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v0.8.6: update indicator docs, ndepend tooling, ALMA refactor, gitignore cleanup

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Miha Kralj
2026-03-13 13:46:52 -07:00
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lib/volatility/massi/Massi.md
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@@ -13,9 +13,7 @@
| **PineScript** | [massi.pine](massi.pine) |
- The Mass Index, developed by Donald Dorsey and introduced in the June 1992 issue of *Technical Analysis of Stocks & Commodities*, identifies potent...
- Parameterized by `emalength` (default 9), `sumlength` (default 25).
- Output range: $\geq 0$.
- Requires 1 bar of warmup before first valid output (IsHot = true).
- **Similar:** [BBW](../bbw/bbw.md) | **Complementary:** Reversal signals | **Trading note:** Mass Index; detects range bulges signaling reversals (>27 = reversal setup).
- Validated against TA-Lib, Skender, and Tulip reference implementations where available.
The Mass Index, developed by Donald Dorsey and introduced in the June 1992 issue of *Technical Analysis of Stocks & Commodities*, identifies potential trend reversals by measuring the narrowing and widening of the range between high and low prices. Unlike directional indicators, MASSI focuses on the *pattern* of range expansion and contraction, particularly the characteristic "reversal bulge" that often precedes significant market turns.
@@ -221,4 +219,4 @@ Massi.Calculate(ranges, output, emaLength: 9, sumLength: 25);
- Dorsey, Donald. (1992). "The Mass Index." *Technical Analysis of Stocks & Commodities*, June 1992.
- Achelis, Steven B. (2000). *Technical Analysis from A to Z*. McGraw-Hill.
- Pring, Martin J. (2002). *Technical Analysis Explained*. McGraw-Hill.
- Pring, Martin J. (2002). *Technical Analysis Explained*. McGraw-Hill.