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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.
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).
Introduction. Engineers, researchers, and students who are familiar with image processing or compression has most likely used the picture of "Lenna" or "Lena" in their experiments or project assignments, as the Lenna picture is one of the most widely used standard test images.
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...
Dec 13, 2019 · A new documentary, Losing Lena, is now helping to galvanise efforts to end the use of Lena’s image in technology research. It makes clear that the use of her image is emblematic of the sector’s often unwelcoming culture for women, entrenching female under-representation.
