1512 search results - page 82 / 303 » When Suboptimal Rules |
VLDB
1998
ACM
14 years 2 months ago
1998
ACM
Query optimizers normally compile queries into one optimal plan by assuming complete knowledge of all cost parameters such asselectivity and resourceavailability. The execution of...
SIGIR
2010
ACM
14 years 1 months ago
2010
ACM
Search trails comprising queries and Web page views are created as searchers engage in information-seeking activity online. During known-item search (where the objective may be to...
EUROPAR
2006
Springer
14 years 1 months ago
2006
Springer
This paper is motivated by a need of practical asynchronous network systems, i.e., a wait-free distributed mutual exclusion algorithm (WDME). The WDME algorithm is very appealing w...
ERCIMDL
2000
Springer
14 years 1 months ago
2000
Springer
Segmentation of a colour image composed of different kinds of texture regions can be a hard problem, namely to compute for an exact texture fields and a decision of the optimum num...
AAAI
2008
14 years 10 days ago
2008
Ranking plays a central role in many Web search and information retrieval applications. Ensemble ranking, sometimes called meta-search, aims to improve the retrieval performance b...