what is the reason for negative values of PSNR in audio signals?

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snehajadiye

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hello,
my project title is vocal removal prom multiobject audio, this is my ME project.
i am doing it on MATLAB by using LMS filter. i wants to calculate some parameters also, so i am calculating PSNR values using matlab formula. but the negative values r coming as result. can anyone please expain why this happening?
 

Hi,

you give no values.. So how can we know?

I assume your inputs are wrong.


Klaus
 

KlausST said:
Hi,

you give no values.. So how can we know?

I assume your inputs are wrong.


Klaus
Click to expand...

sir, i am directly adding formula for psnr in my matlab code..

the values as a result are like for the song input MSE is 41.5433 amd PSNR is -43.3302
 

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