Trend Score indicator by Tushar S. Chande was described in the article "Rating Trend Strength" in S&C magazine (September 1993).
It displays both the power and direction of a trend.
There are five inputs:
- Price method - applied prices
- Open/Close - current Open and Close
- Close/Close - past and current Close
- Period method - use the range in calculation
- Use period
- Do not use period
- Overbought - overbought level
- Oversold - oversold level

Fig. 1. Period method = Use period

Fig. 2. Period method = Do not use period