astomo.us

Alvin Lucier’s “I am Sitting in a Room” is a classic piece of feedback-based sound design. It consists of Lucier sitting in a room with 2 distant mics, 2 tape decks, and speakers. The recording begins with Lucier verbally describing the process of the piece, which is that he is recording his voice, and after [...]

Two thoughts, in particular, stand out. In any sufficiently large field of study:
(a) there is no single person who is an authority, and
(b) at any given moment, there will be many people working independently on the same problem. To anyone who has done any type of research, these are self-evident truths. [...]

If sparse filters are a good idea then perhaps there exists a design algorithm that works better than windowing or Parks-McClellan.  Heres a really basic thing you could do instead that may or may not be any good:
Solve the constrained opt. problem:

where g is the desired freq. response, F is the DFT operator, and lambda [...]