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AAAI
2010
13 years 9 months ago
Transfer Learning in Collaborative Filtering for Sparsity Reduction
Data sparsity is a major problem for collaborative filtering (CF) techniques in recommender systems, especially for new users and items. We observe that, while our target data are...
Weike Pan, Evan Wei Xiang, Nathan Nan Liu, Qiang Y...
SDM
2010
SIAM
165views Data Mining» more  SDM 2010»
13 years 9 months ago
Exact Passive-Aggressive Algorithm for Multiclass Classification Using Support Class
The Passive Aggressive framework [1] is a principled approach to online linear classification that advocates minimal weight updates i.e., the least required so that the current tr...
Shin Matsushima, Nobuyuki Shimizu, Kazuhiro Yoshid...
PCM
2009
Springer
99views Multimedia» more  PCM 2009»
14 years 3 days ago
Video Shrinking by Auditory and Visual Cues
Video content is growing at an explosive rate nowadays. How to consume them efficiently is an important research point for years. Although the widely investigated video summarizati...
Qianqian Xu, Huiying Liu, Shuqiang Jiang, Qingming...
SAS
1992
Springer
171views Formal Methods» more  SAS 1992»
13 years 11 months ago
Static Analysis of CLP Programs over Numeric Domains
Abstract Constraint logic programming (CLP) is a generalization of the pure logic programming paradigm, having similar model-theoretic, fixpoint and operational semantics [9]. Sinc...
Roberto Bagnara, Roberto Giacobazzi, Giorgio Levi
HPCC
2005
Springer
14 years 1 months ago
Detonation Structure Simulation with AMROC
Abstract. Numerical simulations can be the key to the thorough understanding of the multi-dimensional nature of transient detonation waves. But the accurate approximation of realis...
Ralf Deiterding