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ATAL
2009
Springer
14 years 3 months ago
Smart cheaters do prosper: defeating trust and reputation systems
Traders in electronic marketplaces may behave dishonestly, cheating other agents. A multitude of trust and reputation systems have been proposed to try to cope with the problem of...
Reid Kerr, Robin Cohen
ESA
2009
Springer
90views Algorithms» more  ESA 2009»
14 years 3 months ago
Storing a Compressed Function with Constant Time Access
We consider the problem of representing, in a space-efficient way, a function f : S → Σ such that any function value can be computed in constant time on a RAM. Specifically, ou...
Jóhannes B. Hreinsson, Morten Krøyer...
IEAAIE
2009
Springer
14 years 3 months ago
Using Genetic Process Mining Technology to Construct a Time-Interval Process Model
Nowadays, some process information is represented by a process model. To understand process executed in many activities, process mining technologies are now extensively studied to...
Chieh-Yuan Tsai, I-Ching Chen
SOUPS
2009
ACM
14 years 3 months ago
Games for extracting randomness
Randomness is a necessary ingredient in various computational tasks and especially in Cryptography, yet many existing mechanisms for obtaining randomness suffer from numerous pro...
Ran Halprin, Moni Naor
WIKIS
2009
ACM
14 years 3 months ago
rv you're dumb: identifying discarded work in Wiki article history
Wiki systems typically display article history as a linear sequence of revisions in chronological order. This representation hides deeper relationships among the revisions, such a...
Michael D. Ekstrand, John Riedl