Home Publications

Journal Articles

  • Mika Fischer, Hazim K. Ekenel, Rainer Stiefelhagen
    Person re-identification in TV series using robust face recognition and user feedback
    Multimedia Tools and Applications, 2010 (link)
  • Hazim K. Ekenel, Johannes Stallkamp, Rainer Stiefelhagen
    A video-based door monitoring system using local appearance-based face models
    Computer Vision Image Understanding, Volume 114, Issue 5, May 2010, Pages 596-608, (pdf)
  • K. Bernardin, H.K. Ekenel, R. Stiefelhagen
    Multimodal identity tracking in a smart room
    Personal and Ubiquitous Computing 13(1): 25-31, 2009. (pdf)
  • Keni Bernardin and Rainer Stiefelhagen
    Evaluating Multiple Object Tracking Performance: The CLEAR MOT Metrics
    EURASIP Journal on Image and Video Processing, Special Issue on Video Tracking in Complex Scenes for Surveillance Applications, Volume 2008, Article ID 246309, May 2008. (pdf) (link)
  • Jean-Claude Martin, Patrizia Paggio, Peter Kuehnlein, Rainer Stiefelhagen and Fabio Pianesi
    Introduction to the special issue on multimodal corpora for modeling human multimodal behavior
    Journal on Language Resources and Evaluation, Vol. 41, No. 3-4, December 2007, Springer. (pdf)
  • D. Mostefa, N. Moreau, K. Choukri, G. Potamianos, S. M. Chu, J. R. Casas, J. Turmo, L. Cristoferetti, F. Tobia, A. Pnevmatikakis, V. Mylonakis, F. Talantzis, S. Burger, R. Stiefelhagen, K. Bernardin and C. Rochet,
    The CHIL Audiovisual Corpus for Lecture and Meeting Analysis inside Smart Rooms,
    Journal on Language Resources and Evaluation, Vol. 41, No. 3-4, December 2007, pp. 389-407, Springer. (pdf).
  • R. Stiefelhagen, H. Ekenel, C. Fügen, P. Gieselmann, H. Holzapfel, F. Kraft, K. Nickel, M. Voit, A. Waibel
    Enabling Multimodal Human-Robot Interaction for the Karlsruhe Humanoid Robot ,
    IEEE Transactions on Robotics, Special Issue on Human-Robot Interaction, Vol. 23, No.5, October 2007. (pdf)
  • H. K. Ekenel, H. Gao, R. Stiefelhagen,
    3-D Face Recognition using Local Appearance-Based Models,
    IEEE Transactions on Information Forensics and Security, Vol.2, No. 3, pp. 630-635, September 2007. (pdf)
  • R. Stiefelhagen, K. Bernardin, H.K. Ekenel, J. McDonough, K. Nickel, M. Voit, M. Woelfel,
    Audio-Visual Perception of a Lecturer in a Smart Seminar Room ,
    Signal Processing - Special Issue on Multimodal Interfaces, Vol. 86 (12), Dec. 2006, Elsevier. (pdf)
  • Kai Nickel, Rainer Stiefelhagen,
    Visual recognition of pointing gestures for human-robot interaction,
    Image and Vision Computing, Elsevier, Volume 25, Issue 12, 3 December 2007, Pages 1875-1884. (pdf)
  • R. Stiefelhagen, X. Chen, J. Yang,
    Capturing Interactions in Meetings using Omnidirectional Cameras,
    International Journal of Distance Education Technologies, Vol. 3, No. 3, July-September 2005, pp. 34-47
  • Rainer Stiefelhagen, Jie Yang and Alex Waibel
    Modeling Focus of Attention for Meeting Indexing based on Multiple Cues
    IEEE Transactions on Neural Networks, July 2002, Vol. 13, Number 4, pp. 928-938. (pdf)
  • Towards Unrestricted Lipreading
    Uwe Meier, Rainer Stiefelhagen, Jie Yang, Alex Waibel
    International Journal of pattern Recognition and Artificial Intelligence, Vol. 14, No. 5, pp. 571-785, 2000. (postscript) (pdf)
  • A Model-Based Gaze-Tracking System
    Rainer Stiefelhagen, Jie Yang and Alex Waibel
    Int. Journal of Artificial Intelligence Tools, Vol. 6, No. 2 (1997), pp. 193-209. (postscript) (pdf)
 

Conference Papers

2012

  • C. Qu, H. Gao, H. K. Ekenel
    Rotation Update on Manifold for Robust Non-rigid Structure from Motion, In Proc. of IEEE International Conference on Image Processing (ICIP), Orlando, Florida, USA, September 2012 [pdf]
  • B. Schauerte*, M. Martinez*, A. Constantinescu*, R. Stiefelhagen
    An Assistive Vision System for the Blind that Helps Find Lost Things, In Proc. 13th Int. Conf. Computers Helping People with Special Needs (ICCHP 2012), Linz, Austria, July 2012 (*: equal contribution) [pdf] [bib]
  • M. Tapaswi, M. Bäuml, R. Stiefelhagen
    "Knock! Knock! Who is it?" Probabilistic Person Identification in TV-Series, (To appear) IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2012), Providence, RI, USA, June 2012
  • B. Schauerte, R. Stiefelhagen (Best Student Paper Award)
    Predicting Human Gaze using Quaternion DCT Image Signature Saliency and Face Detection, In Proc. of 12th IEEE Workshop on the Applications of Computer Vision (WACV 2012), Breckenridge, CO, USA, January 2012 [pdf] [bib]

 

