FIPA - People

Tobias Gehrig

Dipl.-Inform. Tobias Gehrig

Research Assistant, PhD Student, Paramedic (Ersthelfer), ITB
Group: Videmo
Room: 001
Phone: +49 721 608-45929
Fax: +49 721 608-45939
tobias gehrigBpi2∂kit edu

Vincenz-Priessnitz-Str. 3
Building 07.08
76131 Karlsruhe, Germany

Publications
Author	Title	Source
T. Gehrig^, Z. Al-Halah^, H. Ekenel, R. Stiefelhagen	Action Unit Intensity Estimation using Hierarchical Partial Least Squares	IEEE International Conference on Automatic Face and Gesture Recognition (FG), Ljubljana, Slovenia, 2015.
Z. Al-Halah, T. Gehrig, R. Stiefelhagen	Learning Semantic Attributes via a Common Latent Space	9th International Conference on Computer Vision Theory and Applications (VISAPP), January 2014, Lisbon, Portugal
M. Richter, T. Gehrig, H. K. Ekenel	Facial Expression Classification on Web Images	21st International Conference on Pattern Recognition (ICPR 2012), Tsukuba, Japan, November 2012.
N. Hesse, T. Gehrig, H. Gao, H. K. Ekenel	Multi-view Facial Expression Recognition using Local Appearance Features	21st International Conference on Pattern Recognition (ICPR 2012), Tsukuba, Japan, November 2012.
T. Gehrig, H.K. Ekenel	Facial Action Unit Detection Using Kernel Partial Least Squares	1st IEEE Int'l Workshop on Benchmarking Facial Image Analysis Technologies (BeFIT 2011), Barcelona, Spain, November 2011.
T. Gehrig, H.K. Ekenel	A Common Framework for Real-Time Emotion Recognition and Facial Action Unit Detection	IEEE Workshop on CVPR for Human Communicative Behavior Analysis, June 2011.
K. Bernardin, T. Gehrig, R. Stiefelhagen	Multi-Level Particle Filter Fusion of Features and Cues for Audio-Visual Person Tracking	CLEAR'07 Evaluation and Workshop Campaign. May 8-9 2007, Baltimore MD, USA.
Kenichi Kumatani, John McDonough, Uwe Mayer, Tobias Gehrig, Emilian Stoimenov, Matthias Wölfel	Minimum Mutual Information Beamforming for Simultaneous Active Speakers	ASRU 2007
Kenichi Kumatani, Tobias Gehrig, Uwe Mayer, Emilian Stoimenov, John McDonough and Matthias Wölfel	Adaptive Beamforming with a Minimum Mutual Information Criterion	IEEE Trans. Audio, Speech and Language Processing, Vol. 15, pp. 2527-2541, November, 2007
John McDonough, Kenichi Kumatani, Tobias Gehrig, Emilian Stoimenov, Uwe Mayer, Stefan Schacht, Matthias Wölfel and Dietrich Klakow	To Separate Speech! A System for Recognizing Simultaneous Speech	MLMI 2007
Tobias Gehrig, Ulrich Klee, John McDonough, Shajith Ikbal, Matthias Wölfel and Christian Fügen	Tracking and Beamforming for Multiple Simultaneous Speakers with Probabilistic Data Association Filters	Proc. Interspeech, September, 2006.
Ulrich Klee, Tobias Gehrig and John McDonough	Kalman Filters for Time Delay of Arrival-Based Source Localization	Eurasip Journal of Advanced Signal Processing, September 2006.
Tobias Gehrig and John McDonough	Tracking and Far-Field Speech Recognition for Multiple Simultaneous Speakers	Proc. Workshop on Machine Learning and Multimodal Interaction, September, 2006.
Tobias Gehrig, John W. McDonough	Tracking Multiple Speakers with Probabilistic Data Association Filters	CLEAR'06 Evaluation and Workshop Campaign. April 6-7 2006, Southampton, UK.
K. Nickel, T. Gehrig, H.K. Ekenel, J. McDonough, R. Stiefelhagen	An Audio-visual Particle Filter for Speaker Tracking on the CLEAR’06 Evaluation Dataset	CLEAR Evaluation Workshop, LNCS, Vol. 4122, pp. 69-80, Southampton, UK, April 2006.
Keni Bernardin, Tobias Gehrig, Rainer Stiefelhagen	Multi- and Single View Multiperson Tracking for Smart Room Environments	CLEAR'06 Evaluation and Workshop Campaign. April 6-7 2006, Southampton, UK.
T. Gehrig, K. Nickel, H.K. Ekenel, U. Klee, J. McDonough	Kalman Filters for Audio-Video Source Localization	In Proc. of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA 2005), New York, USA, October, 2005.
Ulrich Klee, Tobias Gehrig and John McDonough	Kalman Filters for Time Delay of Arrival-Based Source Localization	Proc. Eurospeech, October, 2005.
Kai Nickel, Tobias Gehrig, Rainer Stiefelhagen, John McDonough	A Joint Particle Filter for Audio-visual Speaker Tracking	7th International Conference on Multimodal Interfaces, Trento, October 04-06, 2005.

