Abbreviation: Arms Short-Term Index: ExpAvg Diff
Category: Market Advance / Decline
Input Parameters:
| Name | Range | Default |
| Advancing Issues | ||
| Declining Issues | ||
| Volume of Advancing Issues | ||
| Volume of Declining Issues | ||
| ExpAvg1 Periods | Int >=1 | 5 |
| ExpAvg2 Periods | Int >=1 | 10 |
Calculation:
ExpAvg(X, ExpAvg1 Periods) – ExpAvg(X, ExpAvg2 Periods)
where
X = Arms Short-Term Trading Index(Advancing Issues, Declining Issues, Volume Advancing Issues, Volume Declining Issues)
Arms Short-Term Trading Index represents Arms Short-Term Trading Index (TRIN)
ExpAvg represents Exponential Moving Average
Discussion:
This indicator attempts to quantify movements in the Arms Short-Term Trading Index indicator by calculating the difference between two moving averages. Since it uses exponential moving averages (which give more importance to the most recent periods than to less recent periods), the indicator tends to focus more upon movement occurring in the most recent periods.