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[Sapphire] JetStream (SWMA + Laguerre Filter)

A Dynamic Fusion of Sine Weighted Moving Average and Laguerre Filter

The [Sapphire] JetStream Indicator is a versatile tool that combines the Sine Weighted Moving Average (SWMA) and the Laguerre Filter. This can be used to dynamically visualize price movements overtime.

Core Components:

Sine Weighted Moving Average (SWMA):
  • The SWMA applies sine-weighted coefficients to recent price values, producing a responsive moving average that adapts to market conditions.
  • The plotted SWMA line changes its color based on directional movement:
  • Cyan: Upward trend.
  • Gray: Downward trend.
  • The sensitivity of the SWMA is controlled via the SWMA Length input, allowing users to fine-tune its responsiveness to price changes.


Laguerre Filter:
  • The Laguerre Filter uses recursive smoothing techniques to extract meaningful trends while minimizing lag.
  • The filter line dynamically changes color:
  • Blue: Upward momentum.
  • White: Downward momentum.
  • The Laguerre Alpha parameter adjusts the filter's smoothing intensity, giving users control over its reaction to price fluctuations.



Bar Repainting:
  • The bar coloring feature adds another layer of visualization by dynamically altering bar colors based on the interaction between the SWMA and Laguerre Filter:
  • White: Both SWMA and Laguerre Filter are trending upward.
  • Teal: Both SWMA and Laguerre Filter are trending downward.
  • Cyan: Divergence between the two (one trending upward, the other downward).
Moving Averages

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