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WECWIS
2005
IEEE
137views ECommerce» more  WECWIS 2005»
15 years 11 months ago
Using Singular Value Decomposition Approximation for Collaborative Filtering
Singular Value Decomposition (SVD), together with the Expectation-Maximization (EM) procedure, can be used to find a low-dimension model that maximizes the loglikelihood of obser...
Sheng Zhang, Weihong Wang, James Ford, Fillia Make...
CPM
2005
Springer
109views Combinatorics» more  CPM 2005»
15 years 11 months ago
Using PQ Trees for Comparative Genomics
Permutations on strings representing gene clusters on genomes have been studied earlier in [18, 14, 3, 12, 17] and the idea of a maximal permutation pattern was introduced in [12]....
Gad M. Landau, Laxmi Parida, Oren Weimann
DCOSS
2005
Springer
15 years 11 months ago
A Distributed Greedy Algorithm for Connected Sensor Cover in Dense Sensor Networks
Abstract. Achieving optimal battery usage and prolonged network lifetime are two of the most fundamental issues in wireless sensor networks. By exploiting node and data redundancy ...
Amitabha Ghosh, Sajal K. Das
GFKL
2005
Springer
105views Data Mining» more  GFKL 2005»
15 years 11 months ago
Variable Selection for Discrimination of More Than Two Classes Where Data are Sparse
In classification, with an increasing number of variables, the required number of observations grows drastically. In this paper we present an approach to put into effect the maxi...
Gero Szepannek, Claus Weihs
CMMR
2004
Springer
98views Music» more  CMMR 2004»
15 years 10 months ago
Separating Voices in Polyphonic Music: A Contig Mapping Approach
Abstract. Voice separation is a critical component of music information retrieval, music analysis and automated transcription systems. We present a contig mapping approach to voice...
Elaine Chew, Xiaodan Wu