Chord Distribution Analysis

Chord SymbolCountFrequency
Cm7418.2%
Fm7418.2%
C7b9418.2%
G7b9313.6%
Dm729.1%
G729.1%
C7b1314.5%
Ebm714.5%

Key Patterns Detected

PatternFunctionFrequency
Fm7 -> C7b9Setup (Major Key)4
Cm7 -> G7b9Setup (Major Key)3
G7b9 -> Cm7Resolution (Minor)3
C7b9 -> Fm7Resolution (Minor)3
Dm7 -> G7Setup (Major Key)2
C7b13 -> Fm7Resolution (Minor)1
Ebm7 -> Ab7Setup (Major Key)1

Harmonic Highlights:

  • Prominent use of C7b13 (V7/iv) as a secondary dominant, leading directly to Fm7.
  • Frequent i-V7b9 progressions (Cm7-G7b9) firmly establish the C minor tonality.
  • A sudden, distant modulation via Ebm7-Ab7 (ii-V of Db major), characteristic of bebop chromaticism.

Improvisation Focus: Melodic Minor scale and its modes.

Difficulty Rating: 4 (Advanced). The harmonic complexity involving altered dominants and distant modulations demands advanced theoretical and improvisational proficiency.