166 search results - page 8 / 34 » On Learning Mixtures of Heavy-Tailed Distributions |
ICMLA
2010
13 years 6 months ago
2010
Abstract-- Policy Gradients with Parameter-based Exploration (PGPE) is a novel model-free reinforcement learning method that alleviates the problem of high-variance gradient estima...
CRV
2009
IEEE
14 years 3 months ago
2009
IEEE
In this paper we argue that gestures based on nonaccidental motion features can be reliably detected amongst unconstrained background motion. Specifically, we demonstrate that hu...
ICDM
2007
IEEE
14 years 2 months ago
2007
IEEE
Probabilistic latent semantic indexing (PLSI) represents documents of a collection as mixture proportions of latent topics, which are learned from the collection by an expectation...
CVPR
2012
IEEE
11 years 11 months ago
2012
IEEE
This paper addresses recognition of human activities with stochastic structure, characterized by variable spacetime arrangements of primitive actions, and conducted by a variable ...
SIGIR
2005
ACM
14 years 2 months ago
2005
ACM
Informal communication (e-mail, bulletin boards) poses a difficult learning environment because traditional grammatical and lexical information are noisy. Other information is nec...