Re: direction finding algorithm

["werainey" <>]

> Hi all,
>       I have some multichannel recordings made with 4
hydrophones, 3 of which
> are mounted on a same plane and the fourth higher then the
other 3.
> I'm in search of an algorithm to calculate the direction (bearing
and
> elevation) of an acoustic source given the time delays I
measure on among
> the four hydrophones and their 3D coordinates.
> Any hint will be much appreciated!
>
> Gianni
There are programs, including, I think, source code, for acoustic
localization, on Dave Mellinger's web site :
http://cetus.pmel.noaa.gov/cgi-bin/MobySoft.pl

Bill R.





________________________________________________________________________
________________________________________________________________________