Stiefmeier, Thomas, Dr.

Research Interests

• Wearable Computing
• Context/Activity Recognition
• Temporal Segmentation
• Tasktracking
• wearIT@work Project

Publications

2011

• Bilateral Vibrotactile Feedback Patterns for Accurate Lateralization in Hearing Instrument Body Area Networks, Bernd Tessendorf, Peter Derleth, Manuela Feilner, Tobias Grämer, Daniel Roggen, Michael Spuhler, Thomas Stiefmeier, Gerhard Tröster, 6th International Conference on Body Area Networks (Bodynets), Beijing, China, November 7-9, 2011
• Design of a Bilateral Vibrotactile Feedback System for Lateralization, Bernd Tessendorf, Peter Derleth, Manuela Feilner, Tobias Grämer, Daniel Roggen, Michael Spuhler, Thomas Stiefmeier, Gerhard Tröster, International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS), Dundee, Scotland, October 24-26, 2011
• Identification of Relevant Multimodal Cues to enhance Context-Aware Hearing Instruments, Bernd Tessendorf, Peter Derleth, Manuela Feilner, Andreas Kettner, Daniel Roggen, Thomas Stiefmeier, Gerhard Tröster, 6th International Conference on Body Area Networks (Bodynets), Beijing, China, November 7-9, 2011
• Recognition of Hearing Needs from Body and Eye Movements to Improve Hearing Instruments, Bernd Tessendorf, Andreas Bulling, Daniel Roggen, Thomas Stiefmeier, Manuela Feilner, Peter Derleth, Gerhard Tröster, 9th International Conference on Pervasive Computing, San Francisco, USA, June 12-15, 2011
• Continuous activity recognition in a maintenance scenario: combining motion sensors and ultrasonic hands tracking, Georg Ogris, Paul Lukowicz, Thomas Stiefmeier, Gerhard Tröster, Pattern Analysis & Applications, Springer, May, 2011
• Kontexterkennung für Hörgeräte mittels zusätzlicher Sensormodalitäten, Bernd Tessendorf, Andreas Bulling, Daniel Roggen, Thomas Stiefmeier, Manuela Feilner, Peter Derleth, Gerhard Tröster, 37th Annual Convention for Acoustics (DAGA), Duesseldorf, Germany, March 21-24, 2011

2010

• Towards Multi-Modal Context Recognition for Hearing Instruments, Bernd Tessendorf, Andreas Bulling, Daniel Roggen, Thomas Stiefmeier, Gerhard Tröster, Manuela Feilner, Peter Derleth, 14th IEEE International Symposium on Wearable Computers, Seoul, South Korea, October 10-13, 2010

2008

• Real-Time Spotting of Human Activities in Industrial Environments, Thomas Stiefmeier, PhD Thesis, ISBN 978-3-9093-8682-6, July, 2008
• Real-Time Demonstrator: A string-matching based activity spotting system for industrial environments, Thomas Stiefmeier, Kilian Förster, Gerhard Tröster, 3rd European Conference on Smart Sensing and Context (EuroSSC), Adjunct Proceedings, Zurich, Switzerland, October 29-31, 2008
• Using a complex Multi-modal On-body Sensor System for Activity Spotting, Georg Ogris, Thomas Stiefmeier, Paul Lukowicz, Gerhard Tröster, 12th IEEE International Symposium on Wearable Computers, Pittsburgh, USA, September 28 - October 1, 2008
• Results Overview on the Activity Recognition Problem in the Skoda Production Scenario, Paul Lukowicz, Georg Ogris, Thomas Stiefmeier, Gerhard Tröster, 14th International Conference on Concurrent Enterprising (ICE), Lisboa, Portugal, June 23-25, 2008
• Wearable Activity Tracking in Car Manufacturing, Thomas Stiefmeier, Daniel Roggen, Georg Ogris, Paul Lukowicz, Gerhard Tröster, IEEE Pervasive Computing, Vol. 7, No. 2, Apr-Jun 2008
• Activity recognition from on-body sensors: accuracy-power trade-off by dynamic sensor selection, Piero Zappi, Clemens Lombriser, Thomas Stiefmeier, Elisabetta Farella, Daniel Roggen, Luca Benini, Gerhard Tröster, 5th European conference on Wireless Sensor Networks (EWSN), Bologna, Italy, January 30 - February 1, 2008

