GAP analysis helps to indentify the strength of the trend.
This can be named by using the phase where it appears.
There are four types of GAP: Area gap, Breakout gap, Runaway Gap and Exhaustion gap.
Area gap appears in a non trending phase with low volume and get filled in near future.
Breakout gap appears when the price goes out of the range with good volume.
The Runaway gap appears after a Breakout in the same trend.
ID Runaway gap get filled within the same day or next day then it is called Exhaustion Gap