239 search results - page 28 / 48 » Document clustering using nonnegative matrix factorization |
TASLP
2008
13 years 8 months ago
2008
Source separation of musical signals is an appealing but difficult problem, especially in the single-channel case. In this paper, an unsupervised single-channel music source separa...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
Abstract-- Simultaneously clustering columns and rows (coclustering) of large data matrix is an important problem with wide applications, such as document mining, microarray analys...
ECML
2006
Springer
14 years 10 days ago
2006
Springer
Recently, stability-based techniques have emerged as a very promising solution to the problem of cluster validation. An inherent drawback of these approaches is the computational c...
AIRS
2004
Springer
14 years 2 months ago
2004
Springer
This paper presents a novel algorithm for document clustering based on a combinatorial framework of the Principal Direction Divisive Partitioning (PDDP) algorithm [1] and a simpli...
BMCBI
2005
13 years 8 months ago
2005
Background: High throughput methods of the genome era produce vast amounts of data in the form of gene lists. These lists are large and difficult to interpret without advanced com...