32 search results - page 2 / 7 » A Comparative Study of Two Density-Based Spatial Clustering ... |
KDD
2002
ACM
14 years 5 months ago
2002
ACM
This paper studies the problem of categorical data clustering, especially for transactional data characterized by high dimensionality and large volume. Starting from a heuristic m...
BMCBI
2008
13 years 4 months ago
2008
Background: Data clustering is a powerful technique for identifying data with similar characteristics, such as genes with similar expression patterns. However, not all implementat...
PAKDD
2009
ACM
14 years 1 months ago
2009
ACM
Detecting changes in spatial datasets is important for many fields. In this paper, we introduce a methodology for change analysis in spatial datasets that combines contouring algor...
BMCBI
2010
13 years 4 months ago
2010
Background: Visualization of DNA microarray data in two or three dimensional spaces is an important exploratory analysis step in order to detect quality issues or to generate new ...
KAIS
2006
13 years 4 months ago
2006
Clustering has been one of the most widely studied topics in data mining and k-means clustering has been one of the popular clustering algorithms. K-means requires several passes ...