Example image of eyePlorer eyePlorer map for 'Tone cluster': Chord (music) Musical scale Chromatic scale Semitone Musical keyboard Diatonic scale Microtonal music Pentatonic scale Jelly Roll Morton Ragtime Scott Joplin Henry Cowell Leo Ornstein Charles Ives Béla Bartók Karlheinz Stockhausen Lou Harrison Cecil Taylor Free jazz Matthew Shipp Consonance and dissonance Keyboard instrument Pitch (music) Interval (music) Augmented second Classical music Major second Secundal Ornament (music) Harmony Melody R. Murray Schafer The Tides of Manaunaun Octave Extended technique Glissando Thelonious Monk Don Pullen Piano Sonata No. 2 (Ives) Heinrich Ignaz Biber Blind Tom Wiggins Giuseppe Verdi Otello Percy Grainger The Yellow Sound Thomas de Hartmann Wassily Kandinsky Alban Berg Claude Debussy Kyle Gann