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ICASSP
2011
IEEE
14 years 10 months ago
Lorentzian based iterative hard thresholding for compressed sensing
In this paper we propose a robust iterative hard thresolding (IHT) algorithm for reconstructing sparse signals in the presence of impulsive noise. To address this problem, we use ...
Rafael E. Carrillo, Kenneth E. Barner
ICASSP
2011
IEEE
14 years 10 months ago
Zero-forcing and MMSE filters design on the 2-sphere
We design a zero-forcing filter and a minimum mean square error (MMSE) filter on the 2-sphere by a spherical harmonic multiplication operator. Compared with the traditional opti...
Liying Wei, Rodney A. Kennedy
ICASSP
2011
IEEE
14 years 10 months ago
An adaptive time-frequency resolution approach for Non-negative Matrix Factorization based single channel sound source separatio
In this paper, we propose an adaptive time-frequency resolution approach for the single channel source separation problem. The aim is to improve the quality and intelligibility of...
Serap Kirbiz, Paris Smaragdis
VIP
2003
15 years 8 months ago
Survey of Sports Video Analysis: Research Issues and Applications
Video processing has found many applications in sports such as slow motion replay, pattern analysis, statistics collection, video archiving, etc. This paper reviews current resear...
Jenny R. Wang, Nandan Parameswaran
ICIP
1999
IEEE
15 years 11 months ago
Motion Segmentation with Level Sets
Segmentation of motion in an image sequence is one of the most challenging problems in image processing, while at the same time one that finds numerous applications. To date, a wea...
Abdol-Reza Mansouri, Janusz Konrad