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IGPL
2006
87views more  IGPL 2006»
15 years 4 months ago
Satisfiability Decay along Conjunctions of Pseudo-Random Clauses
Abstract. k-SAT is a fundamental constraint satisfaction problem. It involves S(m), the satisfaction set of the conjunction of m clauses, each clause a disjunction of k literals. T...
Eli Shamir
CORR
2007
Springer
105views Education» more  CORR 2007»
15 years 4 months ago
The source coding game with a cheating switcher
Motivated by the lossy compression of an active-vision video stream, we consider the problem of finding the rate-distortion function of an arbitrarily varying source (AVS) compos...
Hari Palaiyanur, Cheng Chang, Anant Sahai
JCS
2008
93views more  JCS 2008»
15 years 4 months ago
On the Bayes risk in information-hiding protocols
Randomized protocols for hiding private information can be regarded as noisy channels in the information-theoretic sense, and the inference of the concealed information can be reg...
Konstantinos Chatzikokolakis, Catuscia Palamidessi...
CORR
2007
Springer
167views Education» more  CORR 2007»
15 years 4 months ago
Optimal Solutions for Sparse Principal Component Analysis
Given a sample covariance matrix, we examine the problem of maximizing the variance explained by a linear combination of the input variables while constraining the number of nonze...
Alexandre d'Aspremont, Francis R. Bach, Laurent El...
JIIS
2008
89views more  JIIS 2008»
15 years 4 months ago
A note on phase transitions and computational pitfalls of learning from sequences
An ever greater range of applications call for learning from sequences. Grammar induction is one prominent tool for sequence learning, it is therefore important to know its proper...
Antoine Cornuéjols, Michèle Sebag