Hello sir, i have used watermark embedding in middle band of dct of whole medical image, also extracted (ROI) . but my aim is to embed watermark in RONI, so how to use ROI as a cover image. so that there is no change in ROI part.

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manoj agrawal 2015-7-14

评论： Walter Roberson 2015-7-15

pl. help how to recover from the problem.

Walter Roberson 2015-7-15

RONI appears to mean Region of Non-Interest, such as is discussed in a paper on this topic

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