BookatlasPiano Rabbit Hole: Improvisation Theory & Practice
7848 / 18210 · Workshop 62 — Harmonic Side-Slipping: Chromatic Planing, Approach Chords, Outside Playing, Semitone Detours, and Returning Home Without Sounding Random← prev⊞ allnext →

62.17Duration spectrum

Very short:

chromatic decoration.

A beat or two:

side-slip.

A full bar:

temporary outside region.

Several bars:

possible modulation or new tonal environment.

So classification partly depends on time scale.