VHF determines whether prices are in trending or congestion phase. Rising edge signifies a trend, falling edge signifies prices may be entering congestion phase.
Many use this as a contrarian indicator, which is my personal preference too.
I have added an option to plot EMA too, to see how strong the trend/no-trend values are.
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 publications is governed by House rules. You can favorite it to use it on a chart.
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.