tempo_eval.p_score

tempo_eval.p_score(reference_tempo, estimated_tempo, tolerance=0.08)

P-Score is the weighted average of two tempi values. The weighting is based on a salience value (part of the ground truth).

See also one_correct and both_correct.

Parameters

• reference_tempo (Tuple[float, float, float]) – (t1, t2, s1)

• estimated_tempo (Optional[Tuple[float, float, float]]) – (t1, t2, s1)

• tolerance (float) – tolerance, e.g., 0.08

Returns

score \(\in [0,1]\)

Return type

float

See also

• McKinney, M. F., Moelants, D., Davies, M. E., and Klapuri, A. P. (2007). Evaluation of audio beat tracking and music tempo extraction algorithms. Journal of New Music Research, 36(1):1–16.

• MIREX Audio Tempo Extraction 2006