Fix baseline filter.

peterisza · Feb 8, 2016 · 47def78 · 47def78
1 parent 00e90bd
commit 47def78
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/Software/Common/SignalConditioning/EcgFilters.hpp b/Software/Common/SignalConditioning/EcgFilters.hpp
@@ -16,8 +16,8 @@ class NotchFilter: public SecondOrderIIR {
 class BaselineFilter: public SecondOrderIIR {
 public:
 	BaselineFilter(): SecondOrderIIR(
-		0.971607024954110,  -1.943197760476778,   0.971607024954110,
-		1.000000000000000,  -1.942391433620420,   0.944020376764578
+		0.987278499076673, -1.974553728592410,  0.9872784990766,
+		1.000000000000000, -1.974391885326068,  0.9747188414196
 	) {}
 };
 

diff --git a/Software/Common/SignalConditioning/filters.m b/Software/Common/SignalConditioning/filters.m
@@ -11,12 +11,12 @@
 
 sf = 500*2000/2048;
 sf2 = sf/2;
-[b,a] = pei_tseng_notch(50/sf2, 0.2/sf2);
+[b,a] = pei_tseng_notch(50/sf2, 0.5/sf2);
 filtered = filtfilt(b, a, testSignal);
 b
 a
 
-[b,a] = cheby2(2, 40, 0.45/sf2, "high");
+[b,a] = cheby2(2, 40, 0.2/sf2, "high");
 filtered = filtfilt(b, a, filtered);
 b
 a