Natural Moving Average of Ocean Theory by Jim Sloman. More about Jim Sloman indicators at

amon 

Natural Moving Average of Ocean Theory by Jim Sloman. More about Jim Sloman indicators at

if that(his indicator) worked he could be Warrent Buffet by now.

ocn nma 2.mq4
ocn nma 3_3.ex4

I don't have source code for version 3.

All I can say is that the way this formula where codded in amibroker, it is really slow.

If one would like a 100 or 500 period average (like in daytrading), it is impossible.

There are too many loops - for().

I will take a look if I can speed it up.