9683 search results - page 91 / 1937 » Query performance prediction |
ENTCS
2007
13 years 9 months ago
2007
Even with todays hardware improvements, performance problems are still common in many software systems. An approach to tackle this problem for component-based software architectur...
DAMON
2007
Springer
14 years 3 months ago
2007
Springer
We propose a general framework for improving the query processing performance on multi-level memory hierarchies. Our motivation is that (1) the memory hierarchy is an important pe...
ADC
2004
Springer
14 years 2 months ago
2004
Springer
Recently the concept of a clarity score was introduced in order to measure the ambiguity of a query in relation to the collection in which the query issuer is seeking information ...
WWW
2009
ACM
14 years 10 months ago
2009
ACM
Web search engines are facing formidable performance challenges as they need to process thousands of queries per second over billions of documents. To deal with this heavy workloa...
DAMON
2008
Springer
13 years 11 months ago
2008
Springer
Comparisons between the merits of row-wise storage (NSM) and columnar storage (DSM) are typically made with respect to the persistent storage layer of database systems. In this pa...