957 search results - page 161 / 192 » From Margin to Sparsity |
SIGECOM
2008
ACM
13 years 7 months ago
2008
ACM
We examine a model in which multiple buyers with single-unit demand are faced with an infinite sequence of auctions. New buyers arrive on the market probabilistically, and are each...
ISR
2007
13 years 7 months ago
2007
This paper considers a two-stage development problem for information goods with costless quality degradation. In our model, a seller of information goods faces customers that are ...
JACM
2007
13 years 7 months ago
2007
This article provides a new conceptual perspective on survey propagation, which is an iterative algorithm recently introduced by the statistical physics community that is very effe...
JCM
2007
13 years 7 months ago
2007
Abstract— In this paper, we propose and evaluate the performance of new link layer frame transmission techniques for MIMO (multiple input multiple output) wireless systems from a...
TSP
2008
13 years 7 months ago
2008
In this paper, the expectation-maximization (EM) algorithm for Gaussian mixture modeling is improved via three statistical tests. The first test is a multivariate normality criteri...