All publications sorted by recency

Reinhard Moratz, Christian Freksa and Thomas Barkowsky, Diagrammatic instruction maps for human-robot interaction, in: Service robotics - Applications and safety issues in an emerging market, Workshop Notes. ECAI 2000, Berlin, 2000
Christian Freksa, Reinhard Moratz and Thomas Barkowsky, Robot navigation with schematic maps, in: Intelligent Autonomous Systems 6, pages 809-816, IOS Press, 2000
Hernan Casakin, Thomas Barkowsky, Alexander Klippel and Christian Freksa, Schematic maps as wayfinding aids, in: Spatial cognition II – integrating abstract theories, empirical studies, formal models, and practical applications, pages 57-74, Springer, Berlin, 2000
Christian Freksa, Reinhard Moratz and Thomas Barkowsky, Schematic maps for robot navigation, in: Spatial cognition II – integrating abstract theories, empirical studies, formal models, and practical applications, pages 100-114, Springer, Berlin, 2000
  • []: Published as: International Computer Science Institute Report TR-99-021, Berkeley, California 1999
Christian Freksa, Reinhard Moratz and Thomas Barkowsky, Schematic maps for robot navigation, International Computer Science Institute Report TR-99-021, Berkeley, California, 1999
  • []: published as: Spatial cognition II – integrating abstract theories, empirical studies, formal models, and practical applications, LNAI 1849, 100-114, Springer, Berlin 2000
David M. Mark, Christian Freksa, Stephen C. Hirtle, Robert Lloyd and Barbara Tversky, Cognitive Models of Geographic Space (1999), in: Int. J. of Geographical Information Science 13 (1999), 8(747-774)
Christian Freksa, Spatial aspects of task-specific wayfinding maps: A representation-theoretic perspective, in: Visual and Spatial Reasoning in Design, pages 15-32, Key Centre of Design Computing and Cognition, University of Sydney, 1999
Christian Freksa, Links vor – Prototyp oder Gebiet? Probabilistische und possibilistische Raumbeschreibung, in: Richtungen im Raum, pages 231-246, Deutscher Universitäts-Verlag, Wiesbaden, 1999
Christian Freksa and Thomas Barkowsky, On the duality and on the integration of propositional and spatial representations, in: Mental models in discourse processing and reasoning, pages 195-212, Elsevier, Amsterdam, 1999
Bettina Berendt, Thomas Barkowsky, Christian Freksa and Stephanie Kelter, Spatial representation with aspect maps, in: Spatial cognition – an interdisciplinary approach to representing and processing spatial knowledge, pages 313-336, Springer, Berlin, 1998
Reinhard Moratz and Christian Freksa, Spatial reasoning with uncertain data using stochastic relaxation, in: Fuzzy-Neuro Systems ’98, pages 106-112, Infix-Verlag, St. Augustin, 1998
Alexander Klippel, Thomas Barkowsky and Christian Freksa, Maps versus sketches, in: The Second Swedish Symposium on Multimodal Communication, Lund University Cognitive Science, 1998
Christian Freksa, Matthias Jantzen and Rüdiger Valk, Spatial and temporal structures in cognitive processes, in: Foundations of computer science. Potential – theory – cognition, pages 379-387, Springer, Berlin, 1997
Thomas Barkowsky, Christian Freksa, Bettina Berendt and Stephanie Kelter, Aspektkarten – Integriert räumlich-symbolische Repräsentationsstrukturen, in: Perspektive in Sprache und Raum, pages 147-168, Deutscher Universitätsverlag, Wiesbaden, 1997
Christian Freksa, Verschiedene Beiträge, in: Wörterbuch der Kognitionswissenschaft, Klett-Cotta, Stuttgart, 1996
Christian Freksa, Künstliche Intelligenz, in: Wörterbuch der Kognitionswissenschaft, Klett-Cotta, Stuttgart, 1996
Christian Freksa, Erratum to „Temporal reasoning based on semi-intervals“ (1996), in: Artificial Intelligence 87
  • []: auch erschienen in: Artificial Intelligence 54 (1992), 199-227
Christian Freksa, Erratum to „Temporal reasoning based on semi-intervals" (1992), in: Artificial Intelligence 54(199-227)
  • []: auch erschienen in: Artificial Intelligence 87 (1996) 387