https://github.com/jchavanton/sign_xcorr
audio signal cross correlation using FFT
https://github.com/jchavanton/sign_xcorr
Last synced: 8 months ago
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audio signal cross correlation using FFT
- Host: GitHub
- URL: https://github.com/jchavanton/sign_xcorr
- Owner: jchavanton
- Created: 2019-04-29T16:53:00.000Z (over 6 years ago)
- Default Branch: master
- Last Pushed: 2020-01-16T16:59:02.000Z (almost 6 years ago)
- Last Synced: 2025-02-06T00:43:22.665Z (11 months ago)
- Language: C
- Homepage:
- Size: 3.04 MB
- Stars: 7
- Watchers: 2
- Forks: 3
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
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README
# sign_xcorr
## cross-correlation using FFT
Sample program providing an example of cross-correlation using FFT on PCM raw audio files
It will compute the correlation coefficient by normalizing the auto-correlation
```
make
./signal_xcorr
```
## this app is using
https://github.com/mborgerding/kissfft
# extra
https://en.wikipedia.org/wiki/Dynamic_time_warping
http://www.speech.zone/exercises/dtw-in-python/recap-of-how-dtw-works/