2228 search results - page 384 / 446 » A System for Semantic Query Optimization |
BDA
2006
13 years 9 months ago
2006
XML data projection (or pruning) is one of the main optimization techniques recently adopted in the context of main-memory XML query-engines. The underlying idea is quite simple: ...
SIGMOD
2004
ACM
14 years 8 months ago
2004
ACM
We present new algorithms on commodity graphics processors to perform fast computation of several common database operations. Specifically, we consider operations such as conjunct...
MOBIHOC
2006
ACM
14 years 7 months ago
2006
ACM
Data storage has become an important issue in sensor networks as a large amount of collected data need to be archived for future information retrieval. This paper introduces stora...
AMR
2007
Springer
14 years 2 months ago
2007
Springer
Distance measures, along with shape features, are the most critical components in a shape-based 3D model retrieval system. Given a shape feature, an optimal distance measure will v...
ICAC
2007
IEEE
13 years 12 months ago
2007
IEEE
Search spammers use questionable search engine optimization techniques to promote their spam links into top search results. Large-scale spammers target commerce queries that they ...