Digital Image Tampering Synthesis and Identification
Date Issued
2005
Date
2005
Author(s)
Hsiao, Dun-Yu
DOI
en-US
Abstract
Have you ever edited some unsatisfied digital photographs of yours? If the answer is yes, then you have made some digital tampering. With powerful computer and mighty software, seasoned users could turn digital media into what they want. The detection of digital tampering has
become a crucial problem.
In most of the time, digital tampering is not perceptible by human; however, some traces of digital tampering may be left in the media during the process. Based on this idea, several detection methods are proposed in this thesis to against various common digital tampering without any help of embedded information such as the well-known atermarking technique.
Effectiveness and results will be presented in each method, robustness will also be discussed.
Subjects
數
位影像
編修
竄改
digital image
tampering
manipulation
fraud
forensic
forgery
doctoring
Type
thesis
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