J.J. Johnson “Elora”

Discographic Information

Instrument tb
Total Duration 38.9 s
Position in Track 01:21-02:00
Album Title Quadromania Jazz Edition, Sonny Stitt, One O’Clock Jump, CD 1
Label Membran Music Ltd. (22482444)
Recording Date 1949-10-17
Line Up Sonny Stitt (ts); J.J. Johnson (tb); John Lewis (p); Nelson Boyd (b); Max Roach (dr)
Style BEBOP
Key Bb-maj
Signature 4/4
Groove/Feel SWING
Tonality Class FUNCTIONAL
MusicBrainz ID 3ce11fa9-82d2-47c1-b588-9c44837db225
More Info Wikipedia

Piano Roll

../../_images/PianoRoll_JJJohnson_Elora.jpg

MIDI

Download MIDI File

Transcription

Chord changes of solo:

A1: ||C-7   |F7   |Bbj7 Ebj7 |D-7 Db7 |C-7 G7 |C-7 F7 |Bbj7   |D-7 Db7 ||
A2: ||C-7   |F7   |Bbj7 Ebj7 |D-7 Db7 |C-7 G7 |C-7 F7 |Bbj7   |F-7 Bb7 ||
B1: ||Ebj7   |Eb-7 Ab7 |Bb-7   |A-7 D7 |G-7   |C7   |C-7   |F7   ||
A3: ||C-7   |F7   |Bbj7 Ebj7 |D-7 Db7 |C-7 G7 |C-7 F7 |Bbj7   |D-7 Db7 ||
I1: ||C-7   ||

Statistics

Features

Number of Notes 140  
Number of Bars 32 bars  
Number of Choruses 1  
Mean Tempo 196.9 (UP)  
Event Density 3.6 Notes/s  
Metrical Event Density 4.37 Notes/bar  
Median Swing Ratio 1.52:1 Ratio of longer to shorter eighth of beats with binary subdivision.
Metrical Centroid 2 Mean concentration of events in the bar, rounded and normalized to 4/4.
Syncopicity 36.4 % Share of syncopated notes.
Ambitus 50-74 (24) Min/max and range of MIDI pitches.
Extrema ratio 36.4 % Share of notes with direction reversal (i.e, minima and maxima of pitch contour).

Extended Chordal Diatonic Pitch Class Histogram

../../_images/JJJohnson_Elora_CDPCX_hist.png

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

Pitch Class Histogram

../../_images/JJJohnson_Elora_PC_hist.png

MIDI Pitch Histogram

../../_images/JJJohnson_Elora_PITCH_hist.png

Semitone Interval Histogram

../../_images/JJJohnson_Elora_INT_hist.png

Refined Contour Histogram

../../_images/JJJohnson_Elora_FUZZYINT_hist.png

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

Metrical Circle Map (N=48) Histogram

../../_images/JJJohnson_Elora_MCM_hist.png

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

../../_images/JJJohnson_Elora_DURCLASS_hist.png

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

../../_images/JJJohnson_Elora_MLA_hist.png

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

More Info