![A Nude 'Playboy' Photo Has Been a Mainstay in Testing Tech for Decades | by Corinne Purtill | OneZero A Nude 'Playboy' Photo Has Been a Mainstay in Testing Tech for Decades | by Corinne Purtill | OneZero](https://miro.medium.com/v2/resize:fit:564/1*m_u9kjqe56bO2xfIsNgT7w.jpeg)
A Nude 'Playboy' Photo Has Been a Mainstay in Testing Tech for Decades | by Corinne Purtill | OneZero
![Un desnudo de Playboy, la foto oculta que está presente en casi todas las imágenes digitales que has visto Un desnudo de Playboy, la foto oculta que está presente en casi todas las imágenes digitales que has visto](https://imagenes.20minutos.es/files/image_640_360/uploads/imagenes/2020/01/14/losing-lena-2.jpeg)
Un desnudo de Playboy, la foto oculta que está presente en casi todas las imágenes digitales que has visto
![TIL that a cropped 512x512 image of Playboy model Lena Söderberg has been so widely used in computer tests with image processing and algorithms that she was dubbed "First Lady of the TIL that a cropped 512x512 image of Playboy model Lena Söderberg has been so widely used in computer tests with image processing and algorithms that she was dubbed "First Lady of the](http://mb.cision.com/Public/1396/9298257/aaa05e2ac5d3e7e3_org.jpg)
TIL that a cropped 512x512 image of Playboy model Lena Söderberg has been so widely used in computer tests with image processing and algorithms that she was dubbed "First Lady of the
![Three different 169x169-pixels pictures of model Lena Söderberg, and... | Download Scientific Diagram Three different 169x169-pixels pictures of model Lena Söderberg, and... | Download Scientific Diagram](https://www.researchgate.net/profile/Fabio-Piva/publication/247161301/figure/fig2/AS:669160388431886@1536551677996/The-current-model-allows-a-buyer-to-pay-for-a-file-and-receive-a-different-one_Q320.jpg)
Three different 169x169-pixels pictures of model Lena Söderberg, and... | Download Scientific Diagram
![Twitch.tv/1030 on X: "Tracked down a November 1972 issue of Playboy, this centrefold was heavily used as a computer science test image. https://t.co/yfxYl4GI0A https://t.co/PpfsY67mdI" / X Twitch.tv/1030 on X: "Tracked down a November 1972 issue of Playboy, this centrefold was heavily used as a computer science test image. https://t.co/yfxYl4GI0A https://t.co/PpfsY67mdI" / X](https://pbs.twimg.com/media/DDCAB_9WAAEHPRV.jpg)
Twitch.tv/1030 on X: "Tracked down a November 1972 issue of Playboy, this centrefold was heavily used as a computer science test image. https://t.co/yfxYl4GI0A https://t.co/PpfsY67mdI" / X
![Lena of my Vintage Porntrait series, featuring the women found in old adult magazines circa 1950-80s, applied to a wood p… | Art, Vintage magazines, Mixed media art Lena of my Vintage Porntrait series, featuring the women found in old adult magazines circa 1950-80s, applied to a wood p… | Art, Vintage magazines, Mixed media art](https://i.pinimg.com/originals/bd/82/e3/bd82e3f0341fc4e37118d16b4515e893.jpg)