2011

  • L. Rybok, S. Friedberger, U. D. Hanebeck, R. Stiefelhagen
    The KIT Robo-Kitchen Data set for the Evaluation of View-based Activity Recognition Systems, In Proc. of IEEE-RAS Intl. Conf. on Humanoid Robots (Humanoids 2011), Bled, Slovenia, October 2011 [pdf] [bib]
  • T. Gehrig, H.K. Ekenel
    Facial Action Unit Detection Using Kernel Partial Least Squares, In Proc. of 1st IEEE Int'l Workshop on Benchmarking Facial Image Analysis Technologies (BeFIT 2011), Barcelona, Spain, November 2011
  • D. Gehrig, P. Krauthausen, L. Rybok, H. Kuehne, U.D. Hanebeck, T. Schultz, R. Stiefelhagen, 
    Combined Intention, Activity, and Motion Recognition for a Humanoid Household Robot, In Proc. of Intl. Conf. on Intelligent Robots and Systems (IROS11), San Francisco, CA, USA, September 2011 [pdf] [bib]
  • B. Schauerte, B. Kuehn, K. Kroschel, R. Stiefelhagen
    Multimodal Saliency-based Attention for Object-based Scene Analysis
    Proc. of Intl. Conf. on Intelligent Robots and Systems (IROS11), San Francisco, CA, USA, September 2011 [pdf] [bib]
  • H. Gao, H. K. Ekenel, R. Stiefelhagen
    Boosting Pseudo Census Transform Features for Face Alignment
    To appear in Proc. of BMVC 2011, Dundee.[pdf]
  • F. Jiang, B. Shi, M. Fischer, H.K. Ekenel
    Effective Discretization of Gabor Features for Real-Time Face Detection
    To appear in Prof. of IEEE International Conference on Image Processing (ICIP’11), Brussels, Belgium, September 2011
  • M. Bäuml, R. Stiefelhagen
    Evaluation of Local Features for Person Re-Identification in Image Sequences
    International Conference on Advanced Video and Signal-Based Surveillance, Klagenfurt, August 2011 [pdf] [bib]
  • M. Weber, M. Bäuml, R. Stiefelhagen
    Part-based Clothing Segmentation for Person Retrieval
    International Conference on Advanced Video and Signal-Based Surveillance, Klagenfurt, August 2011 [pdf] [bib]
  • T. Gehrig, H.K. Ekenel
    A Common Framework for Real-Time Emotion Recognition and Facial Action Unit Detection, In Proc. of IEEE Workshop on CVPR for Human Communicative Behavior Analysis, June 2011
  • H. Gao, H.K. Ekenel, R. Stiefelhagen
    Identifying Important People in Broadcast News Videos
    In Proc. of IAPR Conference on Machine Vision Applications, Nara, Japan, June 2011
  • D. Luo, H. Gao, H.K. Ekenel, J. Ohya
    Facial Analysis Aided Human Gesture Recognition for Human Computer Interaction
    In Proc. of IAPR Conference on Machine Vision Applications, Nara, Japan, June 2011
  • D. Luo, H. Gao, H.K. Ekenel, J. Ohya
    Appearance-based Human Gesture Recognition Using Multimodal Features for Human Computer Interaction
    In Proc. of IS&T/SPIE Electronic Imaging, San Francisco, USA, January 2011

 

2010

  • H.K. Ekenel, T. Semela, R. Stiefelhagen
    Content-based Video Genre Classification Using Multiple Cues
    In Proc. of 3rd Intl. Workshop on Automated Information Extraction in Media Production (AIEMPro’10), Florence, Italy, October 2010
  • H. Gao, H.K. Ekenel, R. Stiefelhagen
    Robust open-set face recognition for small-scale convenience applications
    In Proc. of 32nd Annual Symposium of the German Association for Pattern Recognition (DAGM’10), Darmstadt, Germany, September 2010 [pdf]
  • M. Voit, R. Stiefelhagen
    3D user-perspective, voxel-based estimation of visual focus of attention in dynamic meeting scenarios
    ICMI-MLMI 2010
  • F. van de Camp, M. Voit, R. Stiefelhagen
    Efficient person identification using active cameras in a smartroom
    MPVA @ ACM Multimedia 2010
  • M. Bäuml, K. Bernardin, M.Fischer, H.K. Ekenel, R.Stiefelhagen
    Interactive Person-Retrieval in TV Series and Distributed Surveillance Video
    ACM Multimedia (demo program), Florence, Italy, October 2010 [pdf]
  • J. Ijsselmuiden, R.Stiefelhagen (* work with Fraunhofer-IOSB)
    Towards High-Level Human Activity Recognition through
    Computer Vision and Temporal Logic
    33rd Annual German Confernence on Artificial Intelligence (KI 2010), Karlsruhe, Germany, September 2010.
  • C. Siebler, K. Bernardin, R.Stiefelhagen
    Adaptive Color Transformation for Person Re-Identification in Camera Networks
    Fourth IEEE/ACM International Conference on Distributed Smart Cameras - ICDSC 2010 August 31 – September 4, 2010, Atlanta, GA, USA.
  • M. Bäuml, K. Bernardin, M.Fischer, H.K. Ekenel, R.Stiefelhagen
    Multi-Pose Face Recognition for Person Retrieval in Camera Networks
    7th International Conference on Advanced Video and Signal-Based Surveillance, Boston, August 2010 [pdf] [bib]
  • H.K. Ekenel, R. Stiefelhagen
    Automatic Frequency Band Selection for Illumination Robust Face Recognition
    In Proc. of Intl. Conf. on Pattern Recognition (ICPR10), Istanbul, Turkey, August 2010.[pdf]
  • H. Gao, H.K. Ekenel, M. Fischer, R. Stiefelhagen
    Multi-resolution Local Appearance-based Face Verification
    In Proc. of Intl. Conf. on Pattern Recognition (ICPR10), Istanbul, Turkey, August 2010.[pdf]
  • L. Rybok, M. Voit, H.K. Ekenel, R. Stiefelhagen
    Multi-view Based Estimation of Human Upper-Body Orientation
    In Proc. of Intl. Conf. on Pattern Recognition (ICPR10), Istanbul, Turkey, August 2010. [pdf]
  • M. Fischer, H.K. Ekenel, R. Stiefelhagen
    Interactive person re-identification in TV series
    In Proc. of Intl. Workshop on Content-Based Multimedia Indexing, Grenoble, France, June 2010 [pdf]

 

