Syntax
public BandPass(DataSeries ds, int period, string description, double bandWidth = 0.25)
public static BandPass Series(DataSeries ds, int period, double bandWidth)
public static BandPass(DataSeries ds, int period)
Parameter Description
| ds | A DataSeries object |
| period | Lookback period |
| bandWidth | (optional) Band width |
Description
Featured in John Ehlers' article from
August 2019 issue of Technical Analysis of Stocks & Commodities magazine, the BandPass indicators is a two-pole bandpass filter. A band limiting filter like this is required to make the
Voss predictive filter's output useful because market data has unlimited bandwidth.
Example
Please refer to
TASC August 2019 issue, "A Peek Into The Future (Ehlers)".