Active and Passive Approaches for Image Authentication (2007)
Abstract / truncated to 115 words
The generation and manipulation of digital images is made simple by widely available digital cameras and image processing software. As a consequence, we can no longer take the authenticity of a digital image for granted. This thesis investigates the problem of protecting the trustworthiness of digital images. Image authentication aims to verify the authenticity of a digital image. General solution of image authentication is based on digital signature or watermarking. A lot of studies have been conducted for image authentication, but thus far there has been no solution that could be robust enough to transmission errors during images transmission over lossy channels. On the other hand, digital image forensics is an emerging topic for passively ...
Information
- Author
- Ye, Shuiming
- Institution
- National University of Singapore
- Supervisors
- Publication Year
- 2007
- Upload Date
- March 24, 2009
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