83 search results - page 13 / 17 » An Improved Algorithm of Digital Watermarking Based on Wavel... |
MMSEC
2006
ACM
14 years 1 months ago
2006
ACM
We present an efficient JPEG2000-based image authentication scheme, which is robust to JPEG compression and other allowed signal processing operations. Positive wavelet-based wate...
PRL
2002
13 years 7 months ago
2002
This paper proposes a wavelet based edge detection scheme by scale multiplication. The dyadic wavelet transforms at two adjacent scales are multiplied as a product function to mag...
TSMC
2010
13 years 2 months ago
2010
Feature-based image watermarking schemes, which aim to survive various geometric distortions, have attracted great attention in recent years. Existing schemes have shown robustness...
DCC
2005
IEEE
14 years 7 months ago
2005
IEEE
ct A very fast, low complexity algorithm for resolution scalable and random access decoding is presented. The algorithm is based on AGP (Alphabet and Group Partitioning) [1], where...
ICMCS
2005
IEEE
14 years 1 months ago
2005
IEEE
Typically, high-resolution remote sensing (HRRS) images contain a high level noise as well as possess different texture scales. As a result, existing image segmentation approaches...