Abstract: This paper present a method based on gradient texture watermark. This method uses the feature that the image gradient map reflects the change of image texture very well to estimate the image ...

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Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...