search results - page 46 / 49 » Selectivity Estimation for Boolean Queries |
ICRA
2006
IEEE
15 years 3 months ago
2006
IEEE
Abstract— The localization capability is central to basic navigation tasks and motivates development of various visual navigation systems. In this paper we describe a two stage a...
SSDBM
2003
IEEE
15 years 2 months ago
2003
IEEE
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existin...
COLING
2010
14 years 4 months ago
2010
In cross-language information retrieval it is often important to align words that are similar in meaning in two corpora written in different languages. Previous research shows tha...
KDD
2001
ACM
15 years 10 months ago
2001
ACM
We present a generalization of frequent itemsets allowing the notion of errors in the itemset definition. We motivate the problem and present an efficient algorithm that identifie...
NAR
2007
14 years 9 months ago
2007
COMPASS is a method for homology detection and local alignment construction based on the comparison of multiple sequence alignments (MSAs). The method derives numerical profiles f...