4546 search results - page 202 / 910 » Detection of image stretching |
152
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ICIP
1994
IEEE
16 years 8 months ago
1994
IEEE
In this paper, we present a perceptual distortion measure that predicts image integrity far better than mean-squared error. This perceptual distortion measure is based on a model ...
172
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ICIP
2001
IEEE
16 years 8 months ago
2001
IEEE
A drawback of most watermarking techniques is the need for some additional information in order to retrieve the watermark. Additionally, the robustness of the watermark decreases ...
171
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ICIP
2009
IEEE
16 years 7 months ago
2009
IEEE
In this paper, a video stabilization technique is presented. There are four steps in the proposed approach. We begin with extracting feature points from the input image using the ...
154
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SG
2007
Springer
16 years 21 days ago
2007
Springer
Abstract. Data hiding techniques onto images provide tools for protecting copyright or sending secret messages, and they are currently utilized as a simple input device of a cell p...
181
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SIBGRAPI
2000
IEEE
15 years 10 months ago
2000
IEEE
Edge detection and image segmentation algorithms usually operate on an image to extract geometrical information based on pixel colors. For ray-traced images, the presence of geomet...