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資源簡介

Chameleon變色龍層次聚類算法實現

資源截圖

代碼片段和文件信息

clear;?
clc;?
?
%產生隨機點?
img=zeros(100200);?
data=rand(1100);?
x=zeros(1100);?
y=zeros(1100);?
for?i=1:100?
????loc=ceil(data(1i)*20000);?%x為一個包含小數點的數組ceil(x)就是把x中所有小數點后面的去掉?整數位上加1
????x(1i)=ceil(loc/200);?
????y(1i)=mod(loc200);?
????if?(y(1i)==0)?
????????y(1i)=200;?
????end?
????img(x(1i)y(1i))=255;?
end?
%image(img);?
?
%構造距離矩陣?
processed=1000000;?
for?i=1:100?
????for?j=i+1:100?
???????dist(ij)=(x(1i)-x(1j))*(x(1i)-x(1j))+(y(1i)-y(1j))*(y(1i)-y(1j));?
???????dist(ji)=processed;?
???end?
???dist(ii)=processed;?
end?
?
for?i=1:100?
????category(1i)=i;?
end?
num_category=100;?
%反復挑選距離最近的兩類合并?
while?(num_category>7)?
????mindist=1000000;?
?
????for?i=1:100?
????????for?j=i+1:100?
????????????if?(dist(ij)????????????????mindist=dist(ij);?
????????????????minp1=i;?
????????????????minp2=j;?
????????????end?
????????end?
????end?
????dist(minp1minp2)=processed;?
????dist(minp2minp1)=processed;?
????for?i=1:100?
????????if?(category(1i)?==?minp2)?
????????????category(1i)=minp1;?
????????end?
????end?
????for?i=1:100?
????????if?(dist(minp2i)????????????dist(minp1i)=dist(minp2i);?
????????end?
????????dist(minp2i)=processed;?
????????dist(iminp2)=processed;?
????end?
????num_category=num_category-1;?
end?
?
%整理類別標記?
for?i=1:100;?
????labeled(1i)=0;?
end?
categories=0;?
for?i=1:100?
????kind=category(1i);?
????if?(labeled(1kind)==0)?
????????categories=categories+1;?
????????for?j=i:100?
????????????if(category(1j)==kind)?
????????????????category(1j)=categories;?
????????????end?
????????end?
????????labeled(1categories)=1;?
????end?
end?
?
%顯示?
x1=zeros(1100);?
y1=zeros(1100);?
x2=zeros(1100);?
y2=zeros(1100);?
x3=zeros(1100);?
y3=zeros(1100);?
x4=zeros(1100);?
y4=zeros(1100);?
x5=zeros(1100);?
y5=zeros(1100);?
x6=zeros(1100);?
y6=zeros(1100);?
x7=zeros(1100);?
y7=zeros(1100);?
?
for?i=1:100?
????if(category(1i)==1)?
????????x1(1i)=x(1i);?
????????y1(1i)=y(1i);?
????elseif?(category(1i)==2)?
????????x2(1i)=x(1i);?
????????y2(1i)=y(1i);?
????elseif?(category(1i)==3)?
????????x3(1i)=x(1i);?
????????y3(1i)=y(1i);?
????elseif?(category(1i)==4)?
????????x4(1i)=x(1i);?
????????y4(1i)=y(1i);?
????elseif?(category(1i)==5)?
????????x5(1i)=x(1i);?
????????y5(1i)=y(1i);?
????elseif?(category(1i)==6)?
????????x6(1i)=x(1i);?
????????y6(1i)=y(1i);?
????elseif?(category(1i)==7)?
????????x7(1i)=x(1i);?
????????y7(1i)=y(1i);?
????end?
end?
plot(x1y1‘b.‘x2y2‘g.‘x3y3‘r.‘x4y4‘c.‘x5y5‘m.‘x6y6‘y.‘x7y7‘k.‘);?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????1838080??2014-04-28?21:02??Chameleon算法.ppt

?????文件???????2750??2014-04-29?22:03??chameleon.m

-----------?---------??----------?-----??----

??????????????1840830????????????????????2


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