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STOC
2009
ACM
271views Algorithms» more  STOC 2009»
14 years 8 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
CHI
2009
ACM
14 years 8 months ago
Interacting with eHealth: towards grand challenges for HCI
While health records are increasingly stored electronically, we, as citizens, have little access to this data about ourselves. We are not used to thinking of these official record...
m. c. schraefel, Paul André, Ryen White, De...
MOBIHOC
2007
ACM
14 years 7 months ago
A random perturbation-based scheme for pairwise key establishment in sensor networks
A prerequisite for secure communications between two sensor nodes is that these nodes exclusively share a pairwise key. Although numerous pairwise key establishment (PKE) schemes ...
Wensheng Zhang, Minh Tran, Sencun Zhu, Guohong Cao
EUROSYS
2010
ACM
14 years 1 months ago
PUSH: A Dataflow Shell
The deluge of huge data sets such as those provided by sensor networks, online transactions, and the web provide exciting opportunities for data analysis. The scale of the data ...
Noah Evans, Eric Van Hensbergen
BMCBI
2008
129views more  BMCBI 2008»
13 years 7 months ago
Motif-directed network component analysis for regulatory network inference
Background: Network Component Analysis (NCA) has shown its effectiveness in discovering regulators and inferring transcription factor activities (TFAs) when both microarray data a...
Chen Wang, Jianhua Xuan, Li Chen, Po Zhao, Yue Wan...