37 search results - page 6 / 8 » Blind Audiovisual Source Separation using Sparse Representat... |
ICASSP
2010
IEEE
12 years 11 months ago
2010
IEEE
The under-determined blind source separation (BSS) problem is usually solved using the sparse component analysis (SCA) technique. In SCA, the BSS is usually solved in two steps, w...
IJON
2008
13 years 4 months ago
2008
Convolutive mixtures of images are common in photography of semi-reflections. They also occur in microscopy and tomography. Their formation process involves focusing on an object ...
ICA
2004
Springer
13 years 10 months ago
2004
Springer
The acoustic environment poses at least two important challenges. First, animals must localise sound sources using a variety of binaural and monaural cues; and second they must sep...
INTERSPEECH
2010
12 years 11 months ago
2010
A fast speech extraction (FSE) method is presented using convex optimization made possible by pause detection of the speech sources. Sparse unmixing filters are sought by l1 regul...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
In this paper we present a novel approach to describe sound mixtures which is based on a geometric viewpoint. In this approach we extend the idea of a nearest-neighbor representat...