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. คุณสามารถตั้งเป็นรายการโปรดเพื่อใช้บนชาร์ตได้