Search results
Results from the WOW.Com Content Network
A standard test image is a digital image file used across different institutions to test image processing and image compression algorithms. By using the same standard test images, different labs are able to compare results, both visually and quantitatively. The images are in many cases chosen to represent natural or typical images that a class ...
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.
Main page; Contents; Current events; Random article; About Wikipedia; Contact us
Channel_digital_image_CMYK_color.jpg (500 × 333 pixels, file size: 714 KB, MIME type: image/jpeg) Sample image for the article " Channel (digital image) " -- this is a YCCK (APP14 Adobe marker with transform 2 signals YCCK color space [ 1 ] ) image, some browsers might not render it correctly , please do not delete on sight!
Image of a text-based 1986 order sheet for the play-by-mail game It's a Crime.jpg 1,932 × 3,210; 211 KB IMI FlexibleExperts.png 1,286 × 277; 24 KB Indeterminate form - sin x over x far.gif 413 × 188; 7 KB
Converting the image from GIF to JPEG; Renaming the image to "Image:StetsonHatFortHoodArmy.jpg" Uploading it as Image:StetsonHatFortHoodArmy.jpg. Free images can also be uploaded to the Commons, so that they are available for all Wikipedia projects. See Commons:First steps for details; Adding the image to Stetson ~Done~
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Single-stimulus: the viewer only has the test image and is not aware of the source image. Double-stimulus : the viewer has both the source and test image. Since visual perception can be affected by environmental and viewing conditions, the International Telecommunication Union produced a set of recommendations for standardized testing methods ...