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2. Digital photograph restoration - Wikipedia

   en.wikipedia.org/wiki/Digital_photograph_restoration

   People use raster graphics editors to repair digital images, or to add or replace torn or missing pieces of the physical photograph. Unwanted color casts are removed and the image's contrast or sharpening may be altered to restore the contrast range or detail believed to have been in the original physical image.

3. Deblurring - Wikipedia

   en.wikipedia.org/wiki/Deblurring

   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 . Mathematically, this can be represented as B = S ∗ K {\displaystyle B=S*K} (where * represents convolution ).

4. List of satellite map images with missing or unclear data

   en.wikipedia.org/wiki/List_of_satellite_map...

   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 ...

5. Stellar Photo Recovery - Wikipedia

   en.wikipedia.org/wiki/Stellar_Photo_Recovery

   Stellar Photo Recovery, previously known as Stellar Phoenix Photo Recovery, ...

6. Unsharp masking - Wikipedia

   en.wikipedia.org/wiki/Unsharp_masking

   The software applies a Gaussian blur to a copy of the original image and then compares it to the original. If the difference is greater than a user-specified threshold setting, the images are (in effect) subtracted. Digital unsharp masking is a flexible and powerful way to increase sharpness, especially in scanned images.

7. AOL Mail

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   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!