And here's a related paper on complex synchronisation in music performances from 2014 [1], which led to the development of a Max patch to put the human sync feel back into electronic music performances [2].
"Based on research from Harvard scientists, Holden has built a Max for Live device which automatically shapes the timing of your audio and MIDI channels, injecting the organic push-pull feel you can only get from human performance." [3]
"Based on research from Harvard scientists, Holden has built a Max for Live device which automatically shapes the timing of your audio and MIDI channels, injecting the organic push-pull feel you can only get from human performance." [3]
[1] http://www.pnas.org/content/111/36/12974
[2] http://www.maxforlive.com/library/device/2466/group-humanize...
[3] https://www.ableton.com/en/blog/james-holden-human-timing/