Linked from
The 24 pages that link to Digital image, each with the reason it gives.
RGB color modelRelated: RGB channel values commonly encode the color of each pixel.
Computer visionNarrower topic: Most computer vision methods begin with this sampled representation.
Color depthNarrower topic: Pixel color depth is one property of a digital image’s representation.
Digital videoNarrower topic: Each video frame is a digital image sampled at a particular moment.
SamplingRelated: A spatial sampling grid turns a continuous scene or image into pixels.
Digital dataBroader topic: Images encode spatial color or brightness values as data.