Supplemental materials Timbrenauts

Figure 1: Example interface for the similarity judgment trials.

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SINGLE PITCH SOUNDS

Sustained pitch

Punctuated pitch

Sustained muted pitch

Sustained granular pitch

Sustained distorted pitch

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MULTIPLE PITCHES

Sustained overtone variation

Sustained multiphonic

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UNPITCHED SOUNDS

Sustained unpitched

Punctuated unpitched

Granular unpitched

Figure 2: A plot showing one view of the Multidimensional Similarity Space (MSS) model.

Figure 3: A network graph showing connections between Closest Timbral Neighbors (CTN)

Figure 4: A network graph showing connections for Greatest Timbral Diversity

Figure 5: The CTN network graph, with the highlighted area where new airy, noisy, flute-like sounds are conjectured to belong.

Figure 6: The CTN network graph, with the highlighted area where new distorted pitched sounds are conjectured to belong.

Figure 7: The CTN network graph, with the highlighted area where new pitched sounds with variable mutes applied are conjectured to belong.