Double Stochastic is use 2 Stochastic for monitoring price swing.
Slow Stochastic (21,3,3) for monitoring the swing of price cycle.
Fast Stochastic (5,1,1) for monitoring the swing in price ripple.
When 2 Stochastic run way from each other, separately , mean Price will move only retrace or rebound in ripple movement.
When 2 Stochastic Flip and Run break thru...