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CORR
2008
Springer
118views Education» more  CORR 2008»
13 years 10 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
162views Education» more  CORR 2008»
13 years 10 months ago
Accelerating Scientific Computations with Mixed Precision Algorithms
On modern architectures, the performance of 32-bit operations is often at least twice as fast as the performance of 64-bit operations. By using a combination of 32-bit and 64-bit ...
Marc Baboulin, Alfredo Buttari, Jack Dongarra, Jak...
KI
2008
Springer
13 years 10 months ago
On-Line Detection of Rule Violations in Table Soccer
In table soccer, humans can not always thoroughly observe fast actions like rod spins and kicks. However, this is necessary in order to detect rule violations for example for tourn...
Armin Hornung, Dapeng Zhang 0002
NCA
2008
IEEE
13 years 10 months ago
Improved transmission of vector quantized data over noisy channels
The conventional channel-optimized vector quantization (COVQ) is very powerful in the protection of vector quantization (VQ) data over noisy channels. However, it suffers from the ...
Chi-Sing Leung, John Sum, Herbert Chan
PERVASIVE
2008
Springer
13 years 10 months ago
Rapid Prototyping of Activity Recognition Applications
The Context Recognition Network (CRN) Toolbox permits fast implementation of activity and context recognition systems. It utilizes parameterizable and reusable software components...
David Bannach, Oliver Amft, Paul Lukowicz