2009

  • A. Schick, F. van de Camp, F., J. IJsselmuiden, R. Stiefelhagen (* work with  Fraunhofer-IOSB)
    Extending Touch: Towards Interaction with Large-Scale Surfaces
    Interactive Tabletops and Surfaces 2009, Banff, Canada, November 2009. [pdf]
  • Michael Voit, R. Stiefelhagen (* work with Fraunhofer-IOSB)
    A System for Probabilistic Joint 3D Head Tracking and Pose Estimation in Low-resolution, Multi-view Environments
    7th International Conference on Computer Vision Systems, October 2009, Liege, Belgium[pdf]
  • Hazim K. Ekenel, Lorant Toth and Rainer Stiefelhagen
    Open-Set Face Recognition-based Visitor Interface System
    7th International Conference on Computer Vision Systems, October 2009, Liege, Belgium [pdf]
  • Hazim K. Ekenel and Rainer Stiefelhagen
    Face Alignment by Minimizing the Closest Classification Distance
    IEEE Third International Conference on Biometrics: Theory, Applications and Systems, September 2009, Washington, DC [pdf]
  • Alexander Schick, Rainer Stiefelhagen (* work with Fraunhofer-IOSB)
    Real-Time GPU-Based Voxel Carving with Systematic Occlusion Handling
    DAGM-Symposium 2009, pp. 372-381, Jena, Germany, September 2009 [pdf]
  • Florian van de Camp, Keni Bernardin and Rainer Stiefelhagen
    Person Tracking in Camera Networks using Graph-Based Bayesian Inference
    Third ACM/IEEE International Conference on Distributed Smart Cameras (ICDSC 2009) 30 August - 2 September, 2009, Como (Italy)[pdf]
  • H.K. Ekenel, R. Stiefelhagen,
    Why is Facial Occlusion a Challenging Problem?,
    Intl. Conf. on Biometrics (ICB'09), Alghero, Italy, June 2009. [pdf]
  • H.K. Ekenel, R. Stiefelhagen,
    Generic versus Salient Region-based Partitioning for Local Appearance Face Recognition,
    Intl. Conf. on Biometrics (ICB'09), Alghero, Italy, June 2009. [pdf]
  • Hua Gao, Hazım Kemal Ekenel, and Rainer Stiefelhagen.
    Pose Normalization for Local Appearance-Based Face Recognition.
    3rd Int.l Conference on Biometrics (ICB 2009), LNCS 5558, pp. 32–41, 2009. [pdf]

2008

  • H.K. Ekenel, H. Gao, R. Stiefelhagen.
    Universität Karlsruhe (TH) at TRECVID 2008.
    TRECVID Evaluation Workshop, Gaithersburg, MD, USA, November 2008. [pdf]
  • K. Bernardin, R. Stiefelhagen, A. Waibel 
    Probabilistic Integration of Sparse Audio-Visual Cues for Identity Tracking
    ACM Multimedia 2008, October 27-31, 2008, Vancouver, BC, Canada. (pdf)
  • M. Danninger and R. Stiefelhagen 
    A Context-Aware Virtual Secretary in a Smart Office Environment
    ACM Multimedia 2008, October 27-31, 2008, Vancouver, BC, Canada. (pdf)
  • M. Voit and R. Stiefelhagen 
    Deducing the Visual Focus of Attention from Head Pose Estimation in Dynamic Multi-view Meeting Scenarios
    ACM & IEEE International Conference on Multimodal Interfaces, ICMI 2008, October 20-22, Chania, Crete, Greece. [pdf]
  • K. Nickel and R. Stiefelhagen 
    Dynamic Integration of Generalized Cues for Person Tracking
    10th European Conference on Computer Vision - ECCV'08, October 12-18, Marseille, France. (pdf)
  • K. Bernardin, C. Aslan, R. Stiefelhagen, (Best Paper Award)
    Automatic Calibration of Camera Networks based on Local Motion Features
    Workshop on Multi-camera and Multi-modal Sensor Fusion Algorithms and Applications, in conjunction with ECCV'08, October 18, Marseille, France. (pdf)
  • R. Stiefelhagen, K. Bernardin, H. Ekenel, M. Voit 
    Tracking Identities and Attention in Smart Environments - Contributions and Progress in the CHIL Project
    8th IEEE Int. Conference on Face and Gesture Recognition (invited paper), Amsterdam, Netherlands, September 2008. (pdf)
  • M. Voit and R. Stiefelhagen 
    Visual Focus of Attention in Dynamic Meeting Scenarios
    Proceedings of the Fifth Workshop on Machine Learning and Multimodal Interaction, September 8-12, Utrecht, The Netherlands, Springer LNCS 5237. (pdf)
  • Rainer Stiefelhagen, Keni Bernardin, Rachel Bowers, R. Travis Rose, Martial Michel and John Garofolo
    The CLEAR 2007 Evaluation Proceedings of the International Evaluation Workshops CLEAR 2007 and RT 2007, Baltimore, MD, USA, May 8-11, 2007 Springer Lecture Notes in Computer Science, No. 4625., pp 3-34. (pdf) (link)
  • H.K. Ekenel, M. Fischer, E. Tekeli, R. Stiefelhagen, A. Ercil.
    Local Binary Pattern Domain Local Appearance Face Recognition.
    IEEE Signal Processing, Communication and Applications Conference (SIU 2008), Didim, Turkey, April 2008.     [pdf]
  • K. Kumatani, H.K. Ekenel, H. Gao, R. Stiefelhagen, A. Ercil.
    Multi-stream Gaussian Mixture Model based Facial Feature Localization.
    IEEE Signal Processing, Communication and Applications Conference (SIU 2008), Didim, Turkey, April 2008.     [pdf]
  • Keni Bernardin, Tobias Gehrig and Rainer Stiefelhagen
    Multi-level Particle Filter Fusion of Features and Cues for Audio-Visual Person Tracking Proceedings of the International Evaluation Workshops CLEAR 2007 and RT 2007, Baltimore, MD, USA, May 8-11, 2007 Springer Lecture Notes in Computer Science, No. 4625., pp 70-81. (pdf)
  • Hazim Kemal Ekenel, Qin Jin, Mika Fischer and Rainer Stiefelhagen
    ISL Person Identification Systems in the CLEAR 2007 Evaluations Proceedings of the International Evaluation Workshops CLEAR 2007 and RT 2007, Baltimore, MD, USA, May 8-11, 2007 Springer Lecture Notes in Computer Science, No. 4625., pp 256-265. (pdf)
  • Michael Voit, Kai Nickel and Rainer Stiefelhagen
    Head Pose Estimation in Single- and Multi-view Environments - Results on the CLEAR'07 Benchmarks Proceedings of the International Evaluation Workshops CLEAR 2007 and RT 2007, Baltimore, MD, USA, May 8-11, 2007 Springer Lecture Notes in Computer Science, No. 4625., pp 307-316. (pdf)
  • Bader, T., Meissner, A., Tschnerney, R.
    Digital Map Table with Fovea-Tablett®: Smart Furniture for Emergency Operation Centers ISCRAM 2008 (pdf)

