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)

Related articles

• kaufmansAMA() function
• InfluxQL KAUFMANS_EFFICIENCY_RATIO()