Enabling Real-Time Business Intelligence International Workshops, BIRTE 2013, Riva del Garda, Italy, August 26, 2013, and BIRTE 2014, Hangzhou, China, September 1, 2014, Revised Selected Papers - Castellanos, Malu; Dayal, Umeshwar; Pedersen, Torben Bach; Tatbul, Nesime (Springer Berlin Heidelberg : Imprint: Springer, 2015)