Chord Distribution Analysis
| Chord Symbol | Count | Frequency |
|---|---|---|
| Dm | 8 | 22.9% |
| Cm6 | 4 | 11.4% |
| Bbmaj7 | 4 | 11.4% |
| A7b9 | 3 | 8.6% |
| C#07 | 2 | 5.7% |
| G7/B | 2 | 5.7% |
| Ebmaj7#11 | 2 | 5.7% |
| Em7b5 | 2 | 5.7% |
Key Patterns Detected
| Pattern | Function | Frequency |
|---|---|---|
| A7b9 -> Dm | Resolution (Minor) | 3 |
| Em7b5 -> A7b9 | Setup (Minor Key) | 2 |
| Cm6 -> G7/B | Setup (Major Key) | 1 |
| Cm7 -> F7 | Setup (Major Key) | 1 |
| Bm7 -> E7b9 | Setup (Major Key) | 1 |
Harmonic Highlights:
- Repeated
C#07leading-tone diminished chords create recurring tension resolving to D minor. - The
Bbmaj7toEbmaj7#11progression introduces a distinctive Lydian #11 modal color, creating a momentary shift. - Classic
iiø7-V7b9-i(Em7b5-A7b9-Dm) sequences firmly establish and reinforce the D minor tonality. - Chromatic alterations like
Db7(tritone substitution for G7) provide momentary harmonic departures and color.
Improvisation Focus: D Harmonic Minor scale and its related modes (e.g., A Phrygian Dominant for A7b9).
Difficulty Rating: 4 (Advanced Intermediate). Requires fluid navigation of minor key harmony, diminished chords, and specific modal alterations like Lydian #11.