Question

What is the method that is used to generate a processed image that have a specified histogram?

(a) Histogram linearization

(b) Histogram equalization

(c) Histogram matching

(d) Histogram processing

I had been asked this question in my homework.

Origin of the question is Histogram Processing in chapter Intensity Transformations and Spatial Filtering of Digital Image Processing

Answer 1

Correct answer is (c) Histogram matching

Easiest explanation: In particular, it is useful sometimes to be able to specify the shape of the histogram that we wish the processed image to have. The method used to generate a processed image that has a specified histogram is called histogram matching or histogram specification.