@INPROCEEDINGS{Gross-WCCI-2006,
  author = {Gross, Horst-Michael and Richarz, Jan and Mueller, {\relax St}effen
    and Scheidig, Andrea and Martin, {\relax Ch}ristian},
  title = {Probabilistic Multi-Modal People Tracker and Monocular Pointing Pose
    Estimator for Visual Instruction of Mobile Robot Assistants},
  booktitle = {IEEE-INNS Int. Joint Conf. on Neural Networks (IJCNN) and IEEE World
    Congress on Computational Intelligence (WCCI)},
  year = {2006},
  pages = {8325--8333},
  publisher = {IEEE}
}