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» Evaluation of a Catalytic Search Algorithm
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CG
2000
Springer
14 years 24 days ago
A Least-Certainty Heuristic for Selective Search
: We present a new algorithm for selective search by iterative expansion of leaf nodes. The algorithm reasons with leaf evaluations in a way that leads to high confidence in the c...
Paul E. Utgoff, Richard P. Cochran
INFOCOM
2007
IEEE
14 years 2 months ago
VoIP on Wireless Meshes: Models, Algorithms and Evaluation
—We study the problem of supporting VoIP calls in a wireless mesh network. Specifically, we propose solutions for call admission control (CAC) and route selection for VoIP calls...
Anand Kashyap, Samrat Ganguly, Samir R. Das, Suman...
ICDE
2002
IEEE
204views Database» more  ICDE 2002»
14 years 9 months ago
Approximating a Data Stream for Querying and Estimation: Algorithms and Performance Evaluation
Obtaining fast and good quality approximations to data distributions is a problem of central interest to database management. A variety of popular database applications including,...
Sudipto Guha, Nick Koudas
SIGIR
2012
ACM
11 years 11 months ago
An uncertainty-aware query selection model for evaluation of IR systems
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...
Mehdi Hosseini, Ingemar J. Cox, Natasa Milic-Frayl...
WWW
2011
ACM
13 years 3 months ago
Search result diversity for informational queries
Ambiguous queries constitute a significant fraction of search instances and pose real challenges to web search engines. With current approaches the top results for these queries ...
Michael J. Welch, Junghoo Cho, Christopher Olston