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SIGIR
2010
ACM
15 years 7 months ago
Has portfolio theory got any principles?
Recently, Portfolio Theory (PT) has been proposed for Information Retrieval. However, under non-trivial conditions PT violates the original Probability Ranking Principle (PRP). In...
Guido Zuccon, Leif Azzopardi, Keith van Rijsbergen
SASO
2008
IEEE
16 years 1 months ago
Decentralized Ranking in Large-Scale Overlay Networks
Alberto Montresor, Márk Jelasity, Özal...
ICDM
2006
IEEE
123views Data Mining» more  ICDM 2006»
16 years 26 days ago
Cluster Ranking with an Application to Mining Mailbox Networks
Ziv Bar-Yossef, Ido Guy, Ronny Lempel, Yoëlle...