| 2013 | ICMI | Why is facial expression analysis in the wild challenging? | Tobias Gehrig, Hazim Kemal Ekenel |
| 2012 | ICPR | Multi-view facial expression recognition using local appearance features. | Nikolas Hesse, Tobias Gehrig, Hua Gao, Hazim Kemal Ekenel |
| 2012 | ICPR | Facial expression classification on web images. | Matthias Richter, Tobias Gehrig, Hazim Kemal Ekenel |
| 2011 | CVPR | A common framework for real-time emotion recognition and facial action unit detection. | Tobias Gehrig, Hazim Kemal Ekenel |
| 2007 | ASRU | Minimum mutual information beamforming for simultaneous active speakers. | Ken'ichi Kumatani, Uwe Mayer, Tobias Gehrig, Emilian Stoimenov, John W. McDonough, Matthias Wlfel |
| 2006 | Interspeech | Tracking and beamforming for multiple simultaneous speakers with probabilistic data association filters. | Tobias Gehrig, Ulrich Klee, John W. McDonough, Shajith Ikbal, Matthias Wlfel, Christian Fgen |
| 2005 | ICMI | A joint particle filter for audio-visual speaker tracking. | Kai Nickel, Tobias Gehrig, Rainer Stiefelhagen, John W. McDonough |
| 2005 | Interspeech | Kalman filters for time delay of arrival-based source localization. | Ulrich Klee, Tobias Gehrig, John W. McDonough |