find_syll.m
上传用户:speoil
上传日期:2022-06-23
资源大小:224k
文件大小:2k
- %function h = find_syll(q)
- wavread open4;
- first_signal = ans;
- vector1_length = length(first_signal);
- f=0;
- i=0;
- s= 0;
- count1 = 1;
- start=0;
- finish=0;
- while s < 1
- if max(abs(first_signal(count1:count1+1000))) > .99
- i=i+1;
- start(i) = count1;
- f=0;
- while f < 1
- if max(abs(first_signal(count1:count1+1000))) < .99
- finish(i) = count1;
- f = 1;
- else
- count1 = count1 + 1000;
- if count1+1000 > vector1_length
- f = 1;
- end
- end
- end
- end
-
- count1 = count1 + 1000;
- if count1+1000 > vector1_length
- s = 1;
- end
-
- end
- count_syllable = length(start);
- first_syll = first_signal(start(1):finish(1));
- second_syll = first_signal(start(2):finish(2));
- subplot(4,1,1)
- plot(first_signal)
- t1=[0:1/(length(first_syll)-1):1];
- subplot(4,1,2);
- plot(t1,first_syll)
- t2=[0:1/(length(second_syll)-1):1];
- subplot(4,1,3);
- plot(t2,second_syll)
- length_f = length(first_syll);
- length_s = length(second_syll);
- fft_first = abs(fft(first_syll));
- half_f = round(length_f/2);
- main_f = fft_first(half_f:length_f);
- fft_second = abs(fft(second_syll));
- half_s = round(length_s/2);
- main_s = fft_second(half_s:length_s);
- t1=[0:1/(length(main_f)-1):1];
- subplot(3,1,1)
- plot(t1,main_f)
- t2=[0:1/(length(main_s)-1):1];
- subplot(3,1,2)
- plot(t2,main_s)
- power_f = sum(main_f)/length(main_f);
- power_s = sum(main_s)/length(main_s);
-