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IM
2007
13 years 9 months ago
Cluster Generation and Labeling for Web Snippets: A Fast, Accurate Hierarchical Solution
This paper describes Armil, a meta-search engine that groups the web snippets returned by auxiliary search engines into disjoint labeled clusters. The cluster labels generated by A...
Filippo Geraci, Marco Pellegrini, Marco Maggini, F...
CORR
2008
Springer
88views Education» more  CORR 2008»
13 years 10 months ago
Coding Strategies for Noise-free Relay Cascades with Half-Duplex Constraint
Abstract--Two types of noise-free relay cascades are investigated. Networks where a source communicates with a distant receiver via a cascade of half-duplex constrained relays, and...
Tobias Lutz, Christoph Hausl, Ralf Koetter
AACC
2004
Springer
14 years 3 months ago
Using Document Dimensions for Enhanced Information Retrieval
Conventional document search techniques are constrained by attempting to match individual keywords or phrases to source documents. Thus, these techniques miss out documents that co...
Thimal Jayasooriya, Suresh Manandhar
JMLR
2002
73views more  JMLR 2002»
13 years 9 months ago
Variational Learning of Clusters of Undercomplete Nonsymmetric Independent Components
We apply a variational method to automatically determine the number of mixtures of independent components in high-dimensional datasets, in which the sources may be nonsymmetricall...
Kwokleung Chan, Te-Won Lee, Terrence J. Sejnowski
AAAI
1996
13 years 11 months ago
Trajectory Constraints in Qualitative Simulation
We present a method for specifying temporal constraints on trajectories of dynamical systems and enforcing them during qualitative simulation. This capability can be used to focus...
Giorgio Brajnik, Daniel J. Clancy