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» Computation with imprecise probabilities
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ICASSP
2009
IEEE
15 years 7 months ago
Geometrical interpretation and improvements of the Blahut-Arimoto's algorithm
The paper first recalls the Blahut Arimoto algorithm for computing the capacity of arbitrary discrete memoryless channels, as an example of an iterative algorithm working with pro...
Ziad Naja, Florence Alberge, Pierre Duhamel
EUROGP
2008
Springer
105views Optimization» more  EUROGP 2008»
15 years 5 months ago
A Linear Estimation-of-Distribution GP System
We present N-gram GP, an estimation of distribution algorithm for the evolution of linear computer programs. The algorithm learns and samples the joint probability distribution of...
Riccardo Poli, Nicholas Freitag McPhee
159
Voted
UAI
2001
15 years 5 months ago
Markov Chain Monte Carlo using Tree-Based Priors on Model Structure
We present a general framework for defining priors on model structure and sampling from the posterior using the Metropolis-Hastings algorithm. The key ideas are that structure pri...
Nicos Angelopoulos, James Cussens
122
Voted
IMAGING
2000
15 years 5 months ago
Shadow Identification using Colour Ratios
In this paper we present a comprehensive method for identifying probable shadow regions in an image. Doing so is relevant to computer vision, colour constancy, and image reproduct...
Kobus Barnard, Graham D. Finlayson
TWC
2008
95views more  TWC 2008»
15 years 3 months ago
The Impact of Channel Randomness on Coverage and Connectivity of Ad Hoc and Sensor Networks
Abstract-- In this paper, we first present an analytical procedure for the computation of the node isolation probability and coverage in an ad hoc network in the presence of channe...
Daniele Miorandi