%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %該程序可實現將背景和文字分離 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% clear; close all; %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %加載入要處理的圖片 I=imread('6.jpg'); %將I變為[0,1]的值 I=mat2gray(I); %對I進行中值濾波 A=imfilter(I,fspecial('average',16),'replicate'); S=A-I-0.04; %0為閾值，進行二值化 S=im2bw(S,0); S=imcomplement(S); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %顯示原始圖像和處理后圖像 subplot(121); imshow(I); subplot(122); imshow(S); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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