NOISE REMOVAL IN EMG SIGNAL
13 次查看(过去 30 天)
显示 更早的评论
Hi everyone, I've just extracted my EMG data in excel files. Currently I want to filter the EMG noise. Can someone show the matlab coding to filter it. I need to submit my task next week.I'm still new in MATLAB. please help mee
1 个评论
Adam
2019-12-5
It would help if you posted an example. I don't know off-hand what EMG signals look like and whether they have their own peculiar type of noise compared to other signals.
doc sgolayfilt
is what I often use for smoothing signals in a non-aggressive way to remove some noise, but whether it is useful here or not I can't really say, and it would require you to have the Signal Processing Toolbox.
采纳的回答
Roshni Garnayak
2019-12-9
A simple filtering noise removal technique for EMG signals is to attenuate some high-frequency and low-frequency noises using digital Butterworth filters of order 4. Refer to the link below to use Butterworth filters in MATLAB:
0 个评论
更多回答(0 个)
另请参阅
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!