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Abstract:This paper gives the choice of watermark domain in presence of the lossy compression. It is assumed that separation of watermark embedding domain from the processing (compression or decompression) domain improves the embedding capacity of the image. Improvement in the embedding capacity ultimately results into the improved robustness of the technique. We worked mainly with [...]

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Fig 1. Block diagram of transmission system

ABSTRACT
Watermarking in medical images is a new area of research and some works in this area have been reported world wide recently. Most of the works are on the tamper detection of the images and embedding of the Electronics Patient Record (EPR) data in the medical images. Watermarked [...]

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Quality is subjective. Quality can be objectified by the industry standards process represented by such consumer items as compact disc (“CD”) and digital versatile disc (“DVD”). What is lacking is a means for not only associating the creation of valued intangible assets and extensions of recognition but establishing responsibility for copies that may be digitized [...]

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