Geometrically invariant watermarking for medical images based on digital holography and three-level DWT-SVD.
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DOI: 10.1364/ao.58.004185
Abstract: Digital imaging and communications in medicine are being applied widely to improve health care for people, and their security attracted our attention when they are transmitted through the Internet. The paper proposes a digital watermarking… read more here.
Keywords: digital holography; images based; based digital; holography three ... See more keywords