# Dynamics

Dynamics indicators measure trend strength, speed, and direction. Unlike momentum indicators that measure rate of change, dynamics indicators answer: "Is there a trend, and how strong is it?" Critical for filtering signals and avoiding whipsaws in ranging markets.

## Indicators

| Indicator                                   | Full Name                                    | Description                                                                   |
| :------------------------------------------ | :------------------------------------------- | :---------------------------------------------------------------------------- |
| [ADX](adx/Adx.md)                           | Average Directional Index                    | Trend strength 0-100. Direction-agnostic. <20 weak, >40 strong.               |
| [ADXR](adxr/Adxr.md)                        | Average Directional Movement Rating          | Smoothed ADX. Average of current and N-period ago ADX.                        |
| [ALLIGATOR](alligator/Alligator.md)         | Williams Alligator                           | Three SMAs (Jaw, Teeth, Lips). Spread indicates trend strength.               |
| [AMAT](amat/Amat.md)                        | Archer Moving Averages Trends                | Multiple EMA alignment. Requires fast/slow EMA plus directional confirmation. |
| [AROON](aroon/Aroon.md)                     | Aroon                                        | Time since high/low. Aroon Up/Down measure recency of extremes.               |
| [AROONOSC](aroonosc/AroonOsc.md)            | Aroon Oscillator                             | Aroon Up minus Aroon Down. Single line: +100 to -100.                         |
| [CHOP](chop/Chop.md)                        | Choppiness Index                             | Trendiness measure. High values = choppy. Low = trending.                     |
| [DMH](dmh/Dmh.md)                           | Ehlers Directional Movement with Hann        | Hann-windowed FIR filter on EMA-smoothed directional movement. Zero-centered. |
| [DMX](dmx/Dmx.md)                           | Jurik DMX                                    | Smoothed bipolar DMI using Jurik smoothing. Low noise.                        |
| [DX](dx/Dx.md)                              | Directional Movement Index                   | Raw directional strength. Unsmoothed ADX component.                           |
| [GHLA](ghla/Ghla.md)                        | Gann High-Low Activator                      | SMA(High)/SMA(Low) alternating on crossover.                                  |
| [HT_TRENDMODE](ht_trendmode/HtTrendmode.md) | Ehlers Hilbert Transform Trend vs Cycle Mode | Ehlers Hilbert Transform. Binary trend/cycle mode detection.                  |
| [ICHIMOKU](ichimoku/Ichimoku.md)            | Ichimoku Cloud                               | Five-line system. Cloud defines support/resistance zones.                     |
| [IMPULSE](impulse/Impulse.md)               | Elder Impulse System                         | EMA + MACD histogram alignment. Color-coded trend/momentum filter.            |
| [MINUS_DI](minusdi/MinusDi.md)              | Minus Directional Indicator                  | Downward directional movement as % of true range. 0-100.                      |
| [MINUS_DM](minusdm/MinusDm.md)              | Minus Directional Movement                   | Wilder-smoothed downward directional movement. Price units.                   |
| [PFE](pfe/Pfe.md)                           | Polarized Fractal Efficiency                 | Trend efficiency: straight-line / total path distance.                        |
| [PLUS_DI](plusdi/PlusDi.md)                  | Plus Directional Indicator                   | Upward directional movement as % of true range. 0-100.                        |
| [PLUS_DM](plusdm/PlusDm.md)                  | Plus Directional Movement                    | Wilder-smoothed upward directional movement. Price units.                   |
| [PTA](pta/Pta.md)                            | Ehlers Precision Trend Analysis              | Dual highpass bandpass. Zero-centered near-zero-lag trend.                   |
| [QSTICK](qstick/Qstick.md)                  | Qstick                                       | MA of (Close - Open). Positive = buying pressure.                             |
| [RAVI](ravi/Ravi.md)                         | Chande Range Action Verification Index       | \|SMA(short) − SMA(long)\| / SMA(long) × 100.                                |
| [SUPER](super/Super.md)                      | SuperTrend                                   | ATR-based trailing stop. Flips on breakout. Color-coded direction.            |
| [TTM_SQUEEZE](ttm_squeeze/TtmSqueeze.md)    | TTM Squeeze                                  | BB inside KC squeeze detection with linear regression momentum. John Carter.  |
| [TTM_TREND](ttm_trend/TtmTrend.md)          | TTM Trend                                    | Fast 6-period EMA. Color-coded trend from John Carter.                        |
| [VHF](vhf/Vhf.md)                           | Vertical Horizontal Filter                   | Max-min range / sum of absolute changes.                                      |
| [VORTEX](vortex/Vortex.md)                   | Vortex Indicator                             | VI+ and VI- measure positive/negative trend movement.                         |