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SDM
2012
SIAM
281views Data Mining» more  SDM 2012»
13 years 3 months ago
Contextual Collaborative Filtering via Hierarchical Matrix Factorization
Matrix factorization (MF) has been demonstrated to be one of the most competitive techniques for collaborative filtering. However, state-of-the-art MFs do not consider contextual...
ErHeng Zhong, Wei Fan, Qiang Yang
SAS
2009
Springer
149views Formal Methods» more  SAS 2009»
15 years 7 months ago
Creating Transformations for Matrix Obfuscation
There are many programming situations where it would be convenient to conceal the meaning of code, or the meaning of certain variables. This can be achieved through program transfo...
Stephen Drape, Irina Voiculescu
126
Voted
BIBM
2010
IEEE
158views Bioinformatics» more  BIBM 2010»
14 years 10 months ago
Protein-protein interaction prediction via Collective Matrix Factorization
Abstract--Protein-protein interactions (PPI) play an important role in cellular processes and metabolic processes within a cell. An important task is to determine the existence of ...
Qian Xu, Evan Wei Xiang, Qiang Yang
ICS
2007
Tsinghua U.
15 years 6 months ago
Adaptive Strassen's matrix multiplication
Strassen’s matrix multiplication (MM) has benefits with respect to any (highly tuned) implementations of MM because Strassen’s reduces the total number of operations. Strasse...
Paolo D'Alberto, Alexandru Nicolau
103
Voted
BMCBI
2006
103views more  BMCBI 2006»
15 years 19 days ago
Improving missing value imputation of microarray data by using spot quality weights
Background: Microarray technology has become popular for gene expression profiling, and many analysis tools have been developed for data interpretation. Most of these tools requir...
Peter Johansson, Jari Häkkinen