www.gusucode.com > images 案例代码 matlab源码程序 > images/IncreaseLocalContrastImageUsingLocalLaplacianFilteringExample.m

    %% Increase Local Contrast of RGB Image Using Local Laplacian Filtering
% 
%%
% Import an RGB image
A = imread('peppers.png');
%%
% Set parameters of the filter to increase details smaller than 0.4.
sigma = 0.4;
alpha = 0.5;
%%
% Use fast local Laplacian filtering
B = locallapfilt(A, sigma, alpha);
%%
% Display the original and filtered images side-by-side.
imshowpair(A, B, 'montage')