Example Tone Maps

These maps show time on the x-axis (in sec) and frequency on the y-axis (in Hz). Each point on the map shows the energy in the sound clip, at that point in time, at that particular frequency, with brighter colors indicating more energy than darker colors.

Original splash page sound clip

Original clip tone map

Filtered splash page sound clip

Filtered clip tone map


See home/legal for statements of applicable protections and policies.