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» Measurement theory in linguistics
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SIGIR
2006
ACM
14 years 4 months ago
Minimal test collections for retrieval evaluation
Accurate estimation of information retrieval evaluation metrics such as average precision require large sets of relevance judgments. Building sets large enough for evaluation of r...
Ben Carterette, James Allan, Ramesh K. Sitaraman
SIGIR
2006
ACM
14 years 4 months ago
Improving the estimation of relevance models using large external corpora
Information retrieval algorithms leverage various collection statistics to improve performance. Because these statistics are often computed on a relatively small evaluation corpus...
Fernando Diaz, Donald Metzler
SIGMETRICS
2006
ACM
121views Hardware» more  SIGMETRICS 2006»
14 years 4 months ago
Transient analysis of tree-Like processes and its application to random access systems
A new methodology to assess transient performance measures of tree-like processes is proposed by introducing the concept of tree-like processes with marked time epochs. As opposed...
Jeroen Van Velthoven, Benny Van Houdt, Chris Blond...
VALUETOOLS
2006
ACM
166views Hardware» more  VALUETOOLS 2006»
14 years 4 months ago
Fairness considerations of scheduling in multi-server and multi-queue systems
— Multi-server and multi-queue architectures are common mechanisms used in a large variety of applications (call centers, Web services, computer systems). One of the major motiva...
David Raz, Benjamin Avi-Itzhak, Hanoch Levy
HICSS
2005
IEEE
135views Biometrics» more  HICSS 2005»
14 years 3 months ago
The Rules of Virtual Groups
Concerns about virtual groups include how members develop trust and liking for partners. Previous studies have explored behavioral variables leading to subjectively-experienced tr...
Joseph B. Walther, Ulla Bunz, Natalia N. Bazarova