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Unsharp masking applied to lower part of image. Unsharp masking (USM) is an image sharpening technique, first implemented in darkroom photography, but now commonly used in digital image processing software.
Wikipedia’s primary mission is to produce a “free” or “libre” encyclopedia of the highest quality. To that end, and with Wikipedia’s continued emergence as a leader in the field of collaborative research, it is becoming necessary to encourage editors to contribute material to Wikipedia which meets certain quality standards.
Deblurring an image using Wiener deconvolution. Deblurring is the process of removing blurring artifacts from images. Deblurring recovers a sharp image S from a blurred image B, where S is convolved with K (the blur kernel) to generate B.
Net-neutrality supporters from India (SaveTheInternet.in) brought out the negative implications of the Facebook Free Basic program and spread awareness to the public. [384] Facebook's Free Basics program [385] was a collaboration with Reliance Communications to launch Free Basics in India. The TRAI ruling against differential pricing marked the ...
Messenger, [11] also known as Facebook Messenger, is an American proprietary instant messaging service developed by Meta Platforms.Originally developed as Facebook Chat in 2008, the client application of Messenger is currently available on iOS and Android mobile platforms, Windows and macOS desktop platforms, through the Messenger.com web application, and on the standalone Facebook Portal ...
Some locations on free, publicly viewable satellite map services have such issues due to having been intentionally digitally obscured or blurred for various reasons of this. [1] For example, Westchester County, New York asked Google to blur potential terrorism targets (such as an amusement park, a beach, and parking lots) from its satellite ...
In response to the Online News Act, Meta (owner of Facebook) began blocking access to news sites for Canadian users at the beginning of August 2023. [15] [16] This also extended to local Canadian news stories about the wildfires, [17] a decision that was heavily criticized by Trudeau, local government officials, academics, researchers, and evacuees.
The site also makes it easier for Facebook to differentiate between accounts that have been caught up in a botnet and those that legitimately access Facebook through Tor. [6] As of its 2014 release, the site was still in early stages, with much work remaining to polish the code for Tor access.