2007

  • Kai Nickel, Rainer Stiefelhagen
    Fast Audio-Visual Multi-Person Tracking for a Humanoid Stereo Camera Head
    IEEE-RAS 7th International Conference on Humanoid Robots - Humanoids'07, Pittsburgh, PA, November 2007. (pdf)
  • H.K. Ekenel, M. Fischer, H. Gao, K. Kilgour, J.S. Marcos, R. Stiefelhagen.
    Universität Karlsruhe (TH) at TRECVID 2007.
    TRECVID Evaluation Workshop, Gaithersburg, MD, USA, November 2007.    [pdf]
  • J. Stallkamp, H. K. Ekenel, R. Stiefelhagen
    Video-based Face Recognition on Real-World Data
    Int. Conference on Computer Vision - ICCV'07, Rio de Janeiro, Brasil, October 2007. (pdf)
  • Keni Bernardin, Rainer Stiefelhagen,
    Audio-Visual Multi-Person Tracking and Identification for Smart Environments
    ACM Multimedia 2007, Augsburg, Germany, September 2007. (pdf)
  • H.K. Ekenel, J. Stallkamp, H. Gao, M. Fischer, R. Stiefelhagen,
    "Face Recognition for Smart Interactions",
    International Conference on Multimedia and Expo (ICME 2007), Beijing, China, July 2007. (pdf)
  • K. Bernardin, F. van den Camp, R. Stiefelhagen,
    Automatic Person Detection and Tracking using Fuzzy Controlled Active Cameras,
    The Seventh IEEE International Workshop on Visual Surveillance (VS2007), IEEE Conference on Computer Vision and Pattern Recognition, Minneapolis, USA, June 2007. (pdf)
  • H. K. Ekenel, M. Fischer, Q. Jin, R. Stiefelhagen,
    Multimodal Person Identification in a Smart Environment,
    CVPR Biometrics Workshop 2007, IEEE Conference on Computer Vision and Pattern Recognition, Minneapolis, USA, June 2007. (pdf)
  • H.K. Ekenel, M. Fischer, R. Stiefelhagen,
    "Face Recognition in Smart Rooms",
    4th Joint Workshop on Multimodal Interaction and Related Machine Learning Algorithms (MLMI'07), Brno, Czech Republic, June 2007. [pdf]
  • J. Stallkamp, H.K. Ekenel, H. Erdogan, R. Stiefelhagen, A. Ercil,
    "Video-Based Driver Identification Using Local Appearance Face Recognition",
    Workshop on DSP in Mobile and Vehicular Systems, Istanbul, Turkey, June 2007. (pdf)
  • H.K. Ekenel, R. Stiefelhagen,
    "Local Wavelet Analysis for Face Recognition",
    IEEE 15th Signal Processing and Communication Applications Conference, Eskisehir, Turkey, June 2007. (pdf)
  • H.K. Ekenel, R. Stiefelhagen,
    "Two-class Linear Discriminant Analysis for Face Recognition",
    IEEE 15th Signal Processing and Communication Applications Conference, Eskisehir, Turkey, June 2007. (pdf)
  • H. K. Ekenel, R. Stiefelhagen,
    "An un-awarely collected real world face database: The ISL-Door Face Database",
    International Conference on Computer Vision Systems, ICVS 2007, Bielefeld, Germany, March 2007. (pdf)
  • K. Kumatani, R. Stiefelhagen,
    State Synchronous Modeling of Phone Boundaries for Audio-Visual Speech Recognition and Application to Multi-View Face Images,
    International Conference on Acoustics, Speech and Signal Processing, ICASSP 2007, Honolulu, Hawai, April 2007. (pdf)

