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WWW
2007
ACM
16 years 6 months ago
Expertise networks in online communities: structure and algorithms
Web-based communities have become important places for people to seek and share expertise. We find that networks in these communities typically differ in their topology from other...
Jun Zhang, Mark S. Ackerman, Lada A. Adamic
193
Voted
JPDC
2006
253views more  JPDC 2006»
15 years 5 months ago
Collaborative detection and filtering of shrew DDoS attacks using spectral analysis
This paper presents a new spectral template-matching approach to countering shrew distributed denial-of-service (DDoS) attacks. These attacks are stealthy, periodic, pulsing, and ...
Yu Chen, Kai Hwang
PPL
2007
86views more  PPL 2007»
15 years 5 months ago
Failure-Sensitive Analysis of Parallel Algorithms with Controlled Memory Access Concurrency
ract problem of using P failure-prone processors to cooperatively update all locations of an N-element shared array is called Write-All. Solutions to Write-All can be used iterati...
Chryssis Georgiou, Alexander Russell, Alexander A....
CHI
1998
ACM
15 years 9 months ago
The Progress Portfolio: Designing Reflective Tools for a Classroom Context
A great deal of effort has gone into developing open-ended inquiry activities for science education as well as complex computer tools for accessing scientific data to help student...
Ben Loh, Josh Radinsky, Eric Russell, Louis M. Gom...
BMCBI
2008
174views more  BMCBI 2008»
15 years 5 months ago
Evolutionary approaches for the reverse-engineering of gene regulatory networks: A study on a biologically realistic dataset
Background: Inferring gene regulatory networks from data requires the development of algorithms devoted to structure extraction. When only static data are available, gene interact...
Cédric Auliac, Vincent Frouin, Xavier Gidro...