Steve Lacy “Skippy”

Discographic Information

Instrument ss
Total Duration 86.6 s
Position in Track 00:25-01:52
Album Title Steve Lacy plays Thelonious Monk-Reflections
Label Original Jazz Classics/Prestige New Jazz (OJCCD-063-2)
Recording Date 1958-10-17
Line Up Steve Lacy (ss); Mal Waldron (p); Buell Neidlinger (b); Elvin Jones (dr)
Key Ab-maj
Signature 4/4
Groove/Feel SWING
Tonality Class FUNCTIONAL
MusicBrainz ID 1878c31b-afe9-433f-b25a-5b8141deedd5
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Piano Roll



Download MIDI File


Chord changes of solo:

A1: ||D7 G7 |C7 F7 |Bb7 A7 |Ab7 Db7 |Gb7 F7 |Bb7 A7 |Ab7   |G7   |Gb7 F7 |E7 Eb7 |Ab7 G7 |Gb7 F7 |Bb7 A7 |Ab7 Db7 |F#7 B7 |E7 A7 ||
B1: ||D7 G7 |C7 F7 |Bb7 A7 |Ab7 Db7 |Gb7 F7 |Bb7 A7 |Ab7 Db7 |Gb7   |Db7C7B7Bb7|A7Ab7G7Gb7|B7Bb7A7Ab7|G7Gb7F7E7|Bb-7 Eb7 |Bb-7 Eb7 |Bb-7 Eb7 |Ab   ||



Number of Notes 582  
Number of Bars 96 bars  
Number of Choruses 3  
Mean Tempo 266.8 (UP)  
Event Density 6.72 Notes/s  
Metrical Event Density 6.05 Notes/bar  
Median Swing Ratio 1.28:1 Ratio of longer to shorter eighth of beats with binary subdivision.
Metrical Centroid 1+ Mean concentration of events in the bar, rounded and normalized to 4/4.
Syncopicity 16.8 % Share of syncopated notes.
Ambitus 58-86 (28) Min/max and range of MIDI pitches.
Extrema ratio 36.1 % Share of notes with direction reversal (i.e, minima and maxima of pitch contour).

Extended Chordal Diatonic Pitch Class Histogram


Extended Chordal Diatonic Pitch Class is calculated in reference to the underlying chord.

Pitch Class Histogram


MIDI Pitch Histogram


Semitone Interval Histogram


Refined Contour Histogram


Also known as “fuzzy intervals” or interval classification. See here for definition of classes

Metrical Circle Map (N=48) Histogram


Metrical circle maps divides the bar duration into equal sized bins (48 in this case) and maps metrical positions to the corresponding bin. (Labels normalized to 4/4 measure).

Duration Class (Abs. and Rel.) Histogram


Relative duration classes are based on the duration of the beat. Absolute duration classes are based on 120 bpm. See here for a definition of classes.

Midlevel Analysis Main Types Histogram


Midlevel analysis is a qualitative annotation system of playing ideas, with nine different main categories, as defined in our paper

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