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1. en.wikipedia.org › wiki › LennaLenna - Wikipedia

   en.wikipedia.org › wiki › Lenna

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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.

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3. github.com › mikolalysenko › lenaGitHub - mikolalysenko/lena: The Lena test image

   github.com › mikolalysenko › lena

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   A GitHub repository that contains the Lena test image, a 512x512 scan of a Playboy model. The repository provides a JavaScript module to access the image as an ndarray.

4. lenna.orgThe Rest of the Lenna Story

   lenna.org

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   Learn about the history and controversy of the Lenna image, a Playboy centerfold used as a test for compression algorithms. See the original picture, the standard version, and the research that used it.

5. People also ask

   What is a Lenna picture?

   • Intended for high resolution color image processing study, the Lenna picture's history was described in the May 2001 newsletter of the IEEE Professional Communication Society, in an article by Jamie Hutchinson:

   Lenna - Wikipedia

   en.wikipedia.org/wiki/Lenna

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   What makes Lena a good image?

   • 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 textures proved to be a useful challenge for processing algorithms.

   The Playboy Centerfold That Revolutionized Image-Processing Research

   www.theatlantic.com/technology/archive/2016/02/lena-image-processing-playboy/461970/

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   Why is Lena a famous photographer?

   • She was one of the first pictures uploaded to ARPANET, the precursor to today’s Internet. And perhaps most importantly, Lena was used to develop the now-ubiquitous .JPEG image format, a compression scheme that allows complex digital files to transfer between devices and appear on smartphones.

   The Playboy Centerfold That Revolutionized Image-Processing Research

   www.theatlantic.com/technology/archive/2016/02/lena-image-processing-playboy/461970/

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   What is Lena Forsén used for?

   • Image of Lena Forsén used in many image processing experiments. (Click on the image to access the actual 512×512px standard test version.) Lenna (or Lena) is a standard test image used in the field of digital image processing starting in 1973, but it is no longer considered appropriate by some authors.

   Lenna - Wikipedia

   en.wikipedia.org/wiki/Lenna

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6. www.wired.com › story › finding-lena-the-patronFinding Lena Forsen, the Patron Saint of JPEGs | WIRED

   www.wired.com › story › finding-lena-the-patron

   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...

7. www.sciencedirect.com › topics › engineeringLena Image - an overview | ScienceDirect Topics

   www.sciencedirect.com › topics › engineering

   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).

8. www.theatlantic.com › technology › archiveThe Playboy Centerfold That Revolutionized Image-Processing ...

   www.theatlantic.com › technology › archive

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   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...

9. en.wikipedia.org › wiki › Lena_ForsénLena Forsén - Wikipedia

   en.wikipedia.org › wiki › Lena_Forsén

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   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.