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174
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TSP
2010
15 years 1 months ago
2010
We derive the entropy rate formula for a complex Gaussian random process by using a widely linear model. The resulting expression is general and applicable to both circular and non...
192
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FGR
2011
IEEE
14 years 10 months ago
2011
IEEE
Abstract— This paper proposes a sparsity driven shape registration method for occluded facial feature localization. Most current shape registration methods search landmark locati...
262
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
In this paper we present Poisson sum series representations for α-stable (αS) random variables and α-stable processes, in particular concentrating on continuous-time autoregres...
208
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
This paper presents a robust unsupervised learning approach for detection of anomalies in patterns of human behavior using multi-modal smart environment sensor data. We model the ...
180
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IAT
2009
IEEE
15 years 10 months ago
2009
IEEE
Variants of the decentralized MDP model focus on problems exhibiting some special structure that makes them easier to solve in practice. Our work is concerned with two main issues...