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ICASSP
2011
IEEE
12 years 11 months ago
Nonstationary and temporally correlated source separation using Gaussian process
Blind source separation (BSS) is a process to reconstruct source signals from the mixed signals. The standard BSS methods assume a fixed set of stationary source signals with the ...
Hsin-Lung Hsieh, Jen-Tzung Chien
ICCV
1999
IEEE
14 years 9 months ago
Independent Component Analysis of Textures
The technique of independent component analysis (ICA) is applied for texture feature detection. In ICA an optimal transformation (with respect to the statistical structure of the i...
Roberto Manduchi, Javier Portilla
ICASSP
2010
IEEE
13 years 5 months ago
Energy-based multi-speaker voice activity detection with an ad hoc microphone array
In this paper, we propose an energy-based technique to track the power of multiple simultaneous speakers using an ad hoc microphone array with unknown microphone positions. By con...
Alexander Bertrand, Marc Moonen
ICIP
2008
IEEE
14 years 9 months ago
Blind forensics of contrast enhancement in digital images
Digital images have seen increased use in applications where their authenticity is of prime importance. This proves to be problematic due to the widespread availability of digital...
Matthew Stamm, K. J. Ray Liu
ICMCS
2008
IEEE
174views Multimedia» more  ICMCS 2008»
14 years 1 months ago
Blind motion-compensated video watermarking
The temporal correlation between adjacent video frames poses a severe challenges for video watermarking applications. Motioncoherent watermarking has been recognized as a strategy...
Peter Meerwald, Andreas Uhl