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AAAI
2010
14 years 11 months ago
Exact Algorithms and Experiments for Hierarchical Tree Clustering
Sepp Hartung, Jiong Guo, Christian Komusiewicz, Ro...
62
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ICMCS
2006
IEEE
142views Multimedia» more  ICMCS 2006»
15 years 3 months ago
FEMA: A Fast Expectation Maximization Algorithm based on Grid and PCA
EM algorithm is an important unsupervised clustering algorithm, but the algorithm has several limitations. In this paper, we propose a fast EM algorithm (FEMA) to address the limi...
Zhiwen Yu, Hau-San Wong
GECCO
2009
Springer
143views Optimization» more  GECCO 2009»
15 years 4 months ago
Exploiting hierarchical clustering for finding bounded diameter minimum spanning trees on euclidean instances
The bounded diameter minimum spanning tree problem is an NP-hard combinatorial optimization problem arising, for example, in network design when quality of service is of concern. ...
Martin Gruber, Günther R. Raidl
IPPS
2008
IEEE
15 years 4 months ago
Junction tree decomposition for parallel exact inference
We present a junction tree decomposition based algorithm for parallel exact inference. This is a novel parallel exact inference method for evidence propagation in an arbitrary jun...
Yinglong Xia, Viktor K. Prasanna
SBACPAD
2006
IEEE
148views Hardware» more  SBACPAD 2006»
15 years 3 months ago
Scalable Parallel Implementation of Bayesian Network to Junction Tree Conversion for Exact Inference
We present a scalable parallel implementation for converting a Bayesian network to a junction tree, which can then be used for a complete parallel implementation for exact inferen...
Vasanth Krishna Namasivayam, Animesh Pathak, Vikto...