How to get histogram data object from matlab

1. How do you extract values from a histogram?
2. How to read a histogram?
3. How do you display a histogram of RGB images in Matlab?

How do you extract values from a histogram?

We can extract Frequency Counts of Histogram using hist() Function in R programming language. hist() function is used to plot a histogram out of the given data. Parameters: v: This parameter contains numerical values used in histogram.

How to read a histogram?

A histogram shows you the number of pixels of each brightness in your image. The scale along the bottom of the histogram goes from left to right, from 0% brightness (black) to 100% brightness (white). The taller the peak, the more pixels of that brightness there are in the image.

How do you display a histogram of RGB images in Matlab?

The code here will be: input = imread ('sample. jpeg'); input=rgb2gray(input); imhist(input); imshow(input); You will be able to get the histogram of the image.