def _filtering(self, fc, filt_len, num_rep, apbflag):
'''
Filtering process of the membrane potential recording to remove high frequency and dc noise.
Input
-----
fc (double):
Cut off frequency of the high pass filter.
filt_len (int):
Length of low pass smoothing filter
num_rep (int):
Number of repeats of low pass filtering
'''
if apbflag:
N = self._num_apbrec
else:
N = self._num_rec
for i in range(N):
temph = _dpt.highpassfilter(self.mps[i,:], fc)
templ = _dpt.lowpassfilter(_np.real(temph), filt_len, num_rep)
self.mps[i,:] = _np.real(templ)
def _filtering_avg(self, fc, filt_len, num_rep, apbflag):
temph = _dpt.highpassfilter(self.mp, fc)
templ = _dpt.lowpassfilter(_np.real(temph), filt_len, num_rep)
self.mp = _np.real(templ)