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INFOCOM
2011
IEEE
14 years 7 months ago
Transport throughput of secondary networks in spectrum sharing systems
—Spectrum sharing systems such as cognitive radio networks have drawn much attention recently due to their potential to resolve the conflict between increasing demand for spectr...
Chengzhi Li, Huaiyu Dai
STOC
2009
ACM
271views Algorithms» more  STOC 2009»
16 years 4 months ago
A fast and efficient algorithm for low-rank approximation of a matrix
The low-rank matrix approximation problem involves finding of a rank k version of a m ? n matrix AAA, labeled AAAk, such that AAAk is as "close" as possible to the best ...
Nam H. Nguyen, Thong T. Do, Trac D. Tran
CVPR
2008
IEEE
16 years 6 months ago
Auto-context and its application to high-level vision tasks
The notion of using context information for solving highlevel vision problems has been increasingly realized in the field. However, how to learn an effective and efficient context...
Zhuowen Tu
PODS
2006
ACM
156views Database» more  PODS 2006»
16 years 4 months ago
From statistical knowledge bases to degrees of belief: an overview
An intelligent agent will often be uncertain about various properties of its environment, and when acting in that environment it will frequently need to quantify its uncertainty. ...
Joseph Y. Halpern
138
Voted
WINE
2007
Springer
193views Economy» more  WINE 2007»
15 years 10 months ago
Auctions with Revenue Guarantees for Sponsored Search
We consider the problem of designing auctions with worst case revenue guarantees for sponsored search. This problem differs from previous work because of ad dependent clickthroug...
Zoë Abrams, Arpita Ghosh