1 code implementation • 9 Dec 2014 • Jerome Bobin, Jeremy Rapin, Anthony Larue, Jean-Luc Starck
Blind source separation (BSS) is a very popular technique to analyze multichannel data.
1 code implementation • 29 Jul 2014 • Jérémy Rapin, Jérôme Bobin, Anthony Larue, Jean-Luc Starck
In this article, we show how a sparse NMF algorithm coined non-negative generalized morphological component analysis (nGMCA) can be extended to impose non-negativity in the direct domain along with sparsity in a transformed domain, with both analysis and synthesis formulations.
1 code implementation • 26 Aug 2013 • Jérémy Rapin, Jérôme Bobin, Anthony Larue, Jean-Luc Starck
In this context, it is fundamental that the sources to be estimated present some diversity in order to be efficiently retrieved.