GT::Indicators::RAVI - RAVI Trendindicator
The RAVI is a simple yet efficient trendindicator. It is calculated as follows:
RAVI = ABS ( 100 * ( SMA(Short) - SMA(Long) ) / SMA(Long) )
The long Period divided by the short should always be 10. A Trend is indicated if the RAVI crosses the 3%-level.
The first argument is the period used to calculed the short average.
The second argument is the period used to calculed the long average.