function?hmm?=?baum（hmm?samples）

mix??=?hmm.mix;			%高斯混合
N????=?length（mix）;		%HMM狀態數
K????=?length（samples）;	%語音樣本數
SIZE?=?size（samples（1）.data2）;?%參數階數

%?計算前向?后向概率矩陣?考慮多觀察序列和下溢問題
disp（‘計算樣本參數...‘）;
for?k?=?1:K
????fprintf（‘%d?‘k）
	param（k）?=?getparam（hmm?samples（k）.data）;
end
fprintf（‘\n‘）

%?重估轉移概率矩陣A:?trans
disp（‘重估轉移概率矩陣A...‘）
for?i?=?1:N-1
	denom?=?0;
	for?k?=?1:K
		tmp???=?param（k）.ksai（:i:）;
		denom?=?denom?+?sum（tmp（:））;
	end
	for?j?=?i:i+1
		nom?=?0;
		for?k?=?1:K
			tmp?=?param（k）.ksai（:ij）;
			nom?=?nom???+?sum（tmp（:））;
		end
		hmm.trans（ij）?=?nom?/?denom;
	end
end

%?重估混合高斯的參數
disp（‘重估混合高斯的參數...‘）
for?l?=?1:N
for?j?=?1:hmm.M（l）
	fprintf（‘%d%d?‘lj）
	%?計算各pdf的均值和方差
	nommean?=?zeros（1SIZE）;?
	nomvar??=?zeros（1SIZE）;?
	denom???=?0;
	for?k?=?1:K
		T?=?size（samples（k）.data1）;
		for?t?=?1:T
			x	????=?samples（k）.data（t:）;
			nommean?=?nommean?+?param（k）.gama（tlj）?*?x;
			nomvar??=?nomvar??+?param（k）.gama（tlj）?*?（x-mix（l）.mean（j:））.^2;
			denom???=?denom???+?param（k）.gama（tlj）;
		end
	end
	hmm.mix（l）.mean（j:）?=?nommean?/?denom;
	hmm.mix（l）.var?（j:）?=?nomvar??/?denom;

	%?計算各pdf的權
	nom???=?0;
	denom?=?0;
	for?k?=?1:K
		tmp?=?param（k）.gama（:lj）;????nom???=?nom???+?sum（tmp（:））;
		tmp?=?param（k）.gama（:l:）;????denom?=?denom?+?sum（tmp（:））;
	end
	hmm.mix（l）.weight（j）?=?nom/denom;
end
fprintf（‘\n‘）
end

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

?????文件???????1511??2001-11-12?14:17??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\baum.m

?????文件???????1990??2002-02-28?11:05??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\getparam.m

?????文件??????63856??2001-11-12?12:37??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\hmm.mat

?????文件???????1266??2002-02-28?11:05??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\inithmm.m

?????文件????????165??2001-11-13?11:40??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\main.m

?????文件????????859??2001-11-09?09:30??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\mfcc.m

?????文件????????357??2001-11-11?10:28??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\mixture.m

?????文件????????230??2001-11-10?21:48??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\pdf.m

?????文件????????255??2001-11-13?11:53??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\recog.m

?????文件?????630000??2001-11-12?12:38??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\samples.mat

?????文件????????839??2001-11-13?10:12??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\train.m

?????文件???????1855??2001-11-09?11:39??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\vad.m

?????文件???????1026??2001-11-11?09:21??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm\viterbi.m

?????文件????????494??2001-11-09?16:39??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\dtw\dtw.m

?????文件???????1648??2001-11-09?17:49??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\dtw\dtw2.m

?????文件????????859??2001-11-09?09:30??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\dtw\mfcc.m

?????文件????????647??2001-11-09?12:33??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\dtw\testdtw.m

?????文件???????1855??2001-11-09?11:39??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\dtw\vad.m

?????文件??????19008??2001-11-12?10:58??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\record\record.fig

?????文件???????3974??2001-11-12?11:13??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\record\record.m

?????文件????????147??2001-11-12?10:52??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\record\sample.m

?????文件???????9581??2016-09-24?15:15??Induction?Motor?Direct?Torque\Induction?Motor?Direct?Torque\cilian.m

?????文件?????133363??2008-04-15?13:42??Induction?Motor?Direct?Torque\Induction?Motor?Direct?Torque\DFIGpwm.mdl

?????文件??????81204??2008-06-07?09:10??Induction?Motor?Direct?Torque\Induction?Motor?Direct?Torque\dtc.mdl

?????文件??????12019??2016-09-24?15:15??Induction?Motor?Direct?Torque\Induction?Motor?Direct?Torque\kaiguan.m

?????文件???????8606??2016-09-24?15:15??Induction?Motor?Direct?Torque\Induction?Motor?Direct?Torque\pulse.m

????...D..R?????????0??2016-09-24?13:21??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\cdhmm

????...D..R?????????0??2016-09-24?13:21??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\dtw

????...D..R?????????0??2016-09-24?13:21??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13\record

????...D..R?????????0??2016-09-24?13:21??Induction?Motor?Direct?Torque\35973510VAD-DTW-HMM\ch13

............此處省略7個文件信息