172 search results - page 4 / 35 » An efficient first-order method for l1 compression of images |
TIP
1998
13 years 5 months ago
1998
This paper examines the relationship between wavelet-based image processing algorithms and variational problems. Algorithms are derived as exact or approximate minimizers of varia...
JSCIC
2010
13 years 16 days ago
2010
Variational models for image segmentation have many applications, but can be slow to compute. Recently, globally convex segmentation models have been introduced which are very rel...
ICIP
2007
IEEE
14 years 7 months ago
2007
IEEE
Compressed sensing or compressive sampling (CS) has been receiving a lot of interest as a promising method for signal recovery and sampling. CS problems can be cast as convex prob...
TCSV
2002
13 years 5 months ago
2002
An efficient compression scheme for color-quantized images based on progressive coding of color information has been developed. Instead of sorting color indexes into a linear list ...
EUROMICRO
2000
IEEE
13 years 10 months ago
2000
IEEE
This paper suggests a novel image compression scheme, using the discrete wavelet transformation (DWT) and the fuzzy c-means clustering technique. The goal is to achieve higher com...