資源簡介
FCM是一種實用的算法,在醫學圖像分割中被廣泛應用,有很多的改進措施,本程序是基于FCM來分割MRI人腦圖像
代碼片段和文件信息
function?out?=?distfcm(center?data)
%DISTFCM?Distance?measure?in?fuzzy?c-mean?clustering.
% OUT?=?DISTFCM(CENTER?DATA)?calculates?the?Euclidean?distance
% between?each?row?in?CENTER?and?each?row?in?DATA?and?returns?a
% distance?matrix?OUT?of?size?M?by?N?where?M?and?N?are?row
% dimensions?of?CENTER?and?DATA?respectively?and?OUT(I?J)?is
% the?distance?between?CENTER(I:)?and?DATA(J:).
%
%???????See?also?FCMDEMO?INITFCM?IRISFCM?STEPFCM?and?FCM.
% Roger?Jang?11-22-94?6-27-95.
%???????Copyright?1994-2002?The?MathWorks?Inc.?
%???????$Revision:?1.13?$??$Date:?2002/04/14?22:20:29?$
out?=?zeros(size(center?1)?size(data?1));
%?fill?the?output?matrix
if?size(center?2)?>?1
????for?k?=?1:size(center?1)
out(k?:)?=?sqrt(sum(((data-ones(size(data?1)?1)*center(k?:)).^2)‘));
?
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-04-30?09:08??fcm分割MRI人腦圖像\
?????文件??????163458??2011-02-27?11:25??fcm分割MRI人腦圖像\222.bmp
?????文件?????????901??2011-04-30?08:18??fcm分割MRI人腦圖像\distfcm.m
?????文件????????3869??2011-04-30?08:17??fcm分割MRI人腦圖像\fcm.m
?????文件?????????698??2011-04-30?08:18??fcm分割MRI人腦圖像\initfcm.m
?????文件????????1339??2011-04-30?08:18??fcm分割MRI人腦圖像\stepfcm.m
?????文件?????????747??2011-04-30?08:19??fcm分割MRI人腦圖像\Unti
評論
共有 條評論