Making Sense of the Arab Revolution and Occupy: Visual Analytics to Understand Events. - Thomas Ploeger; Bibiana Armenta; Lora Aroyo; Frank de Bakker; Iina Hellsten (DeRiVE@ISWC, 2012)

Extractivism: Extracting Activists Events from News Articles Using Existing NLP Tools and Services. - Thomas Ploeger; Maxine Kruijt; Lora Aroyo; Frank de Bakker; Iina Hellsten; Antske Fokkens; Jesper Hoeksema; Serge ter Braake (DeRiVE@ISWC, 2013)