This is the Stochastic Cyber Cycle Trigger indicator described in Chapter 8.  The Trigger indicator is created by delaying the StochasticCycle indicator by one bar.  It may be combined with the Cyber8_StochasticCycle indicator to create a trading system.

PriceIn = defaults to Close but change to the Price indicator to match the book

alpha = defaults to 0.07 as described in the book

Length = defaults to 8 as described in the book

For more information on this indicator, refer to Chapter 8 of "Cybernetic Analysis for Stocks and Futures" by John Ehlers, Publisher: John Wiley & Sons; (March 19, 2004), ISBN: 0471463078.