Christian Freksa

Stephan Winter, Christian Freksa: Approaching the notion of place by contrast. J. Spatial Information Science 5(1): 31-50 (2012)

Jan Frederik Sima, Christian Freksa: Towards Computational Cognitive Modeling of Mental Imagery - The Attention-Based Quantification Theory. KI 26(3): 261-267 (2012)

Bernhard Nebel, Christian Freksa: AI Approaches to Cognitive Systems - The Example of Spatial Cognition. Informatik Spektrum 34(5): 462-468 (2011)

Christian Freksa, Holger Schultheis, Kerstin Schill, Thora Tenbrink, Thomas Barkowsky, Christoph Hölscher, Bernhard Nebel: Spatial Cognition: Reasoning, Action, Interaction. KI 24(4): 329-334 (2010)

Diedrich Wolter, Frank Dylla, Stefan Wölfl, Jan Oliver Wallgrün, Lutz Frommberger, Bernhard Nebel, Christian Freksa: SailAway: Spatial Cognition in Sea Navigation. KI 22(1): 28-30 (2008)

Christian Freksa: Spatial Cognition: Agents between Sensation and Reality. WETICE 2008

Diedrich Wolter, Christian Freksa, Longin Jan Latecki: Towards a Generalization of Self-localization. Robotics and Cognitive Approaches to Spatial Mapping 2008: 105-134

Christian Freksa, Nora S. Newcombe, Peter Gärdenfors, Stefan Wölfl (Eds.): Spatial Cognition VI. Learning, Reasoning, and Talking about Space, International Conference Spatial Cognition 2008, Freiburg, Germany, September 15-19, 2008. Proceedings. Lecture Notes in Computer Science 5248, Springer 2008, isbn 978-3-540-87600-7

Christian Freksa, Sven Bertel: Eye movements and smart technology. Comp. in Bio. and Med. 37(7): 983-988 (2007)

Inessa Seifert, Thomas Barkowsky, Christian Freksa: Region-Based Representation for Assistance with Spatio-Temporal Planning in Unfamiliar Environments. Location Based Services and TeleCartography 2007: 179-191

Anthony G. Cohn, Christian Freksa, Bernhard Nebel (Eds.): Spatial Cognition: Specialization and Integration, 04.12. - 09.12.2005. Dagstuhl Seminar Proceedings 05491, Internationales Begegnungs- und Forschungszentrum fuer Informatik (IBFI), Schloss Dagstuhl, Germany 2007

Christian Freksa, Michael Kohlhase, Kerstin Schill (Eds.): KI 2006: Advances in Artificial Intelligence, 29th Annual German Conference on AI, KI 2006, Bremen, Germany, June 14-17, 2006, Proceedings. Lecture Notes in Computer Science 4314, Springer 2007, isbn 978-3-540-69911-8

Jan Oliver Wallgrün, Lutz Frommberger, Diedrich Wolter, Frank Dylla, Christian Freksa: Qualitative Spatial Representation and Reasoning in the SparQ-Toolbox. Spatial Cognition 2006: 39-58

Michael L. Anderson, Thomas Barkowsky, Pauline Berry, Douglas S. Blank, Timothy Chklovski, Pedro Domingos, Marek J. Druzdzel, Christian Freksa, John Gersh, Mary Hegarty, Tze-Yun Leong, Henry Lieberman, Ric K. Lowe, Susann Luperfoy, Rada Mihalcea, Lisa Meeden, David P. Miller, Tim Oates, Robert L. Popp, Daniel G. Shapiro, Nathan Schurr, Push Singh, John Yen: Reports on the 2005 AAAI Spring Symposium Series. AI Magazine 26(2): 87-92 (2005)

Thomas Barkowsky, John A. Bateman, Christian Freksa, Wolfram Burgard, Markus Knauff: Transregional Collaborative Research Center SFB/TR 8 Spatial Cognition: Reasoning, Action, Interaction (Sonderforschungsbereich/Transregio SFB/TR 8 Raumkognition: Schließen, Handeln, Interagieren). it - Information Technology 47(3): 163-171 (2005)

Thomas Barkowsky, Christian Freksa, Mary Hegarty, Ric K. Lowe: Organizing Committee. AAAI Spring Symposium: Reasoning with Mental and External Diagrams: Computational Modeling and Spatial Assistance 2005

Thomas Barkowsky, Christian Freksa, Mary Hegarty, Ric K. Lowe: Preface: Reasoning with Mental and External Diagrams: Computational Modeling and Spatial Assistance. AAAI Spring Symposium: Reasoning with Mental and External Diagrams: Computational Modeling and Spatial Assistance 2005

