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NIPS
2004
15 years 5 months ago
Hierarchical Clustering of a Mixture Model
In this paper we propose an efficient algorithm for reducing a large mixture of Gaussians into a smaller mixture while still preserving the component structure of the original mod...
Jacob Goldberger, Sam T. Roweis
TCC
2004
Springer
164views Cryptology» more  TCC 2004»
15 years 9 months ago
Hierarchical Threshold Secret Sharing
We consider the problem of threshold secret sharing in groups with hierarchical structure. In such settings, the secret is shared among a group of participants that is partitioned ...
Tamir Tassa
AIIA
2007
Springer
15 years 10 months ago
A Hierarchical Clustering Procedure for Semantically Annotated Resources
Abstract. A clustering method is presented which can be applied to relational knowledge bases. It can be used to discover interesting groupings of resources through their (semantic...
Nicola Fanizzi, Claudia d'Amato, Floriana Esposito
CN
2007
172views more  CN 2007»
15 years 4 months ago
Threshold cryptography in P2P and MANETs: The case of access control
Ad hoc groups, such as peer-to-peer (P2P) systems and mobile ad hoc networks (MANETs) represent recent technological advancements. They support low-cost, scalable and fault-tolera...
Nitesh Saxena, Gene Tsudik, Jeong Hyun Yi

Book
412views
17 years 3 months ago
Algorithms for Clustering Data
"Cluster analysis is an important technique in the rapidly growing field known as exploratory data analysis and is being applied in a variety of engineering and scientific dis...
A. K. Jain, R. C. Dubes