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» On the Complexity of Error Explanation
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CORR
2008
Springer
118views Education» more  CORR 2008»
15 years 6 months ago
Descent methods for Nonnegative Matrix Factorization
In this paper, we present several descent methods that can be applied to nonnegative matrix factorization and we analyze a recently developped fast block coordinate method. We als...
Ngoc-Diep Ho, Paul Van Dooren, Vincent D. Blondel
CORR
2008
Springer
107views Education» more  CORR 2008»
15 years 6 months ago
On Termination for Faulty Channel Machines
A channel machine consists of a finite controller together with several fifo channels; the controller can read messages from the head of a channel and write messages to the tail of...
Patricia Bouyer, Nicolas Markey, Joël Ouaknin...
IVC
2006
120views more  IVC 2006»
15 years 6 months ago
Facial pose from 3D data
The distribution of the apparent 3D shape of human faces across the view-sphere is complex, owing to factors such as variations in identity, facial expression, minor occlusions an...
Ajit Rajwade, Martin D. Levine
JPDC
2008
135views more  JPDC 2008»
15 years 6 months ago
Parallel block tridiagonalization of real symmetric matrices
Two parallel block tridiagonalization algorithms and implementations for dense real symmetric matrices are presented. Block tridiagonalization is a critical pre-processing step for...
Yihua Bai, Robert C. Ward
JSC
2008
162views more  JSC 2008»
15 years 6 months ago
Approximate factorization of multivariate polynomials using singular value decomposition
We describe the design, implementation and experimental evaluation of new algorithms for computing the approximate factorization of multivariate polynomials with complex coefficie...
Erich Kaltofen, John P. May, Zhengfeng Yang, Lihon...