資源簡介
高斯混合模型 EM算法.[alpha, mu, sigma, ll ] = gmm(data, k, nres, sig, prevsing, maxstep, prec)
代碼片段和文件信息
function?[abest?mbest?sbest?ll]?=?gm(data?k?nr?sig)
%
%?[alpha?mu?sigma?[ll]?]?=?gm(data?k?[nres?sig])
%
%?INPUT:
%????data?:?n?by?d?data?points?(n?points?of?dimensionality?d).
%????k????:?number?of?desired?clusters.
%????nres?:?number?of?random?restarts?
%????sig??:?matrix?of?0‘s?and?1‘s?used?to?cancel?unwanted?elements
%???????????in?sigma?matrices?(for?forced?decoupling)
%
%?OUTPUT:
%????alpha?:?weights?of?components?(k?by?1).
%????mu????:?mean?for?each?component?(k?by?d).
%????sigma?:?covariance?matrix?for?each?comp.?(d?by?d?by?k).
%?optional:
%????ll(1:nres)?:?log-likelihood?per?restart
%
%
%?NOTES:
%????This?is?a?wrapper?function?that?calls?gmm.dll?to?do?the?actual?job.
%????The?purpose?of?this?function?is?to?supply?defaults?and?to?allow
?屬性????????????大小?????日期????時間???名稱
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?????文件???????1566??1999-03-19?16:51??gmm?Matlab\gm.m
?????文件???????2100??1999-04-03?17:47??gmm?Matlab\gmcv.m
?????文件??????60416??1999-03-04?21:06??gmm?Matlab\gmm.dll
?????文件???????1551??1999-01-23?07:05??gmm?Matlab\gmm.m
?????文件??????50176??1999-03-05?22:24??gmm?Matlab\normal.dll
?????文件????????930??1999-03-05?22:16??gmm?Matlab\normal.m
?????目錄??????????0??2012-08-08?23:12??gmm?Matlab
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???????????????116739????????????????????7
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