11 search results - page 2 / 3 » ih 1999 |
IH
1999
Springer
13 years 9 months ago
1999
Springer
Abstract. This paper presents two main results. The first is a new approach to steganography in which data is encoded in correlations among the pixels in an image. Almost all prev...
IH
1999
Springer
13 years 9 months ago
1999
Springer
Many techniques for watermarking of digital images have appeared in numerous publications. Most of these techniques are sensitive to cropping and or a ne distortions e.g., rotatio...
IH
1999
Springer
13 years 9 months ago
1999
Springer
Abstract. Traditionally, cryptographic protocols are described as a sequence of steps, in each of which one principal sends a message to another. It is assumed that the fundamental...
IH
1999
Springer
13 years 9 months ago
1999
Springer
This paper summarizes considerations and rationales for the design of a watermark detector. In particular, we relate watermark detection to the problem of signal detection in the p...
IH
1999
Springer
13 years 9 months ago
1999
Springer
This paper presents a new stochastic approach which can be applied with di erent watermark techniques. The approach is based on the computation of a Noise Visibility Function NVF ...