62 search results - page 13 / 13 » Blur-Aware Image Downsampling |
MMSEC
2004
ACM
13 years 10 months ago
2004
ACM
In this paper, we introduce a new approach to passive-warden steganography in which the sender embeds the secret message into a certain subset of the cover object without having t...
ICCV
2011
IEEE
12 years 4 months ago
2011
IEEE
This paper proposes a novel sparse representation model called centralized sparse representation (CSR) for image restoration tasks. In order for faithful image reconstruction, it ...