[WM]: Masking threshold

["Muneish Adya" <muneish.adya@gmail.com>]

Hi friends,

 

I am again stuck......need your help

well i need a code(preferably matlab) to find the masking threshold...based on HAS...

 

well i also wanted to ask....that in MATLAB....in the following code..

 

"alpha = wavread('try.wav',8192);

Y = fft(alpha,8192);

Pyy = (Y.* conj(Y))/8192;

f = Fs*(0:4096)/8192;

plot(f,Pyy(1:4097))"

 

 

what wil Pyy denote. Sorry i am not dat good in signal processing hence im unable to dedeuce...

please help

 

 

Thanks and regards

 

Muneish Adya

India