Anvil.Agreement.Krippendorff (Anvil v0.1.1)

View Source

Krippendorff's alpha for measuring agreement with support for missing data.

α = 1 - (D_o / D_e)

where:

  • D_o = observed disagreement
  • D_e = expected disagreement by chance

Summary

Functions

compute(labels, opts \\ [])

Computes Krippendorff's alpha.

Functions

compute(labels, opts \\ [])

@spec compute(
  [Anvil.Label.t()],
  keyword()
) :: {:ok, float()} | {:error, term()}

Computes Krippendorff's alpha.

Options

  • :field - Field name to compute agreement for (default: first field in values)
  • :metric - Distance metric (:nominal, :ordinal, :interval, :ratio) (default: :nominal)