New answers tagged noise
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Is there any data or theory about human visual system to identify details under noise?
The relationship between signal and noise in the most general sense is full of math, and was fully developed by Claude Shannon, some 70 years ago.
In general, noise is characterized by a ratio between ...
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Can photos taken with high ISO be fixed?
The 'Prime' denoising tool in DXO PureRaw is pretty much in a league of its own (although I hear Topaz's software is pretty good too). It's able to eliminate the noise without the type of blurring you ...
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Can photos taken with high ISO be fixed?
I'll take a shot at guessing what happened, it's highly possible the photographer used shutter priority set at 1/250th second or higher to reduce movement blur with an aperture of f16 or f22 for ...
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