Trend Strength Index

Name Type Prerequisite Use Cases
Trend Strength Index (TRSI) Momentum/Trend EMA Distinguishing between strong trends and "noise."

Definition

The Trend Strength Index measures the persistence of a trend. Unlike standard momentum oscillators, it focuses on the quality and consistency of the directional move.

Special cases

  • Maximum possible value: Unbounded
  • Minimum possible value: Unbounded
  • Behavior: Oscillates around zero to measure the strength of the short/medium trend.

Visualization

Trend Strength Index (TRSI)

  1. Trend Confirmation: High values indicate a strong, sustainable trend.

  2. Warning: Declining values in an uptrend may signal a weakening trend before price actually reverses.