2006

  • R. Stiefelhagen, K. Bernardin, R. Bowers, J. Garofolo, D. Mostefa, P. Soundararajan,
    The CLEAR 2006 Evaluation ,
    Proceedings of the first International CLEAR evaluation workshop, CLEAR 2006, Springer Lecture Notes in Computer Science, No. 4122., pp 1-45. (pdf) (link)
  • M. Voit, R. Stiefelhagen,
    Tracking Head Pose and Focus of Attention with Multiple Far-field Cameras,
    International Conference on Multimodal Interfaces, ICMI2006, November 2006, Banff, Canada. (pdf)
  • M. Danninger, T. Kluge, R. Stiefelhagen,
    MyConnector - Analysis of Context Cues to Predict Human Availability for Communication ,
    International Conference on Multimodal Interfaces, ICMI2006, November 2006, Banff, Canada. (pdf)
  • Kai Nickel, Hazim K. Ekenel, Michael Voit, Rainer Stiefelhagen,
    Audio-Visual Perception of Humans for a Humanoid Robot,
    Second Int. Workshop on Human-Centered Robotics Systems 2006, Munich, October 2006. (pdf)
  • C. Wojek, K. Nickel, R. Stiefelhagen,
    Activity Recognition and Room Level Tracking in an Office Environment ,
    IEEE Int. Conference on Multisensor Fusion and Integration for Intelligent Systems - MFI06, September 2006, Heidelberg, Germany. (pdf)
  • M. Voit, R. Stiefelhagen,
    A Bayesian Approach for Multi-view Head Pose Estimation,
    IEEE Int. Conference on Multisensor Fusion and Integration for Intelligent Systems - MFI06, September 2006, Heidelberg, Germany. (pdf)
  • K. Bernardin, A. Elbs, R. Stiefelhagen,
    Detection-Assisted Initialization, Adaptation and Fusion of Body Region Trackers for Robust Multiperson Tracking,
    International Conference on Pattern Recognition - ICPR 2006, August 2006, Hong Kong. (pdf)
  • K. Kumatani, R. Stiefelhagen
    Mouth Region Localization Method Based on Gaussian Mixture Model
    International Workshop on Intelligent Computing in Pattern Analysis/Synthesis, IWICPAS 2006 Xi'an, China, August 26-27, 2006, Springer LNCS #4153. (pdf)
  • J. Ziegler, K. Nickel, R. Stiefelhagen,
    Tracking of the Articulated Upper Body on Multi-View Stereo Image Sequences,
    IEEE Computer Society Conference on Computer Vision and Pattern Recognition - CVPR 2006, New York, NY, USA, June 2006. (pdf)
  • H.K. Ekenel, R. Stiefelhagen,
    Block Selection in the Local Appearance-based Face Recognition Scheme,
    CVPR Biometrics Workshop, New York, USA, June 2006. ( pdf)
  • H.K. Ekenel, R. Stiefelhagen,
    Analysis of Local Appearance-based Face Recognition: Effects of Feature Selection and Feature Normalization,
    CVPR Biometrics Workshop, New York, USA, June 2006. (pdf)
  • K. Bernardin, H.K. Ekenel, R. Stiefelhagen,
    Multimodal Identity Tracking in a Smartroom,
    3rd IFIP Conference on Artificial Intelligence Applications & Innovations (AIAI), Athens, Greece, June 2006. (pdf)
  • Keni Bernardin, Alexander Elbs, Rainer Stiefelhagen,
    Multiple Object Tracking Performance Metrics and Evaluation in a Smart Room Environment,
    The Sixth IEEE International Workshop on Visual Surveillance (in conjunction with ECCV), Graz, Austria, May 2006. (pdf)
  • M. Danninger, T. Kluge, E. Robles, L. Takayama, Q. Wang, R. Stiefelhagen, C. Nass, and A. Waibel,
    The Connector Service - Predicting Availability in Mobile Contexts,
    3rd Joint Workshop on Multimodal Interaction and Related Machine Learning Algorithms - MLMI06, Washington, DC, USA, May 2006. (pdf)
  • D. Kern, H.K. Ekenel, R. Stiefelhagen,
    Illumination Subspaces based Robust Face Recognition,
    IEEE Signal Processing and Communications Applications Conference, Antalya, Turkey, April 2006. (pdf)
  • K. Nickel, T. Gehrig, H.K. Ekenel, J. McDonough, R. Stiefelhagen.
    An Audio-visual Particle Filter for Speaker Tracking on the CLEAR06 Evaluation Dataset,
    CLEAR Evaluation Workshop, Southampton, UK, April 2006. (Draft paper (pdf))
  • K. Bernardin, T. Gehrig, R. Stiefelhagen.
    Multi- and Single View Multiperson Tracking for Smart Room Environments,
    CLEAR Evaluation Workshop, Southampton, UK, April 2006. (Draft paper (pdf))
  • M. Voit, K. Nickel, R. Stiefelhagen.
    Neural Network-based Head Pose Estimation and Multi-view Fusion,
    CLEAR Evaluation Workshop, Southampton, UK, April 2006. (Draft paper (pdf))
  • H.K. Ekenel, R. Stiefelhagen,
    Analysis of Local Appearance-based Face Recognition on FRGC 2.0 Database,
    Face Recognition Grand Challenge Workshop (FRGC), Arlington, VA, USA, March 2006. (pdf)

2005

  • C. Burghart, R. Mikut, R. Stiefelhagen, T. Asfour, H. Holzapfel, P. Steinhaus, R. Dillmann,
    A Cognitive Architecture for a Humanoid Robot: A First Approach.
    IEEE-RAS Int. Conference on Humanoid Robots - Humanoid 2005, Tsukuba, Japan, Dec. 2005 ((pdf)
  • Kai Nickel, Tobias Gehrig, Rainer Stiefelhagen, John McDonough,
    A Joint Particle Filter for Audio-visual Speaker Tracking ,
    International Conference on Multimodal Interfaces ICMI 05, Trento, Italy, October 2005. (pdf)
  • Maria Danninger, Gopi Flaherty, Robert Malkin, Keni Bernardin, Hazim Ekenel, Tobias Kluge, Rainer Stiefelhagen, Alex Waibel,
    The Connector - Facilitating Context-aware Communication ,
    International Conference on Multimodal Interfaces ICMI 05, Trento, Italy, October 2005. (pdf)
  • H.K.Ekenel, R. Stiefelhagen,
    Local Appearance based Face Recognition Using Discrete Cosine Transform ,
    13th European Signal Processing Conference (EUSIPCO), Antalya Turkey, September 2005.(pdf)
  • Michael Voit, Kai Nickel, Rainer Stiefelhagen,
    Estimating the Lecturer's Head Pose in Seminar Scenarios - A Multi-view Approach ,
    2nd Joint Workshop on Multimodal Interaction and Related Machine Learning Algorithms - MLMI 2005, July 2005, Edingburgh, UK. (pdf)
  • H.K.Ekenel, R. Stiefelhagen,
    A Generic Face Representation Approach for Local Appearance based Face Verification ,
    CVPR IEEE Workshop on Face Recognition Grand Challenge Experiments, San Diego, CA, USA, June 2005. (pdf)
  • M. Voit, K. Nickel, R. Stiefelhagen,
    Multi-view Head Pose Estimation using Neural Networks,
    Second Workshop on Face Processing in Video (FPiV'05), in association with IEEE Second Canadian Conference on Computer and Robot Vision (CRV 2005), 9-11 May 2005, Victoria, BC, Canada. (pdf). (Video (30Mb, Mpeg)).
  • H.K. Ekenel, K. Nickel, R. Stiefelhagen,
    Locating and Identifiying the Lecturer in a Smart Room,
    Second Workshop on Face Processing in Video (FPiV'05), Canada, May 2005. (pdf)

