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BMCBI
2011
14 years 3 months ago
A Beta-Mixture Model for Dimensionality Reduction, Sample Classification and Analysis
Background: Patterns of genome-wide methylation vary between tissue types. For example, cancer tissue shows markedly different patterns from those of normal tissue. In this paper ...
Kirsti Laurila, Bodil Oster, Claus L. Andersen, Ph...
BTW
2003
Springer
93views Database» more  BTW 2003»
15 years 4 months ago
Information Integration in a Global Enterprise: Some Experiences from a Financial Services Company
: In most commercial enterprises, information is scattered across a large number of (legacy) data stores. Moreover, it is nearly impossible to obtain funding to replace these data ...
Robert Marti
CVPR
2012
IEEE
13 years 1 months ago
Bag of textons for image segmentation via soft clustering and convex shift
We propose an unsupervised image segmentation method based on texton similarity and mode seeking. The input image is first convolved with a filter-bank, followed by soft cluster...
Zhiding Yu, Ang Li, Oscar C. Au, Chunjing Xu
KDD
2006
ACM
112views Data Mining» more  KDD 2006»
15 years 12 months ago
K-means clustering versus validation measures: a data distribution perspective
K-means is a widely used partitional clustering method. While there are considerable research efforts to characterize the key features of K-means clustering, further investigation...
Hui Xiong, Junjie Wu, Jian Chen
EDBT
2006
ACM
136views Database» more  EDBT 2006»
15 years 11 months ago
Optimizing Monitoring Queries over Distributed Data
Scientific data in the life sciences is distributed over various independent multi-format databases and is constantly expanding. We discuss a scenario where a life science research...
Frank Neven, Dieter Van de Craen