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RGB 的代码
font1.htm
Lea
facialoutline-detect.m
clear; %清空工作区变量
Image=imread('zjt.JPG'); %读取图像文件
imshow(Image);
Iycbcr=rgb2ycbcr(Image); %颜色空间转换
[m,n,k]=size(Image);
for i=1:1:m %根据CbCr的阈值生成二值图像
for j=1:1:n
p0801.m
%I=imread('24-1.jpg'); 该图像的试验结果读者自行试验。
I=imread('22-2.jpg');
tic
[y,x,z]=size(I);
myI=double(I);
%%%%%%%%%%% RGB to HSI %%%%%%%%
HS_I=(myI(:,:,1)+myI(:,:,2)+myI(:,:,3))/3;
t1=toc
tic
p0801.m
%I=imread('24-1.jpg'); 该图像的试验结果读者自行试验。
I=imread('22-2.jpg');
tic
[y,x,z]=size(I);
myI=double(I);
%%%%%%%%%%% RGB to HSI %%%%%%%%
HS_I=(myI(:,:,1)+myI(:,:,2)+myI(:,:,3))/3;
t1=toc
tic
p0801.m
%I=imread('24-1.jpg'); 该图像的试验结果读者自行试验。
I=imread('22-2.jpg');
tic
[y,x,z]=size(I);
myI=double(I);
%%%%%%%%%%% RGB to HSI %%%%%%%%
HS_I=(myI(:,:,1)+myI(:,:,2)+myI(:,:,3))/3;
t1=toc
tic
lvbo.m
clear;close all;
U=imread('209.png');
I=rgb2gray(U);
imshow(I);
x=1:550; y=50*ones(1,length(x));
A=improfile(I,x,y);
grid on;
B=A(:,1,1);
subplot(221);
imshow(I);
% a=1;
% b=[1/5 1/5 1/5 1/
tree.m
kk=imread('ziji1.jpg');
X=rgb2gray(kk);
X=double(X);
t=wpdec2(X,2,'db2');
rex=wprec2(t)
figure(6);
subplot(211);
imshow(X,[]);
title('原始信号');
subplot(212);
imshow(rex,[]);
title('重构后的信号');
tuxiangzengqiang.m
kk=imread('ziji1.jpg');
X=rgb2gray(kk);
figure(1);
imshow(X,[]);
title('增强后的图像');
[c,l]=wavedec2(X,2,'db5');
Csize=size(c);
for i=1:Csize(2)
if(c(i)>300)
c(i)=2*c(i);
else
mdlmain.bas
Attribute VB_Name = "mdlMain"
Public Const ULW_ALPHA = &H2
Public Const DIB_RGB_COLORS As Long = 0
Public Const AC_SRC_ALPHA As Long = &H1
Public Const AC_SRC_OVER = &H0
Public Const WS_EX_LAYERE
s078.m
% 灰度图像135度方向锐化 s078
I78=imread('3.jpg');
I780=rgb2gray(I77);
h1=[1 0;0 -1];
I781=imfilter(I780,h1);
imshow(I781)