150 search results - page 8 / 30 » Wavelet based watermarking method for digital images using t... |
IH
2009
Springer
14 years 2 months ago
2009
Springer
Image splicing detection has been considered as one of the most challenging problems in passive image authentication. In this paper, we propose an automatic detection framework to ...
JEI
2010
13 years 6 months ago
2010
Abstract. We present an innovative approach to the objective quality evaluation that could be computed using the mean difference between the original and tested images in different...
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
We describe approximate digital implementations of two new mathematical transforms, namely, the ridgelet transform [3] and the curvelet transform [7, 6]. Our implementations offer...
INFORMATICALT
2007
13 years 7 months ago
2007
This paper proposes a reversible data hiding method for error diffused halftone images. It employs statistics feature of pixel block patterns to embed data, and utilizes the HVS ch...
Lab
The Digital Systems and Media Computing Laboratory (DSMC Lab) was established in the end of 2002 and is located in Patras, Greece. DSMC operates under the School of Sciences and Te...