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» On the Estimation of Join Result Sizes
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ICASSP
2010
IEEE
13 years 10 months ago
The effect of lattice pruning on MMIE training
In discriminative training, such as Maximum Mutual Information Estimation (MMIE) training, a word lattice is usually used as a compact representation of many different sentence hy...
Long Qin, Alexander I. Rudnicky
CORR
2010
Springer
188views Education» more  CORR 2010»
13 years 10 months ago
A unified framework for high-dimensional analysis of $M$-estimators with decomposable regularizers
High-dimensional statistical inference deals with models in which the the number of parameters p is comparable to or larger than the sample size n. Since it is usually impossible ...
Sahand Negahban, Pradeep Ravikumar, Martin J. Wain...
CORR
2006
Springer
104views Education» more  CORR 2006»
13 years 10 months ago
Loop corrections for approximate inference
We propose a method to improve approximate inference methods by correcting for the influence of loops in the graphical model. The method is a generalization and alternative implem...
Joris M. Mooij, Bert Kappen
SIAMAM
2008
78views more  SIAMAM 2008»
13 years 10 months ago
Fingering from Ionization Fronts in Plasmas
Abstract. In this paper we describe the formation of fingers from ionization fronts for a hydrodynamic plasma model. The fingers result from a balance between the destabilizing eff...
Manuel Arrayás, Santiago Betelú, Mar...
TIT
2002
64views more  TIT 2002»
13 years 10 months ago
Performance of blind and group-blind multiuser detectors
Abstract--In blind and group-blind multiuser detection, different detectors can be designed using either the sample data covariance matrix directly or its eigencomponents. Due to f...
Anders Høst-Madsen, Xiaodong Wang