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…11f-8dd4-0c094a991339
gcode-mirror · Jan 21, 2014 · 0bf47c1 · 0bf47c1
1 parent fc8dce5
commit 0bf47c1
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src_matlab/dsp/butterworth_filter_envelope.m b/src_matlab/dsp/butterworth_filter_envelope.m
@@ -0,0 +1,10 @@
+function [out] = emgFilterIntegrate(in,fs)
+
+[b a] = butter(4,[20 500]/(fs/2),'bandpass');
+
+in = filtfilt(b,a,in);
+
+b_int = ones(0.2*fs,1)/fs;
+out = filter(b_int,1,in.^2);
+
+end