Sciweavers

2030 search results - page 156 / 406
» Estimation of Chaotic Probabilities
Sort
View
KDD
2009
ACM
191views Data Mining» more  KDD 2009»
14 years 11 months ago
Scalable pseudo-likelihood estimation in hybrid random fields
Learning probabilistic graphical models from high-dimensional datasets is a computationally challenging task. In many interesting applications, the domain dimensionality is such a...
Antonino Freno, Edmondo Trentin, Marco Gori
ICIP
2005
IEEE
14 years 12 months ago
Approximations of posterior distributions in blind deconvolution using variational methods
In this paper the blind deconvolution problem is formulated using the variational framework. With its use approximations of the involved probability distributions are developed re...
Javier Mateos, Rafael Molina, Aggelos K. Katsaggel...
CIVR
2007
Springer
160views Image Analysis» more  CIVR 2007»
14 years 4 months ago
Automatic image annotation by an iterative approach: incorporating keyword correlations and region matching
Automatic image annotation automatically labels image content with semantic keywords. For instance, the Relevance Model estimates the joint probability of the keyword and the imag...
Xiangdong Zhou, Mei Wang, Qi Zhang, Junqi Zhang, B...
HICSS
2005
IEEE
147views Biometrics» more  HICSS 2005»
14 years 3 months ago
Branching Process Models for the Exponentially Increasing Portions of Cascading Failure Blackouts
We introduce branching process models in discrete and continuous time for the exponentially increasing phase of cascading blackouts. Cumulative line trips from real blackout data ...
Ian Dobson, Benjamin A. Carreras, David E. Newman
ICMB
2005
IEEE
155views Business» more  ICMB 2005»
14 years 3 months ago
Impacts and Cost of Faults on Services in Cellular Networks
In this paper faults are processed and models of faults in telecommunications networks are proposed in relation to services and revenues. The probability of faults occurring is es...
Okuthe P. Kogeda, Johnson I. Agbinya, Christian W....