This paper presents the mathematical models, processing methods and applications of several most common artifacts including noise, blotch, scratch, jitter, flicker and etc. These restoration methods are also applied to the denoise field of DTV program.
The sooty blotch will wipe off of the fruit and fly speck will not.
A spot or blotch of color.
purple blotch of onion
Appearances: There shall not be break up and any remarkable blotch.
This Mark Rothko-looking blotch of color is the Grand Prismatic Spring, which supposedly gets its colors from bacteria that grow around the water.
And so, this school campus melee has turned into an international blotch on so-called American jurisprudence.