Black Hat Transform | Digital Image Processing | MATLAB
This transformation is also called "Bottom-Hat Transformation" .
Code for Black Hat Transform:
clc
clear all
close all
warning off
a=rgb2gray(imread('Jnorm.JPG'));
g=strel('disk',10);
es=imclose(a,g)-a;
subplot(1,2,1);
imshow(a);
title('Original Image');
subplot(1,2,2);
imshow(es);
title('Image after performing Black Top Hat Transformation');
Prerequisite:
Direct In-Built function for bottom-hat filtering/Black Top Hat Transform
https://www.mathworks.com/help/images...
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