資源簡介
基于DTW的一個(gè)簡單語音識(shí)別代碼,可以識(shí)別0~9十個(gè)數(shù)字,帶有g(shù)ui頁面

代碼片段和文件信息
function?dist?=?dtw(test?ref)
global?x?y_min?y_max
global?t?r
global?D?d
global?m?n
t?=?test;
r?=?ref;
n?=?size(t1);
m?=?size(r1);
d?=?zeros(m1);
D?=??ones(m1)?*?realmax;
D(1)?=?0;
%?如果兩個(gè)模板長度相差過多,匹配失敗
if?(2*m-n<3)?|?(2*n-m<2)
dist?=?realmax;
return
end
%?計(jì)算匹配區(qū)域
xa?=?round((2*m-n)/3);
xb?=?round((2*n-m)*2/3);
if?xb>xa
%xb>xa?按下面三個(gè)區(qū)域匹配
%????????1???:xa
%????????xa+1:xb
%????????xb+1:N
for?x?=?1:xa
y_max?=?2*x;
y_min?=?round(0.5*x);
warp
end
for?x?=?(xa+1):xb
y_max?=?round(0.5*(x-n)+m);
y_min?=?round(0.5*x);
warp
end
for?x?=?(xb+1):n
y_max?=?round(0.5*(x-n)+m);
y_min?=?round(2*(x-n)+m);
warp
end
elseif?xa>xb
%xa>xb?按下面三個(gè)區(qū)域匹配
%????????0???:xb
%????????xb+1:xa
%????????xa+1:N
for?x?=?1:xb
y_max?=?2*x;
y_min?=?round(0.5*x);
warp
end
for?x?=?(xb+1):xa
y_max?=?2*x;
y_min?=?round(2*(x-n)+m);
warp
end
for?x?=?(xa+1):n
y_max?=?round(0.5*(x-n)+m);
y_min?=?round(2*(x-n)+m);
warp
end
elseif?xa==xb
%xa=xb?按下面兩個(gè)區(qū)域匹配
%????????0???:xa
%????????xa+1:N
for?x?=?1:xa
y_max?=?2*x;
y_min?=?round(0.5*x);
warp
end
for?x?=?(xa+1):n
y_max?=?round(0.5*(x-n)+m);
y_min?=?round(2*(x-n)+m);
warp
end
end
%返回匹配分?jǐn)?shù)
dist?=?D(m);
function?warp
global?x?y_min?y_max
global?t?r
global?D?d
global?m?n
d?=?D;
for?y?=?y_min:y_max
D1?=?D(y);
if?y>1
D2?=?D(y-1);
else
????????D2?=?realmax;
end
if?y>2
D3?=?D(y-2);
else
????????D3?=?realmax;
end
????d(y)?=?sum((t(x:)-r(y:)).^2)?+?min([D1D2D3]);
end
D?=?d;
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-04-26?10:44??DTW實(shí)現(xiàn)數(shù)字識(shí)別\
?????目錄???????????0??2018-04-16?17:21??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\
?????文件????????1542??2009-08-27?00:20??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\dtw.m
?????文件????????2207??2009-08-07?17:25??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\enfr
?????文件????????9598??2016-03-30?14:29??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\main.fig
?????文件????????7180??2018-04-26?10:11??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\main.m
?????文件????????3549??2005-02-21?16:22??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\melbankm.m
?????文件????????1013??2016-03-29?22:58??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\mfcc.m
?????文件??????177114??2018-04-26?10:40??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\mfcc.mat
?????目錄???????????0??2018-04-26?10:13??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\
?????文件???????49210??2012-04-11?10:06??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\01.wav
?????文件???????46138??2012-04-11?10:08??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\11.wav
?????文件???????48442??2012-04-11?10:11??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\21.wav
?????文件???????20236??2006-10-23?10:10??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\31.wav
?????文件???????15452??2006-10-22?10:42??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\41.wav
?????文件???????53050??2012-04-11?13:23??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\51.wav
?????文件???????43066??2012-04-11?13:23??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\61.wav
?????文件???????15768??2006-10-23?14:19??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\71.wav
?????文件???????16182??2006-10-22?21:47??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\81.wav
?????文件???????23938??2006-10-22?11:21??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\test\91.wav
?????目錄???????????0??2018-04-26?10:10??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\
?????文件???????34618??2009-08-27?21:46??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\00.wav
?????文件???????33850??2009-08-27?21:45??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\10.wav
?????文件???????39994??2009-08-27?21:45??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\20.wav
?????文件???????40762??2009-08-27?21:44??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\30.wav
?????文件???????34618??2009-08-27?21:44??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\40.wav
?????文件???????33850??2009-08-27?21:43??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\50.wav
?????文件???????36922??2009-08-27?21:43??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\60.wav
?????文件???????41530??2009-08-27?21:42??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\70.wav
?????文件???????35386??2009-08-27?21:42??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\80.wav
?????文件???????47674??2009-08-27?21:42??DTW實(shí)現(xiàn)數(shù)字識(shí)別\程序\train\90.wav
............此處省略2個(gè)文件信息
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