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» Conditional Linear Planning
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148
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AI
2011
Springer
14 years 7 months ago
Exploiting Conversational Features to Detect High-Quality Blog Comments
Abstract. In this work, we present a method for classifying the quality of blog comments using Linear-Chain Conditional Random Fields (CRFs). This approach is found to yield high a...
Nicholas FitzGerald, Giuseppe Carenini, Gabriel Mu...
140
Voted
NIPS
2003
15 years 5 months ago
On the Concentration of Expectation and Approximate Inference in Layered Networks
We present an analysis of concentration-of-expectation phenomena in layered Bayesian networks that use generalized linear models as the local conditional probabilities. This frame...
XuanLong Nguyen, Michael I. Jordan
CORR
2010
Springer
89views Education» more  CORR 2010»
15 years 4 months ago
The SIMO Pre-Log Can Be Larger Than the SISO Pre-Log
Abstract--We establish a lower bound on the noncoherent capacity pre-log of a temporally correlated Rayleigh block-fading single-input multiple-output (SIMO) channel. Surprisingly,...
Veniamin I. Morgenshtern, Giuseppe Durisi, Helmut ...
SIAMMA
2010
62views more  SIAMMA 2010»
14 years 10 months ago
Transmission Eigenvalues for Operators with Constant Coefficients
In this paper we study the interior transmission problem and transmission eigenvalues for multiplicative perturbations of linear partial differential operator of order 2 with cons...
Michael Hitrik, Katsiaryna Krupchyk, Petri Ola, La...
122
Voted
SIGMOD
2003
ACM
105views Database» more  SIGMOD 2003»
16 years 4 months ago
Factorizing Complex Predicates in Queries to Exploit Indexes
Decision-support applications generate queries with complex predicates. We show how the factorization of complex query expressions exposes significant opportunities for exploiting...
Surajit Chaudhuri, Prasanna Ganesan, Sunita Sarawa...