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Lenna (or Lena) is a standard test image used in the field of digital image processing starting in 1973, [1] but it is no longer considered appropriate by some authors.
The Lena test image. Contribute to mikolalysenko/lena development by creating an account on GitHub.
The Lenna (or Lena) picture is one of the most widely used standard test images used for compression algorithms. The comp.compression FAQ says the following: For the curious: 'lena' or 'lenna' is a digitized Playboy centerfold, from November 1972.
Jan 31, 2019 · In 1973, a photo of a Swedish Playboy model named Lena (left) was used to engineer the digital image format that would become the JPEG. Yet the model herself (right, now 67) remained mostly a...
The original Lena image is in part (a), along with the blur image in (b), and the blur image with an additive noise in (c). The noise is normally distributed as N ( 0 , 4 ) . The optimal filtration of the degraded image is shown in (d).
Feb 9, 2016 · From a compositional standpoint, Lena in particular was an ideal image: Feathers in her hat provided great detail, a human face provided a recognizable subject, and a variety of gradations and...
Lena Forsén (Swedish: [leːˈna fʊˈʂeːn]), previously Soderberg (born Sjööblom; born 31 March 1951), is a Swedish model who appeared as a Playmate in the November 1972 issue of Playboy magazine, as Lenna Sjööblom. Her centerfold was photographed by Dwight Hooker.
