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» Analysis of Heuristic Synergies
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APN
2001
Springer
15 years 4 months ago
Optimising Enabling Tests and Unfoldings of Algebraic System Nets
Reachability analysis and simulation tools for high-level nets spend a significant amount of the computing time in performing enabling tests, determining the assignments under whi...
Marko Mäkelä
FOCS
2000
IEEE
15 years 4 months ago
On Clusterings - Good, Bad and Spectral
We motivate and develop a natural bicriteria measure for assessing the quality of a clustering that avoids the drawbacks of existing measures. A simple recursive heuristic is shown...
Ravi Kannan, Santosh Vempala, Adrian Vetta
SSIAI
2000
IEEE
15 years 4 months ago
Content Based Retrieval for Remotely Sensed Imagery
We present a framework for content based retrieval (CBR) of remotely sensed imagery. The main focus of our research is the segmentation step in CBR. A bank of gabor filters is use...
Badrinarayan Raghunathan, Scott T. Acton
CAIP
2009
Springer
128views Image Analysis» more  CAIP 2009»
15 years 3 months ago
Significance Tests and Statistical Inequalities for Segmentation by Region Growing on Graph
Bottom-up segmentation methods merge similar neighboring regions according to a decision rule and a merging order. In this paper, we propose a contribution for each of these two po...
Guillaume Née, Stéphanie Jehan-Besso...
JBI
2004
171views Bioinformatics» more  JBI 2004»
15 years 1 months ago
Consensus Clustering and Functional Interpretation of Gene Expression Data
Microarray analysis using clustering algorithms can suffer from lack of inter-method consistency in assigning related gene-expression profiles to clusters. Obtaining a consensus s...
Paul Kellam, Stephen Swift, Allan Tucker, Veronica...