34 search results - page 1 / 7 » A New Alternating Minimization Algorithm for Total Variation... |
SIAMIS
2008
13 years 4 months ago
2008
We propose, analyze and test an alternating minimization algorithm for recovering images from blurry and noisy observations with total variation (TV) regularization. This algorith...
ICIP
2010
IEEE
13 years 2 months ago
2010
IEEE
This paper describes an optimization framework for reconstructing nonnegative image intensities from linear projections contaminated with Poisson noise. Such Poisson inverse probl...
SIGPRO
2002
13 years 4 months ago
2002
This paper describes newly invented multiscale transforms known under the name of the ridgelet [6] and the curvelet transforms [9, 8]. These systems combine ideas of multiscale an...
TMI
2010
13 years 2 months ago
2010
—We show that electrical impedance tomography (EIT) image reconstruction algorithms with regularization based on the Total Variation (TV) functional are suitable for in vivo imag...
CVPR
2008
IEEE
14 years 6 months ago
2008
IEEE
Compressed sensing, an emerging multidisciplinary field involving mathematics, probability, optimization, and signal processing, focuses on reconstructing an unknown signal from a...