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Subject:Voice Stress Analysis
Posted by: agra1
Date:7/18/2000 11:07:00 PM

Hey Folks,

Was wondering if:
(a) Sound Forge is capable of analyzing sounds files to
test for voice stress.
(b) Has anybody done it?

To do VSA you need to look at Random FM in the 8-12Hz range
when somebody talks.

If they are trying to deceive you this FM changes.

Its explained better at :
http://www.umr.edu/~police/cvsa/cvsamenu.htm

Would be quite neat if ya could. I would guess that you
would have to use a bandpass filter to get rid of
everything outside the 8-12 Hz range and then analyise the
FM?

How would you analyise the FM?

- Al


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