FaceBots: Steps towards enhanced long-term human-robot interaction by utilizing and publishing online social information. - Nikolaos Mavridis; Michael Petychakis; Alexandros Tsamakos; Panos Toulis; Shervin Emami; Wajahat Kazmi; Chandan Datta; Chiraz BenAbdelkader; Andry Tanoto (Paladyn J. Behav. Robotics, 2010)