2004

  • M. Katzenmaier, R. Stiefelhagen, T. Schultz, I. Rogina, A. Waibel, Identifying the Addressee in Human-Human-Robot Interactions based on Head Pose and Speech, International Conference on Multimodal Interfaces ICMI 2004, State College, PA, USA, Oktober 2004. (pdf)
  • H. Holzapfel, K. Nickel, R. Stiefelhagen, Implementation and Evaluation of a Constraint Based Multimodal Fusion System for Speech and 3D Pointing Gestures, International Conference on Multimodal Interfaces ICMI 2004, State College, PA, USA, Oktober 2004.(pdf)
  • R. Stiefelhagen, C. Fuegen, P. Gieselmann, H. Holzapfel, K. Nickel, A. Waibel, Natural Human-Robot Interaction using Speech, Gaze and Gestures, IEEE/RSJ International Conference on Intelligent Robots and Systems, Sept. 2004, Sendai, Japan. (pdf)
  • R. Stiefelhagen, Estimating Head Pose with Neural Networks - Results on the Pointing04 ICPR Workshop Evaluation Data, Pointing '04 ICPR workshop (satellite workshop to International Conference on Pattern Recognition), Cambridge, UK, August 2004. (pdf)
  • J. Kratt, F. Metze, R. Stiefelhagen, A. Waibel, Large Vocabulary Audio-Visual Speech Recognition Using the Janus Speech Recognition Toolkit, DAGM 2004 - 26th Pattern Recognition Symposium, 30th August - 1st Sept. 2004, Tuebingen, Germany. (pdf)
  • Natuerliche Mensch-Roboter Interaktion mittels Sprache, Blickrichtung und Gestik
    R. Stiefelhagen, C. Fuegen, P. Gieselmann, H. Holzapfel, K. Nickel, A. Waibel
    Robotik 2004, June 17-18, Munich, Germany.
  • CHIL - Computers in the Human Interaction Loop
    A. Waibel, H. Steusloff, R. Stiefelhagen and the CHIL Project Consortium
    5th International Workshop on Image Analysis for Multimedia Interactive Services, April 21-23, 2004, Lisboa, Portugal. Also presented at the NIST ICASSP Meeting Recognition Workshop, May 17, 2004, Montreal, Canada. (pdf)
  • Head Pose Estimation Using Stereo Vision for Human-Robot Interaction
    Edgar Seemann, Kai Nickel, Rainer Stiefelhagen
    Sixth International Conference on Face and Gesture Recognition - FG 2004, May, Seoul, Korea. (pdf)
  • 3D-Tracking of Heads and Hands for Pointing Gesture Recognition in a Human-Robot Interaction Scenario
    Kai Nickel, Edgar Seemann, Rainer Stiefelhagen
    Sixth International Conference on Face and Gesture Recognition - FG 2004, May, Seoul, Korea. (pdf)
  • Real-time Person Tracking and Pointing Gesture Recognition for Human-Robot Interaction
    Kai Nickel, Rainer Stiefelhagen
    International Workshop on Human-Computer Interaction HCI 2004, May 2004, Prague (in conjunction with ECCV 2004). (pdf)

2003

  • Capturing Interactions in Meetings with Omnidirectional Cameras
    Rainer Stiefelhagen, Xilin Chen, Jie Yang
    2003 International Workshop on Multimedia Technologies in E-Learning and Collaboration (Womtec), October 17, 2003, Nice, Franc (In association with ICCV 2003) (pdf)
  • Real-time Recognition of 3D-Pointing Gestures for Human-Machine-Interaction
    Kai Nickel and Rainer Stiefelhagen
    25th Pattern Recognition Symposium - DAGM'03, Magdeburg, Germany, September 10-12, 2003. (pdf)
  • Detection and Tracking of 3D-Pointing Gestures for Human-Robot-Interaction
    Kai Nickel and Rainer Stiefelhagen
    Proceedings of the Third IEEE International Conference on Humanoid Robots - Humanoids 2003, Karlsruhe, Germany, October 1-3, 2003. (pdf)
  • Pointing Gesture Recognition based on 3Dtracking of Face, Hands and Head Orientation
    Kai Nickel and Rainer Stiefelhagen
    Proceedings of the Fifth International Conference on Multimodal Interfaces, Vancouver, Canada, Nov. 5-7, 2003. (pdf)
  • Smart: The Smart Meeting Room Task at ISL
    A. Waibel, T. Schultz, M. Bett, M. M. Denecke, R. Malkin, I. Rogina, R. Stiefelhagen, J. Yang
    Proceedings of ICASSP 2003, Vol. 4, pp. 752-755, 2003. (pdf)

 

2002

  • Tracking Focus of Attention in Meetings
    Rainer Stiefelhagen
    IEEE International Conference on Multimodal Interfaces, Pittsburgh, PA, USA, October 14-16, 2002, pp. 273-280. (pdf)
  • Towards Vision-based 3-D People Tracking in a Smart Room
    Dirk Focken, Rainer Stiefelhagen
    IEEE International Conference on Multimodal Interfaces, Pittsburgh, PA, USA, October 14-16, 2002, pp. 400-405. (pdf)
  • Head Orientation and Gaze Direction in Meetings
    Rainer Stiefelhagen and Jie Zhu
    Conference on Human Factors in Computing Systems (CHI2002), Minneapolis, April, 2002. (pdf
  • Sensor fusion using Dempster-Shafer theory
    H. Wu, M. Siegel, R. Stiefelhagen, J. Yang
    Proceedings of the 19th IEEE Instrumentation and Measurement Technology Conference (IMTC/2002), Vol 1, pp. 7-12, Anchorage, AK, USA, May, 2002.
  • Eyes and Ears of a Humanoid Robot
    D. Bechler, M. Schlosser, K. Kroschel, R. Stiefelhagen, K. Nickel, A. Waibel.
    Human Centereed Robotic Systems (HCRS), Karlsruhe, Germany, Dec. 2002.

 

2001

  • Tracking Focus of Attention for Human-Robot Communication
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    IEEE-RAS International Conference on Humanoid Robots - Humanoids 2001, November 22-24, 2001, Tokyo, Japan
    (postscript) (pdf)
  • Estimating Focus of Attention based on Gaze and Sound
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    Workshop on Perceptive User Interfaces (PUI'01), Orlando, Florida, USA, November 2001
    (postscript) (pdf)

2000

  • Simultaneous Tracking of Head Poses in a Panoramic View
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    International Conference on Pattern Recognition - ICPR 2000, Barcelona, Spain, Sept. 2000.
    (postscript) (pdf) (BibTeX)..

