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Lenna (or Lena) is a standard test image used in the field of digital image processing, starting in 1973. [1] It is a picture of the Swedish model Lena Forsén , shot by photographer Dwight Hooker and cropped from the centerfold of the November 1972 issue of Playboy magazine.
Lena Forsén [1] (Swedish: [leːˈna fʊˈʂeːn]), previously Soderberg [2] (born Sjööblom; [2] born 31 March 1951), is a Swedish model who appeared as a Playmate in the November 1972 issue of Playboy magazine, [3] as Lenna Sjööblom. Her centerfold was photographed by Dwight Hooker.
Visual representation of an image pyramid with 5 levels. Pyramid, or pyramid representation, is a type of multi-scale signal representation developed by the computer vision, image processing and signal processing communities, in which a signal or an image is subject to repeated smoothing and subsampling.
The Lenna image is a standard test image used in image processing. Lenna may also refer to: People ... Lena (disambiguation) Lanna (disambiguation) Linna ...
Retrieved from "https://en.wikipedia.org/w/index.php?title=Lena_(test_image)&oldid=816921138"This page was last edited on 24 December 2017, at 18:02 (UTC). (UTC).
MATLAB (an abbreviation of "MATrix LABoratory" [18]) is a proprietary multi-paradigm programming language and numeric computing environment developed by MathWorks.MATLAB allows matrix manipulations, plotting of functions and data, implementation of algorithms, creation of user interfaces, and interfacing with programs written in other languages.
Lena Dunham posted a naked photo on Instagram as a message to body shamers. The "Girls" star shared the picture late on Thursday night that shows her entire, nude body from her thighs to her ...
Digital image correlation and tracking is an optical method that employs tracking and image registration techniques for accurate 2D and 3D measurements of changes in images. This method is often used to measure full-field displacement and strains , and it is widely applied in many areas of science and engineering.