Statwise.Nonparametric.Rank (Statwise v0.1.0)

Ranking helpers for nonparametric tests.

Summary

sample()

rank_sum(x, y)

Returns the sum of ranks for x after ranking x ++ y.

Returns average ranks compatible with SciPy rankdata(method="average").

Returns tie-group sizes greater than one, sorted descending.

@type sample() :: [number() | :nan] | Nx.Tensor.t()

@spec rank_sum(sample(), sample()) :: float()

Returns the sum of ranks for x after ranking x ++ y.

@spec ranks(
  sample(),
  keyword()
) :: [float() | :nan]

Returns average ranks compatible with SciPy rankdata(method="average").

@spec tie_counts(sample()) :: [pos_integer()]

Returns tie-group sizes greater than one, sorted descending.