semitone2fs.asv

一个能根据心电图信号产生音乐的matlab程序

frecord=5000;
duration=100;
ftone=semitone2ftone(69);
t=0:1/fs/frecord:;
y=sin(t);


function ftone=semitone2ftone(semitone)
%la = 69
fs=exp((semitone-69)/12*log(2))*440;