We are tracking a video of the dancer, using a system of a thousand particles that adapts their position every frame to the dancer gestures, so his energy can be written.

This particle system, is read in a radial way, starting from the center of mass. This give as a waveform, that is used to generate the sound, and also as a 1000 band filter.

To check more on the project:
onatheproject.wordpress.com/
by Sebastián González and Javier Chávarri

made with openFrameworks and pure data