Chord Distribution Analysis

Chord SymbolCountFrequency
G7919.6%
Dm7715.2%
Am7613.0%
Cmaj7510.9%
C636.5%
Em724.3%
A724.3%
Bm7b524.3%

Key Patterns Detected

PatternFunctionFrequency
Dm7 -> G7Setup (Major Key)6
G7 -> Cmaj7Resolution (Major)4
Em7 -> A7Setup (Major Key)2
A7 -> Dm7Resolution (Minor)2
Bm7b5 -> E7b9Setup (Minor Key)2
E7b9 -> Am7Resolution (Minor)2
Am7 -> D7Setup (Major Key)2
Gm7 -> C7Setup (Major Key)1
C7 -> Fmaj7Resolution (Major)1
Em7b5 -> A7b9Setup (Minor Key)1
A7b9 -> Dm7Resolution (Minor)1

Harmonic Highlights

  • Standard I-vi-ii-V cycles (Cmaj7-Am7-Dm7-G7) establish a firm tonal center in C Major.
  • Functional tonicization of the relative minor occurs through the Bm7b5-E7b9-Am7 (ii-V-vi) progression.
  • Secondary dominants like A7 (V/ii) and D7 (V/V) introduce temporary chromaticism while maintaining diatonic stability.

Improvisation Focus C Major scale with focus on resolving non-diatonic chord tones within the secondary dominants.

Difficulty Rating 2/5: The progression is highly logical and utilizes standard jazz vocabulary, offering a clear roadmap for intermediate improvisers.