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ICDM
2008
IEEE
183views Data Mining» more  ICDM 2008»
15 years 6 months ago
Collaborative Filtering for Implicit Feedback Datasets
A common task of recommender systems is to improve customer experience through personalized recommendations based on prior implicit feedback. These systems passively track differe...
Yifan Hu, Yehuda Koren, Chris Volinsky
IJAR
2008
72views more  IJAR 2008»
14 years 12 months ago
The game-theoretic capital asset pricing model
Using Shafer and Vovk's game-theoretic framework for probability, we derive a capital asset pricing model from an efficient market hypothesis, with no assumptions about the b...
Vladimir Vovk, Glenn Shafer
ISI
2006
Springer
14 years 12 months ago
An Info-Gap Approach to Policy Selection for Bio-terror Response
Bio-terror events are accompanied by severe uncertainty: great disparity between the best available data and models, and the actual course of events. We model this uncertainty with...
Anna Yoffe, Yakov Ben-Haim
IPM
2007
85views more  IPM 2007»
14 years 11 months ago
A retrospective study of a hybrid document-context based retrieval model
This paper describes our novel retrieval model that is based on contexts of query terms in documents (i.e., document contexts). Our model is novel because it explicitly takes into...
Ho Chung Wu, Robert W. P. Luk, Kam-Fai Wong, K. L....
VLDB
2008
ACM
170views Database» more  VLDB 2008»
16 years 3 days ago
A multi-ranker model for adaptive XML searching
The evolution of computing technology suggests that it has become more feasible to offer access to Web information in a ubiquitous way, through various kinds of interaction device...
Ho Lam Lau, Wilfred Ng