Can someone explain to me what the QQE and Gann indicator is? What is it measuring? I have tried googling it and I can't find a good description or explanation.

Anybody can make EA for QQE indicator? 10 replies
Alerts For QQE Adv Indicator 5 replies
Merc's special Fibonacci trading,in combo w/QQE Gann etc.etc. 7 replies
anyone know the QQE Indicator? 1 reply
QQE and Gann Hi Lo Indicator 3 replies