New Frontiers in Mining Complex Patterns 4th International Workshop, NFMCP 2015, Held in Conjunction with ECML-PKDD 2015, Porto, Portugal, September 7, 2015, Revised Selected Papers - Ceci, Michelangelo; Loglisci, Corrado; Manco, Giuseppe; Masciari, Elio; Ras, Zbigniew W. (Springer International Publishing : Imprint: Springer, 2016)