Periodic Linear Regression

Periodic Linear Regression Indicator for NinjaTrader
Measure the trend. Trade with statistical precision.

The Periodic Linear Regression (PLR) indicator brings a quantitative edge to your trading by combining adaptive regression analysis with dynamic channel bands.

Instead of guessing market direction, PLR allows you to measure the trend mathematically, visualize its structure, and identify high-probability support and resistance zones based on statistical deviation.

The Concept

Markets are not random—they follow structure.

PLR uses linear regression to calculate the most accurate trend path within a defined period, then builds channel bands around it using statistical deviation.

• Regression Line: The true directional path of price
• Upper Band: Statistical resistance
• Lower Band: Statistical support

This gives you a data-driven framework for trading trends and ranges.

Two Powerful Modes

Static Mode (Structured Analysis)

• Locks regression to a defined anchor period
• Creates clear segmented trend phases
• Ideal for higher timeframe and macro analysis

Rolling Mode (Real-Time Momentum)

• Continuously recalculates with each new bar
• Adapts instantly to market changes
• Perfect for intraday and active trading

Switch between modes depending on whether you want structure or responsiveness.

What You See on the Chart

• ✔ Linear regression trend line
• ✔ Upper and lower channel bands
• ✔ Gradient-colored trend direction
• ✔ Bullish and bearish channel visualization

This creates a complete statistical trend model directly on your chart.

Key Features

Adaptive Regression Engine

• Calculates best-fit trend line for price
• Adapts based on selected anchor period
• Supports multiple price sources (Close, Open, High, Low, HLC3)

Dynamic Channel Bands (RMSE-Based)

• Channels derived from statistical deviation
• Identify overextended price zones
• Highlight potential reversal or continuation areas

Flexible Anchoring System

• Periodic anchors (Minute, Hour, Day, Week)
• Rolling calculation for real-time tracking
• Customizable anchor behavior

Advanced Visualization

• Gradient coloring for trend direction
• Bullish and bearish channel coloring
• Adjustable opacity and rendering limits
• Toggle regression line and bands independently

Automation & Strategy Integration

PLR exposes key data for system trading:

• Regression line (trend direction)
• Upper band (resistance)
• Lower band (support)

Fully compatible with NinjaTrader Strategy Builder and automated strategies.

Important Notes (Transparency First)

• Static Mode Behavior: The regression will update during the active period and finalize when a new anchor begins
• Processing Load: Longer anchor periods and higher bar counts may increase computation
• Customization: Multiple anchor intervals available (Minute to Weekly)

Why This Indicator is Different

Feature	PLR	Standard Channels
Statistical Accuracy	✔ High (Regression-based)	✖ Approximate
Adaptive Anchoring	✔ Yes	✖ No
Trend Clarity	✔ Precise	✖ Lagging
Support/Resistance	✔ Statistical zones	✖ Subjective

Use Cases

• ✔ Identify statistically valid trends
• ✔ Trade channel extremes (mean reversion)
• ✔ Confirm trend continuation setups
• ✔ Combine with HyperTrend and IFVG for confluence
• ✔ Build regression-based trading systems

How to Use

• Step 1: Choose anchor period (e.g., 1H, 1D, 1W)
• Step 2: Select Rolling or Static mode
• Step 3: Use regression line as trend direction
• Step 4: Trade reactions at channel boundaries

Trade the trend—with statistical confidence.