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» Function Optimization with Coevolutionary Algorithms
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TASLP
2002
93views more  TASLP 2002»
15 years 6 months ago
Robust endpoint detection and energy normalization for real-time speech and speaker recognition
When automatic speech recognition (ASR) and speaker verification (SV) are applied in adverse acoustic environments, endpoint detection and energy normalization can be crucial to th...
Qi Li, Jinsong Zheng, A. Tsai, Qiru Zhou
STOC
2002
ACM
112views Algorithms» more  STOC 2002»
16 years 6 months ago
Wait-free consensus with infinite arrivals
A randomized algorithm is given that solves the wait-free consensus problem for a shared-memory model with infinitely many processes. The algorithm is based on a weak shared coin ...
James Aspnes, Gauri Shah, Jatin Shah
STACS
2009
Springer
16 years 1 months ago
Economical Caching
Abstract. We study the management of buffers and storages in environments with unpredictably varying prices in a competitive analysis. In the economical caching problem, there is ...
Matthias Englert, Heiko Röglin, Jacob Spö...
STOC
2009
ACM
163views Algorithms» more  STOC 2009»
16 years 7 months ago
Non-monotone submodular maximization under matroid and knapsack constraints
Submodular function maximization is a central problem in combinatorial optimization, generalizing many important problems including Max Cut in directed/undirected graphs and in hy...
Jon Lee, Vahab S. Mirrokni, Viswanath Nagarajan, M...
CEC
2011
IEEE
14 years 6 months ago
Stochastic Natural Gradient Descent by estimation of empirical covariances
—Stochastic relaxation aims at finding the minimum of a fitness function by identifying a proper sequence of distributions, in a given model, that minimize the expected value o...
Luigi Malagò, Matteo Matteucci, Giovanni Pi...