题目内容

The region-based segmentation techniques use the discontinuity of gray value in the region.

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Quantization is to digitize the coordinate values.

Which one belongs to input devices?

A. digital camera
B. printer
C. recorder
D. LCD
E. scanner

Bilinear interpolation is first-order interpolation.

High frequency of the spectrum of 2-dimensional discrete Fourier transform reflects the edge or noise of the image.