Sign in
Search audiodsp
Subscribe to audiodsp
audiodsp by Keywords
Discussion Groups
See Also
Discussion Groups | Audio Signal Processing
Technical discussions related to Audio Signal Processing (digital effects, acoustics, noise reduction, musical signal processing, etc).
Thresholding for Note Onset Detection [3 Articles]
bloodfire1004 - Jul 17 2011
Hi!
Regarding Note Onset Detection (that is, trying to find where a new note begins), I am having problems on trying to determine what my threshold should be.
Currently, what... 
scaling [3 Articles]
milad - Jun 21 2011
Hi,
I have a basic question regarding fixed point scaling.
Suppose I have frame based DSP system and
I want to scale each frame such that it is in the appropriate
range for ... Questions about Filtering and Note Onsets?
bloodfire1004 - Jun 20 2011
Forgive me if I may come as ignorant but I would like to ask some questions regarding using Filter Algorithms for Note Onset Detection.
1. Is 'Detection Function' the same as us... Acoustic Echo Cancellation using Unconstraint Partitioned Fast Block LMS [2 Attachments]
Karthikeyan Sekar - Jun 20 2011
... Re: Issue implementing Energy threshold algorithm forVoice Activity Detection [2 Articles]
Jeff Brower - Jun 9 2011
Vineet-
> Thanks a lot for your suggestions. I will revise the algorithm and post my
> findings.
>
> I also found another major flaw in my code where my second for loop *... Issue implementing Energy threshold algorithm for Voice Activity Detection [4 Articles]
kash...@gmail.com - Jun 3 2011
Hi all
I am trying to implement the energy threshold algorithm for voice activity detection and not getting meaningful values for energy for frames of size wL.
wL = 1784 // a... Asymmetric gaussian type function through signal filtering [3 Articles]
s068...@sms.ed.ac.uk - Jun 3 2011
Hi there, i'm trying to get an asymmetric gaussian type shape that i can parameterise, i thought perhaps signal filtering might be an efficient way to do it. Only problem is i don'... Guitar Chord Recognition [3 Articles]
bloodfire1004 - Jun 1 2011
Hi!
I would like to ask questions regarding some possible algorithms for Guitar Chord recognition.
Currently, what I have is that I am using 'Chroma Vectors', in which I use ... Detecting a short, specific waveform..... [6 Articles]
"Mark E. Skeels" - May 31 2011
All,
I am totally new to DSP's.
My question is, how would you go about detecting a certain type of short
waveform (couple of mSec) and rejecting others, such as a gun shot... Real FFT implementation [8 Articles]
fezi...@gmail.com - May 12 2011
Hi everyone,
I need assistance in computing FFT of real valued data. Googling, i found that sorensen has developed and implemented an algorithm. But i couldnt find the...