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Another type of watermark is called the cylinder mould watermark. It is a shaded watermark first used in 1848 that incorporates tonal depth and creates a greyscale image. Instead of using a wire covering for the dandy roll, the shaded watermark is created by areas of relief on the roll's own surface.
A digital watermark is called imperceptible if the watermarked content is perceptually equivalent to the original, unwatermarked content. [7] In general, it is easy to create either robust watermarks or imperceptible watermarks, but the creation of both robust and imperceptible watermarks has proven to be quite challenging. [2]
The child-rearing practices of the kibbutz system are sometimes cited as an example of the Westermarck effect. Seen here are a group of children in Kibbutz Gan Shmuel , circa 1935–40. The Westermarck effect , also known as reverse sexual imprinting , is a psychological hypothesis that states that people tend not to be attracted to peers with ...
“It takes about two seconds to remove that sort of watermark,” said Sophie Toura, who works for a U.K. tech lobbying and advocacy firm called Control AI, which launched in October 2023.
Watermarks present an issue when archival videos are used for a documentary that strives to create a coherent story. In some cases, watermarks are blurred or digitally removed if possible to clean up the picture. In the absence of visually perceptible watermarks content control can be ensured with visually imperceptible digital watermarks. [2]
Changeable moire is a term for fabric with a warp of one color and a weft of another, which gives different effects in different lights. [6] Examples include shot silk. Moire fabric is more delicate than fabric of the same type that has not gone through the calendering process. Also, contact with water removes the watermark and causes staining. [5]
An interpretation of digital rain. Matrix digital rain, or Matrix code, is the computer code featured in the Ghost in the Shell series and the Matrix series.The falling green code is a way of representing the activity of the simulated reality environment of the Matrix on screen by kinetic typography.
Woodruff, who has studied the effect of some chemicals found in plastics on human health, reproduction, and development for two decades, first started looking into microplastics in 2021. She and a ...