“…Individual participants' papers reporting their methods and results were submitted to the challenge organizers. Reviews were organized by the organizers and the papers of the participants are published in the LNCS challenges proceedings [60,1,52,56,59,12,53,62,21,32,43,37,54,6,67,16,9,48,49,58,40,51,17,46,65,39,33,45,27]. When participating in multiple tasks, participants could submit one or multiple papers.…”