public void bandpass(double low_value, double high_value)
{
OnlineFilter bandpass = OnlineFirFilter.CreateBandpass(ImpulseResponse.Finite, fs_hz, low_value, high_value);
for (int column_id = first_eeg_channel; column_id <= last_eeg_channel; column_id++)
{
double[] filtered = bandpass.ProcessSamples(data.GetColumn(column_id));
data = data.SetColumn(column_id, filtered);
}
}
public double[] Bandpassfilter(double[] data, int sampling, int lowcutoff, int highcutoff)
{
this._sampling = sampling;
this._low_cutoff_ = lowcutoff;
this._high_cutoff_ = highcutoff;
var bandpassnarrow = OnlineFirFilter.CreateBandpass(ImpulseResponse.Finite, sampling, _low_cutoff_, _high_cutoff_, 17);
data = bandpassnarrow.ProcessSamples(data);
return(data);
}
