@incollection{BekelBaxHeidemannetal.2004,
  author    = {Bekel, H. and Bax, I. and Heidemann, G. and Ritter, H.},
  title     = {Adaptive Computer Vision: Online Learning for Object Recognition},
  series = {Proc. DAGM 2004},
  booktitle = {Proc. DAGM 2004},
  address   = {T{\"u}bingen, Germany},
  pages     = {447 -- 454},
  year      = {2004},
  language  = {en}
}
@incollection{HeidemannBaxBekeletal.2004,
  author    = {Heidemann, G. and Bax, I. and Bekel, H. and Bauckhage, C. and Wachsmuth, S. and Fink, G. and Pinz, A. and Ritter, H. and Sagerer, G.},
  title     = {Multimodal interaction in an augmented reality scenario},
  series = {Proc. Int'l Conf. Multimodal Interfaces},
  booktitle = {Proc. Int'l Conf. Multimodal Interfaces},
  address   = {New York, NY, USA},
  pages     = {53 -- 60},
  year      = {2004},
  language  = {mul}
}
@incollection{HeidemannBekelBaxetal.2004,
  author    = {Heidemann, G. and Bekel, H. and Bax, I. and Ritter, H.},
  title     = {Interactive Online Learning},
  series = {Proc. Pattern Recognition and Image Analysis},
  booktitle = {Proc. Pattern Recognition and Image Analysis},
  address   = {St. Petersburg, Russia},
  pages     = {44 -- 48},
  year      = {2004},
  language  = {mul}
}
@article{HeidemannRaeBekeletal.2004,
  author    = {Heidemann, G. and Rae, R. and Bekel, H. and Bax, I. and Ritter, H.},
  title     = {Integrating context-free and context-dependent attentional mechanisms for gestural object reference},
  series = {Machine Vision and Applications},
  volume    = {16 (1)},
  journal   = {Machine Vision and Applications},
  pages     = {64 -- 73},
  year      = {2004},
  language  = {en}
}