Recreate the indicator according to Ms. Brown's book "Technical analysis for the trading professional"
The formula of this indicator on page 369 of this book is as follows:
Step 1: create a 9-period momentum indicator of 14-period RSI. Yes, it is momentum on RSI , not price. This is an indicator on an indicator.
Step 2: create a very short3-period RSI and then a simple 3-period moving average of the 3-period RSI to smooth is Slightly.
Step 3: add Step 1 and 2 together to create the Composite Index.
Step 4: create two simple moving averages of the Composite Index using the period 13 and 33.
Step 5: plot the composite Index and its two simple averages as three lines in a separate frame under the price data.