3 search results - page 1 / 1 » Cryptanalysis of an Image Scrambling Scheme Without Bandwidt... |
TCSV
2008
13 years 4 months ago
2008
Recently, a novel image scrambling (i.e., encryption) scheme without bandwidth expansion was proposed based on two-dimensional (2-D) discrete prolate spheroidal sequences (DPSS). ...
PAMI
2006
13 years 4 months ago
2006
This paper addresses the problem of rotation estimation directly from images defined on the sphere and without correspondence. The method is particularly useful for the alignment ...
TOG
2008
13 years 4 months ago
2008
We reduce transmission bandwidth and memory space for images by factoring their repeated content. A transform map and a condensed epitome are created such that all image blocks ca...