Chord Distribution Analysis

Chord SymbolCountFrequency
Am91244.4%
Dm9414.8%
Fmaj7#1127.4%
Ebmaj727.4%
Emaj713.7%
Eb713.7%
Ab7sus13.7%
Dbmaj713.7%

Key Patterns Detected

PatternFunctionFrequency
Ab7sus -> Dbmaj7Resolution (Major)1
Bm7 -> E7b9Setup (Major Key)1
E7b9 -> Am9Resolution (Minor)1

  • Establishes A minor as a tonic, frequently returning via strong minor ii-V-i progressions (Bm7-E7b9-Am9).
  • Features a chromatic backdoor dominant sequence (Eb7-Ab7sus-Dbmaj7) leading to temporary major resolutions.
  • Employs descending major seventh chords by half-step (Dbmaj7-Cmaj7), adding rich chromatic voice leading.
  • Utilizes modal interchange, such as Fmaj7#11 (bVI Lydian), creating distinct color before dominant preparation.

Improvisation Focus: Navigating A minor tonality, including harmonic minor, and related altered dominant scales.

Difficulty Rating: 4 (Advanced Intermediate) - The frequent modulations, chromaticism, and use of altered dominants require a solid understanding of advanced harmony.