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CORR
2010
Springer
200views Education» more  CORR 2010»
15 years 6 months ago
A Multilevel Approach For Nonnegative Matrix Factorization
Nonnegative Matrix Factorization (NMF) is the problem of approximating a nonnegative matrix with the product of two low-rank nonnegative matrices and has been shown to be particul...
Nicolas Gillis, François Glineur
DKE
2008
103views more  DKE 2008»
15 years 6 months ago
The XML Tree Model - toward an XML conceptual schema reversed from XML Schema Definition
XML Schema Definition (XSD) is the logical schemas of an XML model, but there is no standard format for the conceptual schema of an XML model. Therefore, we propose an XML Tree Mo...
Joseph Fong, San Kuen Cheung, Herbert Shiu
TIP
2008
139views more  TIP 2008»
15 years 6 months ago
Parameter Estimation in TV Image Restoration Using Variational Distribution Approximation
In this paper, we propose novel algorithms for total variation (TV) based image restoration and parameter estimation utilizing variational distribution approximations. Within the h...
S. Derin Babacan, Rafael Molina, Aggelos K. Katsag...
VC
2008
117views more  VC 2008»
15 years 6 months ago
Adjacency-based culling for continuous collision detection
We present an efficient approach to reduce the number of elementary tests for continuous collision detection between rigid and deformable models. Our algorithm exploits the connect...
Min Tang, Sung-Eui Yoon, Dinesh Manocha
CGF
1999
79views more  CGF 1999»
15 years 6 months ago
Stochastic Iteration for Non-diffuse Global Illumination
This paper presents a single-pass, view-dependent method to solve the rendering equation, using a stochastic iterational scheme where the transport operator is selected randomly i...
László Szirmay-Kalos