 

1999

  • Modeling Focus of Attention for Meeting Indexing
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    ACM Multimedia '99, Orlando, Florida, Oct. '99.
    (postscript) (pdf). (HTML) (BibTeX).
  • Modeling People's Focus of Attention
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    IEEE Int. Workshop on Modeling People (MPeople). Corfu, Greece, September '99.
    (postscript) (pdf).
  • From Gaze To Focus Of Attention
    Rainer Stiefelhagen, Michael Finke, Jie Yang, Alex Waibel
    Lecture Notes in Computer Science, Vol. 1614, pp. 761-768, June 1999
    (Proc. of Third International Conference on Visual Information Systems, VISUAL99)
    (postscript) (pdf) (BibTeX).
  • Towards Unrestricted Lipreading
    Uwe Meier, Rainer Stiefelhagen, Jie Yang, Alex Waibel
    International Journal of pattern Recognition and Artificial Intelligence, Vol. 14, No. 5, pp. 571-785, 2000. (postscript) (pdf)
    (also presented at the Second International Conference on Multimodal Interfaces (ICMI99), Hong Kong. (postscript) (pdf)

 

1998

  • From Gaze To Focus Of Attention
    Rainer Stiefelhagen, Michael Finke, Jie Yang, Alex Waibel
    Proceedings of the Workshop on Perceptual User Interfaces (PUI98),pp. 25-30, San Francisco, CA, Nov. 4-6, 1998.
    (postscript) (pdf) (BibTeX).
  • Real-Time Face And Facial Feature Tracking And Applications
    Jie Yang, Rainer Stiefelhagen, Uwe Meier, Alex Waibel
    Proceedings of Workshop on Audio-Visual Speech Processing, pp. 79-84, Terrigal, South Wales, Australia, 1998.
    (postscript) (pdf) (BibTeX)
  • Visual Tracking for Multimodal Human Computer Interaction
    Jie Yang, Rainer Stiefelhagen, Uwe Meier, and Alex Waibel
    Human Factors in Computing Systems: CHI 98, pp. 140-147, Los Angeles, CA, April 1998.
    (postscript) (pdf) (BibTeX).
  • Towards Tracking Interaction Between People
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    AAAI Spring Symposium on Intelligent Environments ,Stanford University, California, March 23-25, 1998.
    AAAI Technical Report SS-98-02, pp. 123-127.
    (postscript) (pdf) (BibTeX)
  • Meeting Browser: Tracking and Summarising Meetings
    Alex Waibel, Michael Bett, Michael Finke, Rainer Stiefelhagen
    Proceedings of the DARPA Broadcast News Workshop 1998.
    (postscript) (pdf) (BibTeX)

 

1997

  • Tracking Eyes and Monitoring Eye Gaze
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    Proc. of the Workshop on Perceptual User Interfaces, pp. 98-100, Banff, Canada, October 1997.
    (postscript) (pdf) (BibTeX)
  • Real-Time Lip-Tracking for Lipreading
    Rainer Stiefelhagen, Uwe Meier, Jie Yang
    Proc. of Eurospeech 97, Rhodes, Greece, September 1997
    (postscript) (pdf) (BibTeX)
  • Preprocessing of Visual Speech under Real World Conditions
    U. Meier, R. Stiefelhagen, J. Yang
    European Tutorial & Research Workshop on Audio-Visual Speech Processing: Computational & Cognitive Science Approaches (AVSP 97), pp. 113-116, Rhodes, Greece, September 1997
    (postscript) (pdf) (BibTeX)
  • Gaze Tracking for Multimodal Human-Computer Interaction
    Rainer Stiefelhagen and Jie Yang
    Proc. of the International Conference on Acoustics, Speech and Signal Processing: ICASSP'97, Munich, Germany, April 1997.
    (postscript) (pdf) (BibTeX)

 

1996

  • A Modelbased Gaze Tracking System
    Rainer Stiefelhagen, Jie Yang, Alex Waibel
    Proc. of IEEE International Joint Symposia on Intelligence and Systems, pp. 304-310, Rockville Maryland, November 1996
    (postscript)     (pdf) (BibTeX)
 

Books
 

Dissertations

  • Keni Bernardin,
    Multimodal Probabilistic Person Tracking and Identification in Smart Spaces
    Universität Karlsruhe (TH), Fakultät für Informatik. November 2009. (pdf)
  • Hazim Kemal Ekenel,
    A Robust Face Recognition Algorithm for Real-World Applications
    Universität Karlsruhe (TH), Fakultät für Informatik. February 2009. (pdf)
  • Kai Nickel,
    Visuelle Benutzermodellierung mit Tracking und Zeigegestenerkennung für einen humanoiden Roboter
    Universität Karlsruhe (TH), Fakultät für Informatik. November 2008. (pdf)
  • Rainer Stiefelhagen,
    Tracking and Modeling Focus of Attention in Meetings
    Universität Karlsruhe (TH), Fakultät für Informatik. July 2002. (more)
 

