How to remove the background noise from the signal data ?
3 views (last 30 days)
Show older comments
Data contains biological signature with background noise? need to remove the background noise, so i will get a clear biological signature . Details of the data: Sampling frequency=50kHz, sampling duration=30 seconds.
Please give me the idea how to remove the background noise using matlab codes. i need a .m file.
thanks
0 Comments
Answers (1)
Image Analyst
on 24 Dec 2013
Use a denoising filter. Like perhaps sgolay(), the Savitzky-Golay filter, in the Signal Processing Toolbox which fits a polynomial to the data in a sliding window. There is also a curve fitting toolbox that you may need for more complicated signals.
0 Comments
See Also
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!