EURASIP Journal on Audio, Speech, and Music Processing

Table 5 Plackett-Burman designs: factor levels

From: A computational study of auditory models in music recognition tasks for normal-hearing and hearing-impaired listeners

Factors	1st level	2nd level
Mean interval	<2.5	>3.5
Onsets accompaniment	<0.4	>0.6
Dynamic	<0.5	>1.0
Accompaniment	Piano	Strings
Mean pitch	D4	D5
Song (tone) duration	12 s	25 s
Pitch difference:	[−6,6]	[12,24]
melody − accompaniment	Half tones	Half tones

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