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Fractal Chaos Bands (FCB)

Created by Edward William Dreiss, Fractal Chaos Bands outline high and low price channels to depict broad less-chaotic price movements. FCB is a channelized depiction of Williams Fractal. [Discuss] 💬

chart for Fractal Chaos Bands (FCB)

// C# usage syntax
IEnumerable<FcbResult> results =
  quotes.GetFcb(windowSpan);

Parameters

windowSpan int - Fractal evaluation window span width (S). Must be at least 2. Default is 2.

The total evaluation window size is 2×S+1, representing ±S from the evaluation date. See Williams Fractal for more information about Fractals and windowSpan.

Historical quotes requirements

You must have at least 2×S+1 periods of quotes to cover the warmup periods; however, more is typically provided since this is a chartable candlestick pattern.

quotes is a collection of generic TQuote historical price quotes. It should have a consistent frequency (day, hour, minute, etc). See the Guide for more information.

Response

IEnumerable<FcbResult>

This method returns a time series of all available indicator values for the quotes provided.
It always returns the same number of elements as there are in the historical quotes.
It does not return a single incremental indicator value.
The periods before the first fractal are null since they cannot be calculated.

FcbResult

Date DateTime - Date from evaluated TQuote

UpperBand decimal - FCB upper band

LowerBand decimal - FCB lower band

Utilities

See Utilities and helpers for more information.

Chaining

This indicator is not chain-enabled and must be generated from quotes. It cannot be used for further processing by other chain-enabled indicators.