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2. Video denoising - Wikipedia

   en.wikipedia.org/wiki/Video_denoising

   Generally, the luminance noise looks more like film grain, while chroma noise looks more unnatural or digital-like. [2] Video denoising methods are designed and tuned for specific types of noise. Typical video noise types are the following: Analog noise Radio channel artifacts High-frequency interference (dots, short horizontal color lines, etc.)

3. Chaffing and winnowing - Wikipedia

   en.wikipedia.org/wiki/Chaffing_and_winnowing

   The sender wants to send a message to the receiver ().In the simplest setup, Alice enumerates the symbols in her message and sends out each in a separate packet.If the symbols are complex enough, such as natural language text, an attacker may be able to distinguish the real symbols from poorly faked chaff symbols, posing a similar problem as steganography in needing to generate highly ...

4. Winnowing - Wikipedia

   en.wikipedia.org/wiki/Winnowing

   Winnowing is a process by which chaff is separated from grain. It can also be used to remove pests from stored grain. Winnowing usually follows threshing in grain preparation. In its simplest form, it involves throwing the mixture into the air so that the wind blows away the lighter chaff, while the heavier grains fall back down for recovery.

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   mail.aol.com

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6. Noise (video) - Wikipedia

   en.wikipedia.org/wiki/Noise_(video)

   Noise, static or snow screen captured from a VHS tape. Noise, commonly known as static, white noise, static noise, or snow, in analog video, CRTs and television, is a random dot pixel pattern of static displayed when no transmission signal is obtained by the antenna receiver of television sets and other display devices.

7. Spirit DataCine - Wikipedia

   en.wikipedia.org/wiki/Spirit_DataCine

   An optional RGB resolution independent film grain reducer also became available for both the SDC 2000 and SDCs 2001 called the Scream film grain reducer. [7] Scream film grain reducer is a resolution independent three channel RGB grain reducer. Scream can be used on the Spirit DataCine and the VDC. [2] Also in 2000 the first D6 HDTV VTR is ...