Chord Distribution Analysis

Chord SymbolCountFrequency
Em7513.9%
E7b13411.1%
Dm7411.1%
G7411.1%
Am738.3%
Cmaj725.6%
F7#1125.6%
A7b1325.6%

Key Patterns Detected

PatternFunctionFrequency
Dm7 -> G7Setup (Major Key)4
Cmaj7 -> F7#11Setup (Major Key)2
A7b13 -> Dm7Resolution (Minor)1
Ebm7 -> Ab7Setup (Major Key)1
G7 -> Cmaj7Resolution (Major)1
E7b13 -> Am7Resolution (Minor)1
Am7 -> D7Setup (Major Key)1
Em7 -> A7Setup (Major Key)1
A7 -> Dm7Resolution (Minor)1

Harmonic Highlights:

  • Features frequent secondary dominants (E7b13, A7b13) targeting iii and ii, utilizing altered extensions like the b13.
  • Incorporates modal interchange with Fm7 (iv) from the parallel minor, enriching the diatonic harmonic landscape.
  • Exhibits sophisticated chromaticism, including Eb07 as a passing diminished and Ebm7-Ab7 hinting at advanced harmonic movement.
  • The F7#11 introduces a bright Lydian dominant color, adding a distinct flavor to the IV chord.

Improvisation Focus: Precisely applying appropriate chord-scales to altered dominant and modal interchange sonorities.

Difficulty Rating: 4 (Advanced Intermediate). It requires navigating frequent altered dominants, modal interchange, and chromatic passing chords beyond simple diatonic improvisation.