589 search results - page 27 / 118 » Optimized Query Evaluation Using Cooperative Sorts |
ATAL
2008
Springer
14 years 26 days ago
2008
Springer
Solutions to complex tasks often require the cooperation of multiple robots, however, developing multi-robot policies can present many challenges. In this work, we introduce teach...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
While provenance has been extensively studied in the literature, the efficient evaluation of provenance queries remains an open problem. Traditional query optimization techniques...
SIGIR
2012
ACM
12 years 1 months ago
2012
ACM
We propose a mathematical framework for query selection as a mechanism for reducing the cost of constructing information retrieval test collections. In particular, our mathematica...
VLDB
2005
ACM
14 years 4 months 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...
TOOLS
1999
IEEE
14 years 3 months ago
1999
IEEE
Path traversals have been recognized as one of the strengths of object-oriented query processing as object retrieval can be carried out through pointer navigation. Apart from path...