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ICPR
2008
IEEE
15 years 10 months ago
Incremental clustering via nonnegative matrix factorization
Nonnegative matrix factorization (NMF) has been shown to be an efficient clustering tool. However, NMF`s batch nature necessitates recomputation of whole basis set for new samples...
Serhat Selcuk Bucak, Bilge Günsel
ICST
2008
IEEE
15 years 10 months ago
Distributed In Vivo Testing of Software Applications
The in vivo software testing methodology focuses on testing live applications by executing unit tests throughout the lifecycle, including after deployment. The motivation is that ...
Matt Chu, Christian Murphy, Gail E. Kaiser
ISCA
2008
IEEE
89views Hardware» more  ISCA 2008»
15 years 10 months ago
Variation-Aware Application Scheduling and Power Management for Chip Multiprocessors
Within-die process variation causes individual cores in a Chip Multiprocessor (CMP) to differ substantially in both static power consumed and maximum frequency supported. In this ...
Radu Teodorescu, Josep Torrellas
ISCAS
2008
IEEE
106views Hardware» more  ISCAS 2008»
15 years 10 months ago
Hilbert transformers with a piecewise-polynomial-sinusoidal impulse response
— Hilbert transformers are one of the very important special classes of finite impulse response (FIR) filters used in signal processing applications. A method is presented to s...
Raija Lehto, Tapio Saramäki, Olli Vainio
ISCAS
2008
IEEE
145views Hardware» more  ISCAS 2008»
15 years 10 months ago
Group learning using contrast NMF : Application to functional and structural MRI of schizophrenia
— Non-negative Matrix factorization (NMF) has increasingly been used as a tool in signal processing in the last couple of years. NMF, like independent component analysis (ICA) is...
Vamsi K. Potluru, Vince D. Calhoun