197 search results - page 5 / 40 » Identifying relevant constraints for semantic query optimiza... |
HICSS
2010
IEEE
13 years 9 months ago
2010
IEEE
1 The latent semantic indexing (LSI) methodology for information retrieval applies the singular value decomposition to identify an eigensystem for a large matrix, in which cells re...
ECIR
2006
Springer
13 years 9 months ago
2006
Springer
Abstract. WWW Video Search Engines have become increasingly commonplace within the last few years and at the same time video retrieval research has been receiving more attention wi...
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
An optimization query asks for one or more data objects that maximize or minimize some function over the data set. We propose a general class of queries, model-based optimization ...
DEXA
2005
Springer
14 years 1 months ago
2005
Springer
The first step in finding an efficient way to solve any difficult problem is making a complete, possibly formal, problem specification. This paper introduces a formal specifica...
VLDB
2005
ACM
14 years 29 days ago
2005
ACM
We study XML stream-specific schema-based optimization. We assume a widely-adopted automata-based execution model for XQuery evaluation. Criteria are established regarding what s...