156 search results - page 14 / 32 » Total variation super resolution using a variational approac... |
ICPR
2004
IEEE
15 years 2 hour ago
2004
IEEE
Domains in which shapes of objects change rapidly and significantly are a challenge for existing representation techniques: sport is a good example of this. We present a texture-b...
ECCV
2008
Springer
15 years 24 days ago
2008
Springer
This article proposes a new framework to regularize linear inverse problems using the total variation on non-local graphs. This nonlocal graph allows to adapt the penalization to t...
ICIP
2009
IEEE
13 years 8 months ago
2009
IEEE
In this paper a novel direction adaptive super-resolution (SR) image reconstruction method is proposed. The proposed maximum a-posteriori (MAP) based estimator uses gradient direc...
BMCBI
2004
13 years 10 months ago
2004
Background: A key step in the analysis of microarray expression profiling data is the identification of genes that display statistically significant changes in expression signals ...
ICIP
2004
IEEE
15 years 15 days ago
2004
IEEE
Pixels in hyperspectral images usually contain spectra from several classifiable objects, so that the recorded pixel is a mixture of the classes. Current methods estimate the prop...