Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 23080

Audio, or in terms of signal processing, an audio signal is an analog or digital representation of sound, typically as an electrical voltage.

8 votes
2 answers
2k views

Non-negative matrix factorization for audio separation - why does it work?

Applied to audio source separation, $\mathbf V$ is the spectrogram (which is known to us), and $\mathbf W$ is the basis non-negative spectra, $\mathbf H$ is their temporal activations. …
Samyukta Ramnath's user avatar
1 vote
2 answers
1k views

Understanding the constraint on distance between microphones in microphone array for Directi...

The distance between microphones in a two-microphone array for direction of arrival estimation, should be at least less than half of the wavelength of the signal that is being detected by the micropho …
Samyukta Ramnath's user avatar
1 vote
1 answer
1k views

Audio localization accuracy with two microphones

I am attempting to find the location of sound using two microphones, using cross-correlation methods. I am not getting very consistent and accurate results, there are instances where there seem to be …
Samyukta Ramnath's user avatar
1 vote
1 answer
803 views

Is there any relation between mono/stereo recording and the peak frequency of sound detected?

p.get_device_info_by_host_api_device_index(0,i).get('name') deviceNum = i devinfo = p.get_device_info_by_index(deviceNum) print "Selected device is ",devinfo.get('name') # List of available audio … p.get_device_info_by_host_api_device_index(0,i).get('name') deviceNum = i devinfo = p.get_device_info_by_index(deviceNum) print "Selected device is ",devinfo.get('name') # List of available audio
Samyukta Ramnath's user avatar