congeneric_reliability()

audpsychometric.congeneric_reliability(ratings, *, axis=1)

Congeneric reliability coefficient.

Extracts the first Principal Component as a measurement model and extracts the congeneric reliability coefficient. The implementation here is specific for a Principal Component Analysis with one factor. For implementation details see the wikipedia [con].

Parameters

• ratings (Sequence) – ratings. When given as a 1-dimensional array, it is treated as a row vector

• axis (int) – axis along which the rater confidence is computed. A value of 1 assumes stimuli as rows

Return type

Tuple[float, Dict]

Returns

Congeneric Reliability and additional results lumped into dict