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Adobe Photoshop is a raster graphics editor developed and published by Adobe for Windows and macOS.It was created in 1987 by Thomas and John Knoll.It is the most used tool for professional digital art, especially in raster graphics editing, and its name has become genericised as a verb (e.g. "to photoshop an image", "photoshopping", and "photoshop contest") [7] although Adobe disapproves of ...
Image editors may feature a number of algorithms which can add or remove noise in an image. Some JPEG artifacts can be removed; dust and scratches can be removed and an image can be de-speckled. Noise reduction merely estimates the state of the scene without the noise and is not a substitute for obtaining a "cleaner" image.
Facebook allows users to upload photos, and to add them to albums. In December 2010, the company enabled facial recognition technology, helping users identify people to tag in uploaded photos. [91] In May 2011, Facebook launched a feature to tag specific Facebook pages in photos, including brands, products, and companies. [92]
Image scaling can be interpreted as a form of image resampling or image reconstruction from the view of the Nyquist sampling theorem.According to the theorem, downsampling to a smaller image from a higher-resolution original can only be carried out after applying a suitable 2D anti-aliasing filter to prevent aliasing artifacts.
This type of software is currently in use on Facebook. [38] Photo tagging is a way of labeling photos so that viewers can know who is who in the picture. On most online photo sharing sites such as Facebook, a tag can also be used as a link that when clicked will take you to the person's profile that was tagged. Most of the time photos can only ...
The following are techniques to auto-size, or scale, any image ("thumb" or "frameless"), based on each user's default thumbnail size (220px for those not logged in or for those who have not changed it at Special:Preferences). Within an image link, the options are as follows:
In an instant, these commands improve the readability of the content you're viewing. • Zoom in - Press Ctrl (CMD on a Mac) + the plus key (+) on your keyboard. • Zoom out - Press Ctrl (CMD on a Mac) + the minus key (-) on your keyboard. Zoomed too far? Press Ctrl (CMD on a Mac) + 0 to go back to the default size.
To do so, you would add the following code to the article: [[File:IMAGENAMEHERE.jpg|thumb|right|CAPTIONTEXTGOESHERE]] First is the file name. Second is the word "thumb" which indicates that the image is a thumbnail; which allows for appropriate resizing and bordering (without this code, the image gets placed full resolution, which is bad for ...