Anthony G. Cohn, Christian Freksa, Bernhard Nebel: 05491 Abstracts Collection -- Spatial Cognition: Specialization and Integration. Spatial Cognition: Specialization and Integration 2005

Christian Freksa: 05491 Executive Summary -- Spatial Cognition: Specialization and Integration. Spatial Cognition: Specialization and Integration 2005

Christian Freksa, Alexander Klippel, Stephan Winter: A Cognitive Perspective on Spatial Context. Spatial Cognition: Specialization and Integration 2005

Christian Freksa, Thomas Barkowsky: Raumkognition aus der Perspektive der KI. GI Jahrestagung (2) 2005: 665

Christian Freksa: Spatial Cognition: An AI Perspective. ECAI 2004: 1122-1128

Alexander Klippel, Lothar Knuf, Bernhard Hommel, Christian Freksa: Perceptually Induced Distortions in Cognitive Maps. Spatial Cognition 2004: 204-213

Max J. Egenhofer, Christian Freksa, Harvey J. Miller (Eds.): Geographic Information Science, Third International Conference, GIScience 2004, Adelphi, MD, USA, October 20-23, 2004, Proceedings. Lecture Notes in Computer Science 3234, Springer 2004, isbn 3-540-23558-2

Christian Freksa, Markus Knauff, Bernd Krieg-Brückner, Bernhard Nebel, Thomas Barkowsky (Eds.): Spatial Cognition IV: Reasoning, Action, Interaction, International Conference Spatial Cognition 2004, Frauenchiemsee, Germany, October 11-13, 2004, RevisedSelected Papers. Lecture Notes in Computer Science 3343, Springer 2004, isbn 3-540-25048-4

Reinhard Moratz, Bernhard Nebel, Christian Freksa: Qualitative Spatial Reasoning about Relative Position: The Tradeoff between Strong Formal Properties and Successful Reasoning about Route Graphs. Spatial Cognition 2003: 385-400

Christian Freksa, Wilfried Brauer, Christopher Habel, Karl Friedrich Wender (Eds.): Spatial Cognition III, Routes and Navigation, Human Memory and Learning, Spatial Representation and Spatial Learning. Lecture Notes in Computer Science 2685, Springer 2003, isbn 3-540-40430-9

Markus Knauff, Christoph Schlieder, Christian Freksa: Spatial Cognition: From Rat-Research to Multifunctional Spatial Assistance Systems. KI 16(4): 5-9 (2002)

Christian Freksa, Rudolf Kruse, Ramon López de Mántaras: Interview with Prof. Lotfi A. Zadeh. KI 15(3): 40-43 (2001)

Joe Heike Steinhauer, Tom Wiese, Christian Freksa, Thomas Barkowsky: Recognition of Abstract Regions in Cartographic Maps. COSIT 2001: 306-321

Hernan Casakin, Thomas Barkowsky, Alexander Klippel, Christian Freksa: Schematic Maps as Wayfinding Aids. Spatial Cognition 2000: 54-71

Christian Freksa, Reinhard Moratz, Thomas Barkowsky: Schematic Maps for Robot Navigation. Spatial Cognition 2000: 100-114

Christian Freksa, Wilfried Brauer, Christopher Habel, Karl Friedrich Wender (Eds.): Spatial Cognition II, Integrating Abstract Theories, Empirical Studies, Formal Methods, and Practical Applications. Lecture Notes in Computer Science 1849, Springer 2000, isbn 3-540-67584-1

David M. Mark, Christian Freksa, Stephen C. Hirtle, Robert Lloyd, Barbara Tversky: Cognitive models of geographical space. International Journal of Geographical Information Science 13(8): 747-774 (1999)

Christian Freksa, David M. Mark (Eds.): Spatial Information Theory: Cognitive and Computational Foundations of Geographic Information Science, International Conference COSIT '99, Stade, Germany, August 25-29, 1999, Proceedings. Lecture Notes in Computer Science 1661, Springer 1999, isbn 3-540-66365-7

Bettina Berendt, Thomas Barkowsky, Christian Freksa, Stephanie Kelter: Spatial Representation with Aspect Maps. Spatial Cognition 1998: 313-336

Christian Freksa, Christopher Habel, Karl Friedrich Wender (Eds.): Spatial Cognition, An Interdisciplinary Approach to Representing and Processing Spatial Knowledge. Lecture Notes in Computer Science 1404, Springer 1998, isbn 3-540-64603-5

