Pixel resolution
One of the most popular formats for specifying resolution, pixel resolution most commonly refers to the number of pixels involved in forming an image. A single pixel is the smallest individual unit that can be displayed on any given viewing device. Several pixels can be combined to form an image. Previously in this book, we talked about image processing and referred to a pixel as an individual unit of color information stored in the matrix and that it represents an image. The pixel resolution defines the total number of pixel elements required to form a digital image, which may differ from the effective number of pixels visible on the image.
A very common notation of marking the pixel resolution of an image is to express ...
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