symmetry droste effect sonic dislocation genetic britney spears onset detection benjamin christensen gérard grisey facebook dark vader sdif self similarity structure perspective intelligent dance music maxforlive artificial interview andré breton manifold fiction vary publications peter kogler chorus lcd popular music automatic orchestration contact microphone knowledge 3d printing house music synchronicity humiliation outsider art hmm perception zimoun philippe codognet fundamental frequency projects karl otto götz rhythm real-time contour silence richard wagner metastasis françois régis NHK