239 search results - page 30 / 48 » Document clustering using nonnegative matrix factorization |
CIKM
2008
Springer
13 years 10 months ago
2008
Springer
We present a framework for automatically summarizing social group activity over time. The problem is important in understanding large scale online social networks, which have dive...
ICASSP
2011
IEEE
13 years 12 days ago
2011
IEEE
We present a novel and unique combination of algorithms to detect the gender of the leading vocalist in recorded popular music. Building on our previous successful approach that e...
PAKDD
2007
ACM
14 years 2 months ago
2007
ACM
This work presents a kernel method for clustering the nodes of a weighted, undirected, graph. The algorithm is based on a two-step procedure. First, the sigmoid commute-time kernel...
ESANN
2007
13 years 10 months ago
2007
We study dimensionality reduction or feature selection in text document categorization problem. We focus on the first step in building text categorization systems, that is the cho...
ICASSP
2011
IEEE
13 years 12 days ago
2011
IEEE
The K-means clustering problem seeks to partition the columns of a data matrix in subsets, such that columns in the same subset are ‘close’ to each other. The co-clustering pr...