378 search results - page 24 / 76 » An objective evaluation criterion for clustering |
SDM
2008
SIAM
13 years 9 months ago
2008
SIAM
In this paper, we propose an efficient and effective method to find arbitrarily oriented subspace clusters by mapping the data space to a parameter space defining the set of possi...
SADM
2008
13 years 7 months ago
2008
: In this article, we propose an efficient and effective method for finding arbitrarily oriented subspace clusters by mapping the data space to a parameter space defining the set o...
GIS
2007
ACM
14 years 1 months ago
2007
ACM
As technology advances we encounter more available data on moving objects, thus increasing our ability to mine spatiotemporal data. We can use this data for learning moving object...
FLAIRS
2007
13 years 10 months ago
2007
In this paper, we focus on the ontological concept extraction and evaluation process from HTML documents. In order to improve this process, we propose an unsupervised hierarchical...
CEC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— For solving multimodal problems by means of evolutionary algorithms, one often resorts to multistarts or niching methods. The latter approach the question: ‘What is e...