CrowdTruth: Machine-Human Computation Framework for Harnessing Disagreement in Gathering Annotated Data. - Oana Inel; Khalid Khamkham; Tatiana Cristea; Anca Dumitrache; Arne Rutjes; Jelle van der Ploeg; Lukasz Romaszko; Lora Aroyo; Robert-Jan Sips (ISWC (2), 2014)