Binary images, Indexed images, Grayscale images, True color images
Image Processing classify as three type. (1) Low level image processing (noise removal, image sharpening, contrast enhancement) (2) Mid level image processing (segmentation) (3) High level image...
there are two types of image processing.1.analog 2.digital.
gray scale so that we can process our image
many filters are available. some are bilateral,trilateral, anisotropic,median etc
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