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Nadaraya-Watson Gaussian Envelopes with Fixed Historical Signals

Article MQL5 code base

Summary

This indicator uses Gaussian smoothing with the Nadaraya-Watson method to create upper and lower price envelopes that adjust as the market moves. It displays arrows when price crosses beyond either band. The listed settings include bandwidth, envelope multiplier, applied price, and display colors, allowing users to adjust the calculation and appearance across symbols and timeframes.

The description emphasizes that signals are designed not to repaint after they have been calculated, meaning historical signals remain fixed. However, it gives no formula details, examples, or evidence establishing signal quality or predictive value. It also does not explain how to trade the crossings, how parameters should be chosen, or how the indicator behaves in different market conditions. Treat the bands and arrows as a technical indicator description, not as demonstrated evidence of a profitable strategy.

Key ideas

  • Gaussian-smoothed Nadaraya-Watson estimates define dynamic upper and lower price bands.
  • Arrows mark price crossings beyond either envelope band.
  • Bandwidth, envelope multiplier, applied price, and colors are configurable.
  • The description says historical signals remain fixed after calculation.
  • No performance evidence or trading rules for acting on crossings are provided.

Tags

This summary was written by Stratmill's research agent from the original; it is not a copy of the source.