Diplom- und Studienarbeiten

Diplomarbeiten

  • A Global Model for Person Identification in TV Series
    bearbeitet von Makarand Tapaswi
    fertiggestellt im September 2011
    (pdf)
  • Non-Rigid Structure From Motion for Building 3D Face Model
    bearbeitet von Chengchao Qu
    fertiggestellt im März 2011
    (pdf)
  • Human motion prediction using kernel density estimators
    bearbeitet von Richard Tillieux
    fertiggestellt im Januar 2011
    (pdf)
  • Person Tracking using Part-based Detectors
    bearbeitet von Arne Schumann
    fertiggestellt im November 2010
  • Poselet-basierte Kleidungssegmentierung zur Personenwiedererkennung
    bearbeitet von Michael Weber
    fertiggestellt im November 2010
    (pdf)
  • Adaptive Color Transformation for Person Re-identification in Camera Networks
    bearbeitet von Clemens Siebler
    fertiggestellt im April 2010
    (pdf)
  • Recognition of Kitchen Activities for Humanoid Robots
    bearbeitet von Simon Friedberger
    fertiggestellt im August 2010
  • Benutzeroberflächen für die Zeigegesten-Interaktion mit einer Videowand
    bearbeitet von Timo Körner
    fertiggestellt im Januar 2010
    (pdf)
  • Counting Persons in Video
    bearbeitet von Sebastian Wirkert
    fertiggestellt im August 2009
    (pdf)
  • Local Feature-based Person Re-Identification in Video
    bearbeitet von Martin Bäuml
    fertiggestellt im Mai 2009
    (pdf)
  • Combination of Classifier Cascades and Training Sample Selection for Robust Face Detection
    bearbeitet von Lorant Szasz-Toth
    fertiggestellt im Januar 2009
    (pdf)
  • Schätzung der Oberkörperorientierung in einem Intelligenten Raum
    bearbeitet von Lukas Rybok
    fertiggestellt im November 2008
    (pdf)
  • Hand-Tracking for Human-Robot Interaction with Explicit Occlusion Handling
    bearbeitet von Alexander Schick
    fertiggestellt im Juli 2008 
    (pdf)
  • Human Body Tracking with Rank Priors for Continuous Non-linear Dimensionality Reduction
    bearbeitet von Andreas Geiger
    fertiggestellt im Juli 2008 
    (pdf (4 Mb))
    See also (Tech-Report at MIT)
  • Face Registration with Active Appearance Models for Local Appearance-based Face Recognition
    bearbeitet von Hua Gao
    fertiggestellt im Juni 2008 
    (pdf)
  • Automatic identification of persons in TV series
    bearbeitet von Mika Fischer
    fertiggestellt im Mai 2008 
    (pdf)
  • Personentracking in Kameranetzwerken mittels graphbasierter Bayes'scher Inferenz
    bearbeitet von Florian Van De Camp
    fertiggestellt im März 2008
    (pdf (4 Mb))
  • Video-based Face Recognition Using Local Appearance-based Models
    bearbeitet von Johannes Stallkamp
    fertiggestellt im November 2006
  • Audio-visuelle Aktivitätenerkennung und Personenverfolgung in einer Büroumgebung
    bearbeitet von Christian Wojek
    fertiggestellt im Juni 2006
    (pdf (4 Mb)) ( Sample Video (9 Mb) )
  • Tracking der artikularen Bewegung des Oberkörpers in Stereobildfolgen
    bearbeitet von Julius Ziegler
    fertiggestellt im September 2005
    (pdf (3.9 Mb)) ( Sample Video 1 (38 Mb) ) ( Sample Video 2 (24 Mb) )
  • Utilizing Illumination Classification For Robust Face Recognition
    bearbeitet von Daniella Kern
    fertiggestellt im August 2005
  • Visuelle Schaetzung der horizontalen Kopfdrehung in Multikameraumgebungen
    bearbeitet von Michael Voit
    fertiggestellt im Dezember 2004
    (pdf (4.4 Mb))
  • Identifying the Addressee in Human-Human-Robot Interactions based on Head Pose and Speech
    bearbeitet von Michael Katzenmaier
    fertiggestellt im Juni 2004
    (pdf (800 KB))
  • Audio-visuelle Spracherkennung auf grossem Vokabular
    bearbeitet von Jan Kratt
    fertiggestellt im Maerz 2004
    (pdf (1.4 Mb))
  • Estimating Head Orientation with Stereo Vision
    bearbeitet von Edgar Seeman
    fertiggestellt im November 2003
    (pdf (4.2Mb))
  • Adaptive Verfahren zur kamerabasierten Erkennung von Gesichtsmerkmalen im PKW
    bearbeitet von Andy King
    fertiggestellt im Oktober 2003
    (pdf (8.4Mb))
  • Erkennung von Zeigegesten basierend auf 3D-Tracking von Kopf und Händen
    bearbeitet von Kai Nickel
    fertiggestellt im März 2003
    (pdf (2Mb))
    ( DemoVideo.avi (2.2 Mb) )
  • Vision-based 3-D Tracking of People in a Smart Room
    bearbeitet von Dirk Focken
    fertiggestellt im November 2002
    (pdf (9.6Mb)) (pdf zipped (3.5Mb))
    (DemoVideo.avi (2.5 Mb) )

Studienarbeiten

  • Viewing Direction Estimation based on 3-D Eyeball Construction for HRI
    bearbeitet von Timo Schneider
    fertiggestellt Februar 2012
  • 2,5-D-Karten aus Schnitten von Sehstrahlen und Polyedern
    bearbeitet von Leo Härdle
    fertiggestellt Februar 2011
    (pdf)
  • Bewertung von Zeigegeräten für die Display-Interaktion
    bearbeitet von Isabel Slawik
    fertiggestellt Januar 2011
    (pdf)
  • Echtzeit-Hintergrundadaption für 3D-Personentracking
    bearbeitet von Fang Li
    fertiggestellt September 2010
    (pdf)
  • Evaluation of Local Descriptors on the Labeled Faces in the Wild Dataset
    bearbeitet von Masoud Roschani
    fertiggestellt Juli 2009
    (pdf)
  • Saliency-based Motion Control for Active Cameras
    bearbeitet von Chengchao Qu
    fertiggestellt Juli 2009
  • Local Vision-based Recognition of Vehicle Types
    bearbeitet von Daniel Morlock 
    fertiggestellt Oktober 2008
    (pdf)
  • Gesichtsbasierte Geschlechtserkennung auf Bildsequenzen
    bearbeitet von Clemens Siebler 
    fertiggestellt Juli 2008
  • Local Appearance-based 3D Face Recognition
    bearbeitet von Hua Gao
    fertiggestellt November 2006
  • Fuzzy Personenverfolgung mit Aktiven Kameras
    bearbeitet von Florian van de Camp
    fertiggestellt April 2006
  • Implementierung und Evaluation eines Systems zur Erkennung von Gesichtern
    bearbeitet von Dennis Harres
    fertiggestellt Oktober 2006
  • Kontext im Intelligenten Raum: Visuelle Klassifikation von Aktivitäten
    bearbeitet von Klaus Fritzsche
    fertiggestellt Mai 2004
    (pdf)
  • Visuelle Personenverfolgung mit Partikelfiltern
    bearbeitet von Christian Wojek
    fertiggestellt April 2004
    (pdf)
  • 3D-Tracking von Kopf und Händen mittels Tiefen- und Farbinformation
    bearbeitet von Kai Nickel
    fertiggestellt Juni 2002
    (pdf)
    (DemoVideo,avi (590 kb))
  • Farbbasierte Segmentierung von Körperregionen
    bearbeitet von Andy King
    fertiggestellt Februar 2002
    (pdf)
  • Adaptive Hintergrundmodelle zur Personenverfolgung
    bearbeitet von Dirk Focken
    fertiggestellt im Juli 2001
    (pdf)