ICASSP
2011
IEEE
13 years 9 months ago
2011
IEEE
This paper concerns the reconstruction of a temporally-varying scene from a video sequence of noisy linear projections. Assuming that each video frame is sparse or compressible in...
ICIP
2010
IEEE
14 years 4 months ago
2010
IEEE
The 2- 1 compressed sensing minimization problem can be solved efficiently by gradient projection. In imaging applications, the signal of interest corresponds to nonnegative pixel...
IJON
2008
14 years 6 months ago
2008
Nonnegative Matrix Factorization (NMF) solves the following problem: find such nonnegative matrices A RI