Image processing

Image processing

The manipulation of images by computer. Most image-processing techniques involve treating the image as a two-dimensional signal and applying standard signal-processing techniques to it.

Industry: Printing & publishing; Software

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Image processing

adaptive coding

Software; Image processing

The application of two or more image compression techniques to a single image, based on properties of different parts of the image.

Preprocessing

Software; Image processing

An operation performed before a primary process; for example, in pattern recognition, processing in which patterns are simplified to make classification easier.

Digitised image

Software; Image processing

An image t h a t has been converted into an array of pixels, each of which has an associated value called its grey level. Note: A digital image may be referred to as an image when the intended ...

Lossless encoding

Software; Image processing

Any image compression technique that represents grey levels compactly but permits exact reconstruction of the image; for example, contour encoding; run length encoding.