1140 search results - page 23 / 228 » A Novel Ant-Based Clustering Approach for Document Clusterin... |
ICTAI
2008
IEEE
14 years 3 months ago
2008
IEEE
The main challenge of cluster analysis is that the number of clusters or the number of model parameters is seldom known, and it must therefore be determined before clustering. Bay...
ICML
2005
IEEE
14 years 9 months ago
2005
IEEE
We present a novel unsupervised learning scheme that simultaneously clusters variables of several types (e.g., documents, words and authors) based on pairwise interactions between...
ICDM
2009
IEEE
13 years 6 months ago
2009
IEEE
Text classification poses some specific challenges. One such challenge is its high dimensionality where each document (data point) contains only a small subset of them. In this pap...
ICDAR
2011
IEEE
12 years 8 months ago
2011
IEEE
Word searching and indexing in historical document collections is a challenging problem because, characters in these documents are often touching or broken due to degradation/agei...
SDM
2003
SIAM
13 years 10 months ago
2003
SIAM
The problem of finding clusters in data is challenging when clusters are of widely differing sizes, densities and shapes, and when the data contains large amounts of noise and out...