Subject: Re: Filter PET scanner noise (fwd) From: flatmax <flatmax(at)CSE.UNSW.EDU.AU> Date: Wed, 22 Nov 2000 21:57:23 +1100Assuming this is software based speech enhancement, you might want to try the follwing link: http://harduf.technion.ac.il/flatmax It has software which works (with a small ammount o modification) under octave (http://www.octave.org), originaly made with Matlab however (Linux OS). Matt On Wed, 22 Nov 2000, Tom Brennan wrote: > I had intended to send the message below to the list and see that I didn't get > it there. I'd be interested in feedback from the group as I am also doing some > high noise work. > > Tom > > > Tom Brennan, CCC-A/SLP, RHD > web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html > web master http://titan.sfasu.edu/~f_freemanfj/speechscience.html > web master http://titan.sfasu.edu/~f_freemanfj/fluency.html > > ---------- Forwarded message ---------- > Date: Tue, 21 Nov 2000 16:36:46 -0600 (CST) > From: Tom Brennan <g_brennantg(at)TITAN.SFASU.EDU> > To: Fatima Husain <fhusain(at)CNS.BU.EDU> > Cc: g_brennantg <g_brennantg(at)TITAN.SFASU.EDU> > Subject: Re: Filter PET scanner noise > > You might try a throat mic although speech quality will be somewhat compromised. > I have used bone conduction mics but have been dissatisfied with the quality of > reproduction with them. One other thing you might try is to use either computer > averaging or a dsp technique to filter out the scanner noise. However, this > will be difficult to do since the scanner is so loud. > > One other thing that might be tried is the use of a steno microphone such as > court recorders use. I've used them in classrooms and they do cut out a good > deal of outside noise. > > Tom > > > Tom Brennan, CCC-A/SLP, RHD > web page http://titan.sfasu.edu/~g_brennantg/sonicpage.html > web master http://titan.sfasu.edu/~f_freemanfj/speechscience.html > web master http://titan.sfasu.edu/~f_freemanfj/fluency.html >