Documentation

kaufmansER() function

The kaufmansER() function calculates the Kaufman’s Efficiency Ratio (KER) using values in an input table. The function operates on the _value column.

Function type: Transformation

kaufmansER(n: 10)

Kaufman’s Efficiency Ratio indicator divides the absolute value of the Chande Momentum Oscillator by 100 to return a value between 0 and 1. Higher values represent a more efficient or trending market.

Parameters

n

The period or number of points to use in the calculation.

Data type: Integer

Examples

from(bucket: "example-bucket")
  |> range(start: -7d)
  |> kaufmansER(n: 10)

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