Adaptive Bollinger Bands is an advanced Bollinger Bands technical indicator for MT4 Forex trading. Adaptive Bollinger Bands can change the look back period dynamically based on current Forex market condition. Adaptive Bollinger Bands adapts to the Forex market changes as much as possible. Adaptive Bollinger Bands is more advanced than traditional Bollinger Bands. Main features 6 adaptive methods in one indicator! 7 moving average method. Simple, exponential, smoothed, linear weighted, volume weighted, double EMA, and triple EMA. 7 applied price types. Beside 6 MetaTrader price types: close, open, high, low, median, typical, and weighted, John Ehlers RSI smoothing is also supported. No repaints, no recalculation. Automatically determines the best period of Bollinger Bands to adapt to the current market conditions. Works with 4 and 5 digits brokers. High quality. The indicator is written in C++ and is a part of my ftap project. How is the look back period determined There are six adaptive methods in Adaptive Bollinger Bands, all works in the similar way. In ranging, sideways, swing, choppy, and oscillating market, the look back period tends to be shorter. In trending market, the period tends to be longer. The stronger trend, the longer period. The weaker trend, the shorter period. With this mechanism, in trending market, Adaptive Bollinger Bands is less likely to change its direction so we can ride on the trend for longer time. And in ranging market, Adaptive Bollinger Bands will change its direction more often so that we can either catch the upcoming trend early or catch each reversals in the market.

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