Experimental IR Meets Multilinguality, Multimodality, and Interaction 8th International Conference of the CLEF Association, CLEF 2017, Dublin, Ireland, September 11–14, 2017, Proceedings - Jones, Gareth J.F; Lawless, Séamus; Gonzalo, Julio; Kelly, Liadh; Goeuriot, Lorraine; Mandl, Thomas; Cappellato, Linda; Ferro, Nicola (Springer International Publishing : Imprint: Springer, 2017)