Re: [LAD] Detecting one sample within another

From: Erik de Castro Lopo <mle+la@email-addr-hidden-nerd.com>
Date: Sat Nov 03 2007 - 23:22:56 EET

Patrick Marchwiak wrote:

> Given a sample clip, I would like to be able to find in another audio file a
> part that sounds similar to the clip. So for example, given a cymbal sample,
> I would like to be able to find a part of an audio file that sounds similar
> to a cymbal. I am not interested in beat detection, but rather just getting
> a single slice.

Its a well know problem isn digital signal processing and has a well know
solution (amongst the DSP people anyway):

    http://en.wikipedia.org/wiki/Matched_filter

Cheers,
Erik

-- 
-----------------------------------------------------------------
Erik de Castro Lopo
-----------------------------------------------------------------
"I invented the term Object-Oriented, and I can tell you I
did not have C++ in mind." -- Alan Kay
_______________________________________________
Linux-audio-dev mailing list
Linux-audio-dev@email-addr-hidden
http://lists.linuxaudio.org/mailman/listinfo/linux-audio-dev
Received on Sun Nov 4 00:15:04 2007

This archive was generated by hypermail 2.1.8 : Sun Nov 04 2007 - 00:15:04 EET