2007

• Fusion of Upper-body Motion Trajectories for Activity Recognition using String Matching, Thomas Stiefmeier, Gerhard Tröster, Third International Conference on Intelligent Sensors, Sensor Networks and Information Processing (ISSNIP), Melbourne, Australia, December 3-6, 2007
• Activity recognition from on-body sensors by classifier fusion: sensor scalability and robustness, Piero Zappi, Thomas Stiefmeier, Elisabetta Farella, Luca Benini, Daniel Roggen, Gerhard Tröster, Third International Conference on Intelligent Sensors, Sensor Networks and Information Processing (ISSNIP), Melbourne, Australia, December 3-6, 2007
• Recognition of user activity sequences using distributed event detection,
  Oliver Amft, Clemens Lombriser, Thomas Stiefmeier, Gerhard Tröster, 2nd European Conference on Smart Sensing and Context (EuroSSC), Kendal, UK, October 23-25, 2007
• Fusion of String-Matched Templates for Continuous Activity Recognition, Thomas Stiefmeier, Daniel Roggen, Gerhard Tröster, 11th IEEE International Symposium on Wearable Computers (ISWC), Boston, USA, October 11-13, 2007
• Gestures are Strings: Efficient Online Gesture Spotting and Classification using String Matching, Thomas Stiefmeier, Daniel Roggen, Gerhard Tröster, BodyNets 2007, Florence, Italy, June 11-13, 2007
• A Wearable Computing Prototype for Supporting Training Activities in Automative Production, Iñaki Maurtua, Pierre T. Kirisci, Thomas Stiefmeier, Marco Luca Sbodio, Hendrik Witt, 4th International Forum on Applied Wearable Computing (IFAWC), Tel Aviv, Israel, March 12-13, 2007

2006

• Combining Motion Sensors and Ultrasonic Hands Tracking for Continuous Activity Recognition in a Maintenance Scenario, Thomas Stiefmeier, Georg Ogris, Holger Junker, Paul Lukowicz, Gerhard Tröster, 10th IEEE International Symposium on Wearable Computers (ISWC), Montreux, Switzerland, October 11-14, 2006 (pdf)
• Event-Based Activity Tracking in Work Environments, Thomas Stiefmeier, Clemens Lombriser, Daniel Roggen, Holger Junker, Georg Ogris, Gerhard Tröster, 3rd International Forum on Applied Wearable Computing (IFAWC), Bremen, Germany, March 15-16, 2006 (pdf)
• Intelligente Gürtelschnalle in Hospital und Werkstatt, Television Broadcast on 3sat, Nano, March 9, 2006
• Computertechnologie zum Anziehen, Television Broadcast on Swiss Television SF1, 10vor10, Februar 21, 2006

2005

• Using Ultrasonic Hand Tracking to Augment Motion Analysis Based Recognition of Manipulative Gestures, Georg Ogris, Thomas Stiefmeier, Holger Junker, Paul Lukowicz, Gerhard Tröster, 9th IEEE International Symposium on Wearable Computers (ISWC), Osaka, Japan, October 18-21, 2005
• Detection of Walking Activities for Localization using Acceleration and Air Pressure Sensors, Thomas Stiefmeier, Gerhard Tröster, 2nd International Forum on Applied Wearable Computing (IFAWC), Zurich, Switzerland, March 17-18, 2005

2004

• A Dynamically Reconfigurable Function-Unit for Error Detection and Correction in Mobile Terminals, Thilo Pionteck, Thomas Stiefmeier, Thorsten Staake, Manfred Glesner, 14th International Conference on Field Programmable Logic and Application (FPL), Antwerpen, Belgium, August 30 - September 01, 2004
• Design of a Reconfigurable AES Encryption/Decryption Engine for Mobile Terminals, Thilo Pionteck, Thorsten Staake, Thomas Stiefmeier, Lukusa D. Kabulepa, Manfred Glesner, IEEE International Symposium on Circuits and Systems (ISCAS), Vancouver, British Columbia, Canada, May 23-26, 2004
• Integration dynamisch rekonfigurierbarer Funktionseinheiten in Prozessoren, Thilo Pionteck, Thomas Stiefmeier, Thorsten Staake, Lukusa D. Kabulepa, Manfred Glesner, 17th International Confernece on Architecture of Computing Systems / Workshop on Dynamically Reconfigurable Systems, Augsburg, Germany, March 23-26, 2004
• On the Design of a Function-Specific Reconfigurable Hardware Accelerator for the MAC-Layer in WLANs, Thilo Pionteck, Thorsten Staake, Thomas Stiefmeier, Lukusa D. Kabulepa, Manfred Glesner, 12th ACM International Symposium on Field-Programmable Gate-Arrays (FPGA), Monterey, California, USA, February 22-24, 2004

2003

• Using ROC Curve in the Absence of Positive Examples, Zehra Cataltepe, Ming-Wei Chang, Thomas Stiefmeier, Bo-Juen Chen, Claus Neubauer, 6th International Conference on Computational Intelligence and Natural Computing (CINC), Cary, North Carolina, USA, September 26-30, 2003