CONF Klotz_COGSYS2012_2012/IDIAP Robot-to-group Interaction in a Vernissage: Architecture & Dataset for Multi-party Dialog Klotz, David Wienke, Johannes Wrede, Britta Wrede, Sebastian Sheikhi, Samira Jayagopi, Dinesh Babu Khalidov, Vasil Odobez, Jean-Marc EXTERNAL https://publications.idiap.ch/attachments/papers/2013/Klotz_COGSYS2012_2012.pdf PUBLIC Proceedings of 5th International Conference on Cognitive Systems 2012