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» Some Notes on Models and Modelling
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ICIP
2009
IEEE
15 years 2 months ago
An attention model for extracting components that merit identification
Cognitive systems are trained to recognise perceptually meaningful parts of an image. These regions contain some variation, i.e. local texture, and are roughly convex. We call suc...
Mohammad Jahangiri, Maria Petrou
138
Voted
IJACTAICIT
2010
146views more  IJACTAICIT 2010»
15 years 2 months ago
Modeling and Simulation of a Pervasive Multimodal Multimedia Computing System for Visually-Impaired Users
Using multimodality in a computing system is advantageous in the sense that it makes computing more accessible to a wide range of users including those with impairments. Our work ...
Ali Awde, Moeiz Miraoui, Chakib Tadj, Yacine Belli...
JMLR
2011
125views more  JMLR 2011»
15 years 10 hour ago
Approximate Marginals in Latent Gaussian Models
We consider the problem of improving the Gaussian approximate posterior marginals computed by expectation propagation and the Laplace method in latent Gaussian models and propose ...
Botond Cseke, Tom Heskes
TSP
2011
151views more  TSP 2011»
14 years 12 months ago
Stochastic Models for Sparse and Piecewise-Smooth Signals
Abstract—We introduce an extended family of continuous-domain stochastic models for sparse, piecewise-smooth signals. These are specified as solutions of stochastic differential...
Michael Unser, Pouya Dehghani Tafti
INTERSPEECH
2010
14 years 12 months ago
Bayesian speaker recognition using Gaussian mixture model and laplace approximation
This paper presents a Bayesian approach for Gaussian mixture model (GMM)-based speaker identification. Some approaches evaluate the speaker score of a test speech utterance using ...
Shih-Sian Cheng, I-Fan Chen, Hsin-Min Wang