422 search results - page 59 / 85 » Effective image compression using evolved wavelets |
ICPR
2008
IEEE
14 years 9 months ago
2008
IEEE
Double JPEG compression detection is of significance in digital forensics. We propose an effective machine learning based scheme to distinguish between double and single JPEG comp...
ICIP
2007
IEEE
14 years 2 months ago
2007
IEEE
— We examine metrics to predict the visibility of packet losses in MPEG-2 and H.264 compressed video. We use subjective data that has a wide range of parameters, including differ...
JRTIP
2008
13 years 7 months ago
2008
Abstract In an effort to achieve lower bandwidth requirements, video compression algorithms have become increasingly complex. Consequently, the deployment of these algorithms on Fi...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
In this paper, a new directionally adaptive, learning based, single image super resolution method using multiple direction wavelet transform, called Directionlets is presented. Th...
ICIP
2005
IEEE
14 years 9 months ago
2005
IEEE
The appearance of a face image is severely affected by illumination conditions that hinder the automatic face recognition process. To recognize faces under varying illuminations, ...