Theses
Title	Type	Date	Advisor
Trennung von Musikaufnahmen mit impliziter Transkription der getrennten Spuren	Diploma Thesis	2008/10/13	Dipl.-Ing. Frederik Beutler, Prof. Dr.-Ing. Uwe D. Hanebeck, Institut für Technische Informatik, Lehrstuhl für Intelligente Sensor-Aktor-Systeme (ISAS)
Blind Source Separation	Nebenfacharbeit	2007/09/19	Prof. Dr. Thomas A. Troge, Institut für Musikwissenschaft und Musikinformatik
Kalman Filters for Audio-Video Source Localization	Study Thesis	2007	Dr. John McDonough, Prof. Alex Waibel

Publications
Author	Title	Source
T. Gehrig^, Z. Al-Halah^, H. Ekenel, R. Stiefelhagen	Action Unit Intensity Estimation using Hierarchical Partial Least Squares	IEEE International Conference on Automatic Face and Gesture Recognition (FG), Ljubljana, Slovenia, 2015.
Z. Al-Halah, T. Gehrig, R. Stiefelhagen	Learning Semantic Attributes via a Common Latent Space	9th International Conference on Computer Vision Theory and Applications (VISAPP), January 2014, Lisbon, Portugal
M. Richter, T. Gehrig, H. K. Ekenel	Facial Expression Classification on Web Images	21st International Conference on Pattern Recognition (ICPR 2012), Tsukuba, Japan, November 2012.
N. Hesse, T. Gehrig, H. Gao, H. K. Ekenel	Multi-view Facial Expression Recognition using Local Appearance Features	21st International Conference on Pattern Recognition (ICPR 2012), Tsukuba, Japan, November 2012.
T. Gehrig, H.K. Ekenel	Facial Action Unit Detection Using Kernel Partial Least Squares	1st IEEE Int'l Workshop on Benchmarking Facial Image Analysis Technologies (BeFIT 2011), Barcelona, Spain, November 2011.
T. Gehrig, H.K. Ekenel	A Common Framework for Real-Time Emotion Recognition and Facial Action Unit Detection	IEEE Workshop on CVPR for Human Communicative Behavior Analysis, June 2011.
K. Bernardin, T. Gehrig, R. Stiefelhagen	Multi-Level Particle Filter Fusion of Features and Cues for Audio-Visual Person Tracking	CLEAR'07 Evaluation and Workshop Campaign. May 8-9 2007, Baltimore MD, USA.
Kenichi Kumatani, John McDonough, Uwe Mayer, Tobias Gehrig, Emilian Stoimenov, Matthias Wölfel	Minimum Mutual Information Beamforming for Simultaneous Active Speakers	ASRU 2007
Kenichi Kumatani, Tobias Gehrig, Uwe Mayer, Emilian Stoimenov, John McDonough and Matthias Wölfel	Adaptive Beamforming with a Minimum Mutual Information Criterion	IEEE Trans. Audio, Speech and Language Processing, Vol. 15, pp. 2527-2541, November, 2007
John McDonough, Kenichi Kumatani, Tobias Gehrig, Emilian Stoimenov, Uwe Mayer, Stefan Schacht, Matthias Wölfel and Dietrich Klakow	To Separate Speech! A System for Recognizing Simultaneous Speech	MLMI 2007
Tobias Gehrig, Ulrich Klee, John McDonough, Shajith Ikbal, Matthias Wölfel and Christian Fügen	Tracking and Beamforming for Multiple Simultaneous Speakers with Probabilistic Data Association Filters	Proc. Interspeech, September, 2006.
Ulrich Klee, Tobias Gehrig and John McDonough	Kalman Filters for Time Delay of Arrival-Based Source Localization	Eurasip Journal of Advanced Signal Processing, September 2006.
Tobias Gehrig and John McDonough	Tracking and Far-Field Speech Recognition for Multiple Simultaneous Speakers	Proc. Workshop on Machine Learning and Multimodal Interaction, September, 2006.
Tobias Gehrig, John W. McDonough	Tracking Multiple Speakers with Probabilistic Data Association Filters	CLEAR'06 Evaluation and Workshop Campaign. April 6-7 2006, Southampton, UK.
K. Nickel, T. Gehrig, H.K. Ekenel, J. McDonough, R. Stiefelhagen	An Audio-visual Particle Filter for Speaker Tracking on the CLEAR’06 Evaluation Dataset	CLEAR Evaluation Workshop, LNCS, Vol. 4122, pp. 69-80, Southampton, UK, April 2006.
Keni Bernardin, Tobias Gehrig, Rainer Stiefelhagen	Multi- and Single View Multiperson Tracking for Smart Room Environments	CLEAR'06 Evaluation and Workshop Campaign. April 6-7 2006, Southampton, UK.
T. Gehrig, K. Nickel, H.K. Ekenel, U. Klee, J. McDonough	Kalman Filters for Audio-Video Source Localization	In Proc. of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA 2005), New York, USA, October, 2005.
Ulrich Klee, Tobias Gehrig and John McDonough	Kalman Filters for Time Delay of Arrival-Based Source Localization	Proc. Eurospeech, October, 2005.
Kai Nickel, Tobias Gehrig, Rainer Stiefelhagen, John McDonough	A Joint Particle Filter for Audio-visual Speaker Tracking	7th International Conference on Multimodal Interfaces, Trento, October 04-06, 2005.

Theses
Title	Type	Date	Advisor
Trennung von Musikaufnahmen mit impliziter Transkription der getrennten Spuren	Diploma Thesis	2008/10/13	Dipl.-Ing. Frederik Beutler, Prof. Dr.-Ing. Uwe D. Hanebeck, Institut für Technische Informatik, Lehrstuhl für Intelligente Sensor-Aktor-Systeme (ISAS)
Blind Source Separation	Nebenfacharbeit	2007/09/19	Prof. Dr. Thomas A. Troge, Institut für Musikwissenschaft und Musikinformatik
Kalman Filters for Audio-Video Source Localization	Study Thesis	2007	Dr. John McDonough, Prof. Alex Waibel