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So maybe the best approach would be to use a filter/transformation to exclude hard-lined regions (edges) and only embed data within variations/gradations?
by berdon 6y ago
So maybe the best approach would be to use a filter/transformation to exclude hard-lined regions (edges) and only embed data within variations/gradations?
- betterunix2 6y agoOther way around: edges are a good place to try to hide stegotext because of the high frequency components (the edge effect, which is also why JPEG artifacts are worse along sharp edges).