On 2/17/2010 6:02 PM, [email protected] wrote: > Professor Baker - > > this is an interesting idea and I say bravo for thinking along such lines in > response to a common, practical problem. I think such mucking around in the > frequency domain is commonly done in generating/editing audio for certain > effects, and in many recording and production circumstances. > > The problem is with this idea applied to recording is that the acoustic > environment around a horn (the room) and its interaction with the horn and > the microphones is fundamentally NOT a linear system. There are all kinds > of nonlinear coupling and effects in such a complex acoustic system. > Probably to a weak first-order approximation this transfer-function could be > made, but I believe your suggestion relies on clean, linear-superposition of > the behind and front acoustic signals, which would not be very accurate in a > real situation. Check out the literature on acoustic source-separation and > you'll find this problem ubiquitous in similar tasks. > > just my .02 cents. this would not be hard to mock-up in MATLAB sometime and > try it out. > > any other thoughts anyone? > > david - physics and horn performance student > > > =======================================
" ... just my .02 cents. ..." I don't understand this either, but it is probably worth more than two-hundredths of a cent. David G _______________________________________________ post: [email protected] unsubscribe or set options at https://pegasus.memphis.edu/cgi-bin/mailman/options/horn/archive%40jab.org
