【疾病分类】基于matlab农作物叶子虫害识别与分类【含Matlab源码 624期】
作者:互联网
一、简介
基于matlab农作物叶子虫害程序识别
二、源代码
clear all
clc
disp('正在训练农作物叶子图像模板,请稍后...');
disp(' ');
%color_Ip = xunlian();
pause(2);
load C:\Users\lenovo\Desktop\图像检索\color_Ip.mat;
disp('图像训练完成,正在进行图像识别,请稍后...');
disp(' ');
pause(2);
path = input('请输入待识别叶子图像路径:'); % 'F:\病虫害识别\图像检索\示例2中等.jpg'
A = imread(path); % 读入叶子图像
G0 = lianghua_hsv(A); % 量化hsv分量并获得颜色直方图
color_Iq = color_feature(G0); % 提取颜色特征
color_Dpq = color_match(color_Ip,color_Iq); % 颜色特征匹配
[r c] = find(min(min(color_Dpq))==color_Dpq);
A=imread('F:\病虫害识别\图像检索\1.jpg');
[M,N,O] = size(A);
[h,s,v] = rgb2hsv(A);
H = h; S = s; V = v;
h = h*360;
%将hsv空间非等间隔量化:
% h量化成16级;
% s量化成4级;
% v量化成4级;
for i = 1:M
for j = 1:N
if h(i,j)<=15||h(i,j)>345
H(i,j) = 0;
end
if h(i,j)<=25&&h(i,j)>15
H(i,j) = 1;
end
if h(i,j)<=45&&h(i,j)>25
H(i,j) = 2;
end
if h(i,j)<=55&&h(i,j)>45
H(i,j) = 3;
end
if h(i,j)<=80&&h(i,j)>55
H(i,j) = 4;
end
if h(i,j)<=108&&h(i,j)>80
H(i,j) = 5;
end
if h(i,j)<=140&&h(i,j)>108
H(i,j) = 6;
end
if h(i,j)<=165&&h(i,j)>140
H(i,j) = 7;
end
if h(i,j)<=190&&h(i,j)>165
H(i,j) = 8;
end
if h(i,j)<=220&&h(i,j)>190
H(i,j) = 9;
end
if h(i,j)<=255&&h(i,j)>220
H(i,j) = 10;
end
if h(i,j)<=275&&h(i,j)>255
H(i,j) = 11;
end
if h(i,j)<=290&&h(i,j)>275
H(i,j) = 12;
end
if h(i,j)<=316&&h(i,j)>290
H(i,j) = 13;
end
if h(i,j)<=330&&h(i,j)>316
H(i,j) = 14;
end
if h(i,j)<=345&&h(i,j)>330
H(i,j) = 15;
end
end
end
for i = 1:M
for j = 1:N
if s(i,j)<=0.15&&s(i,j)>0
S(i,j) = 1;
end
if s(i,j)<=0.4&&s(i,j)>0.15
S(i,j) = 2;
end
if s(i,j)<=0.75&&s(i,j)>0.4
S(i,j) = 3;
end
if s(i,j)<=1&&s(i,j)>0.75
S(i,j) = 4;
end
end
end
for i = 1:M
for j = 1:N
if v(i,j)<=0.15&&v(i,j)>0
V(i,j) = 1;
end
if v(i,j)<=0.4&&v(i,j)>0.15
V(i,j) = 2;
end
if v(i,j)<=0.75&&v(i,j)>0.4
V(i,j) = 3;
end
if v(i,j)<=1&&v(i,j)>0.75
V(i,j) = 4;
end
end
end
% 构建4*16二维数组存放H-S数据
Hist = zeros(16,4);
for i = 1:M
for j = 1:N
for k = 1:16
for l = 1:4
if l==S(i,j)&& k==H(i,j)+1
Hist(k,l) = Hist(k,l)+1;
end
end
end
end
end
for k = 1:16
for l =1:4
His((k-1)*4+l) = Hist(k,l);%转化为一维数组
end
end
His = His/sum(His)*1000;
% 手工绘制彩色图像直方图
% hist_h
m=0;
for j = 1:300
if rem(j,16)==1 && m<16
for k = 0:15
for i = 1:200
hist_h(i,j+k) = m;
end
end
m = m+1;
end
end
% hist_s
m=0;
for j = 1:300
if rem(j,4) == 1 && m<64
n = rem(m,4);
for k = 0:3
for i =1:200
hist_s(i,j+k) = n+1;
end
end
m = m+1;
end
end
% hist_v
for j = 1:256
for i = 1:200
hist_v(i,j) = 0.98;
end
end
% 把His赋值给hist_v
for k = 1:64
for j = 1:256
if floor((j-1)/4) == k
for i = 1:200
if i<200-His(k+1)%i>His(k+1)%
hist_v(i,j) = 0;
end
end
end
end
end
三、运行结果
四、备注
版本:2014a
标签:disp,Hist,end,16,color,分类,624,源码,图像 来源: https://blog.51cto.com/u_15287606/2977592