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Digital watermarking. A digital watermark is a kind of marker covertly embedded in a noise-tolerant signal such as audio, video or image data. [1] It is typically used to identify ownership of the copyright of such a signal. Digital watermarking is the process of hiding digital information in a carrier signal; the hidden information should, [2 ...
As the name suggests, in the multi-phase watermarking process the additional constraints are inserted in multiple phases of a particular design abstraction level. For example, in High-level synthesis scheduling, hardware allocation and register allocation are used to insert a watermark. The main challenge of the multi-phase watermarking process ...
Digital video fingerprinting. Video fingerprinting or video hashing are a class of dimension reduction techniques [1] in which a system identifies, extracts, and then summarizes characteristic components of a video as a unique or a set of multiple perceptual hashes or fingerprints, enabling that video to be uniquely identified.
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Cinavia (VCMS/AV) Cinavia, originally called Verance Copy Management System for Audiovisual Content (VCMS/AV), [3] is an analog watermarking and steganography system under development by Verance since 1999, and released in 2010. In conjunction with the existing Advanced Access Content System (AACS) digital rights management (DRM) inclusion of ...
Watermark. A watermark is an identifying image or pattern in paper that appears as various shades of lightness/darkness when viewed by transmitted light (or when viewed by reflected light, atop a dark background), caused by thickness or density variations in the paper. [1] Watermarks have been used on postage stamps, currency, and other ...
The Digital Watermarking Alliance is made up of 12 companies that all have an established presence in the digital watermarking technology and solutions market. Member companies include: Cinea. Digimarc. GCS Research. Jura. MediaGrid. Media Science International (MSI) Philips.
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