Christian Freksa: Spatial and Temporal Structures in Cognitive Processes. Foundations of Computer Science: Potential - Theory - Cognition 1997: 379-387

Thomas Barkowsky, Christian Freksa: Cognitive Requirements on Making and Interpreting Maps. COSIT 1997: 347-361

Steffen Werner, Bernd Krieg-Brückner, Hanspeter A. Mallot, Karin Schweizer, Christian Freksa: Spatial Cognition: The Role of Landmark, Route, and Survey Knowledge in Human and Robot Navigation. GI Jahrestagung 1997: 41-50

Christian Freksa, Matthias Jantzen, Rüdiger Valk (Eds.): Foundations of Computer Science: Potential - Theory - Cognition, to Wilfried Brauer on the occasion of his sixtieth birthday. Lecture Notes in Computer Science 1337, Springer 1997, isbn 3-540-63746-X

Kai Zimmermann, Christian Freksa: Qualitative Spatial Reasoning Using Orientation, Distance, and Path Knowledge. Appl. Intell. 6(1): 49-58 (1996)

Christian Freksa: Responses to Elkan (Christian Freksa). IEEE Expert 9(4): 20-21 (1994)

Kai Zimmermann, Christian Freksa: Qualitatives räumliches Schließen mit Wissen über Richtungen, Entfernungen und Pfade. KI 7(4): 21-28 (1993)

John Yen, Piero P. Bonissone, Didier Dubois, Christian Freksa, Ramon López de Mántaras, Enrique H. Ruspini, Lotfi A. Zadeh: Fuzzy Logic and AI. IJCAI 1993: 1673-1676

Christian Freksa: Temporal Reasoning Based on Semi-Intervals. Artif. Intell. 54(1): 199-227 (1992)

Christian Freksa: Über den Unterschied zwischen logik-basierten und logischen Ansätzen zur Wissensrepräsentation. KI 6(3): 95-98 (1992)

Christian Freksa: Using Orientation Information for Qualitative Spatial Reasoning. Spatio-Temporal Reasoning 1992: 162-178

Christian Freksa, Christopher Habel: Warum interessiert sich die Kognitionsforschung für die Darstellung räumlichen Wissens? Repräsentation und Verarbeitung räumlichen Wissens 1990: 1-15

Christian Freksa, Christopher Habel (Eds.): Repräsentation und Verarbeitung räumlichen Wissens. Informatik-Fachberichte 245, Springer 1990, isbn 3-540-52758-3

Wilfried Brauer, Christian Freksa (Eds.): Wissensbasierte Systeme, 3. Internationaler GI-Kongress, München, 16./17. Oktober 1989, Proceedings. Informatik-Fachberichte 227, Springer 1989, isbn 3-540-51838-X

Christian Freksa: Mit welchen Themen soll sich die KI auseinandersetzen? GWAI 1988: 327-333

Christian Freksa: Spezielle Sektion: Kognition - Wissensstrukturen beim Aufgabenlösen. GWAI 1987: 277

Nur Erol, Christian Freksa: An Approach to Structuring and Formalizing Knowledge for a Design Support System. AIMSA 1986: 271-279

Christian Freksa: Cognitive Science - Eine Standortbestimmung. Wissensarten und ihre Darstellung 1986: 1-12

Christian Freksa: Intrinsische vs. extrinsische Repräsentation zum Aufgabenlösen oder die Verwandlung von Wasser in Wein. Wissensarten und ihre Darstellung 1986: 155-165

Gerhard Dirlich, Christian Freksa, Uta Schwatlo, Klaus Wimmer (Eds.): Kognitive Aspekte der Mensch-Computer-Interaktion, Workshop, München, 12.-13. April 1984. Informatik-Fachberichte 120, Springer 1986, isbn 3-540-16450-2

Ulrich Furbach, Gerhard Dirlich, Christian Freksa: Towards a Theory of Knowledge Representation Systems. AIMSA 1984: 77-84

Christian Freksa, Ulrich Furbach, Gerhard Dirlich: Cognition and Representation - An Overview of Knowledge Reprensentation Issues in Cognitive Science. GWAI 1984: 119-144

Gerhard Dirlich, Helmut von Benda, Christian Freksa, Ulrich Furbach, Albrecht Müller, Klaus Wimmer: Computerunterstützte Planung von Ferienreisen ein fiktiven Beispiel. Kognitive Aspekte der Mensch-Computer-Interaktion 1984: 22-36