Details of each filtering type can be read in Technical Papers: "Swiss Army Knife Indicator" and/or his book "Cybernetics Analysis for Stock and Futures"
These study scripts was built only to test/visualize an idea to see its viability and if it can be used to optimize existing strategy.
This is experimental indicator. Any ideas to further improve this indicator are welcome :)
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.