Image quality can be influenced by camera vibration, over-exposure, gray level distribution too centralized, and noise, etc. For example, noise problem can be solved by smoothing method while gray level distribution problem can be improved by histogram equalization.
Image quality can be influenced by camera vibration, over-exposure, gray level distribution too centralized, and noise, etc For example, noise problem can be solved by smoothing method while gray level distribution problem can be improved by histogram equalization.