357 search results - page 17 / 72 » A Framework for Evaluating Storage System Dependability |
INFOCOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—The inherent channel characteristics of impulse-based UWB networks affect the MAC layer performance significantly. Previous studies on evaluating MAC protocols are based on pro...
CIKM
2009
Springer
13 years 11 months ago
2009
Springer
The nDCG measure has proven to be a popular measure of retrieval effectiveness utilizing graded relevance judgments. However, a number of different instantiations of nDCG exist, d...
CIKM
2004
Springer
14 years 1 months ago
2004
Springer
Query expansion is a well-known technique that has been shown to improve average retrieval performance. This technique has not been used in many operational systems because of the...
CIKM
2003
Springer
14 years 28 days ago
2003
Springer
Prior research into search system scalability has primarily addressed query processing efficiency [1, 2, 3] or indexing efficiency [3], or has presented some arbitrary system arch...
SIGIR
2003
ACM
14 years 29 days ago
2003
ACM
Passage retrieval is an important component common to many question answering systems. Because most evaluations of question answering systems focus on end-to-end performance, comp...