Publications

Journal articles

Reinhard Moratz and Jan Oliver Wallgrün. Spatial reasoning with augmented points: Extending cardinal directions with local distances. Journal of Spatial Information Science (JOSIS), (5):1-30, 2012.
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R. A. Bianchetti, J. O. Wallgrün, J. Yang, J. I. Blanford, A. C. Robinson, and A. Klippel. Free classification of canadian and american emergency management map symbol standards. The Cartographic Journal, 49(4):350-360, 2012.
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Alexander Klippel, Jinlong Yang, Jan Oliver Wallgrün, and Rui Li Frank Dylla. Assessing similarities of qualitative spatio-temporal relations. In Cognitive Processing, 13:209-214, 2012.

Jan Oliver Wallgrün. Qualitative spatial reasoning for topological map learning. Spatial Cognition and Computation - An Interdisciplinary Journal, 10(4):207-246, 2010.
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Jan Oliver Wallgrün. Voronoi graph matching for robot localization and mapping. Transactions on Computational Science, 9:76-108, 2010.
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Frank Dylla and Jan Oliver Wallgrün. Qualitative spatial reasoning with conceptual neighborhoods for agent control. Journal of Intelligent and Robotic Systems, 48(1):55-78, 2007.
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Diedrich Wolter, Frank Dylla, Stefan Wölfl, Jan Oliver Wallgrün, Lutz Frommberger, Bernhard Nebel, and Christian Freksa. SailAway: Spatial cognition in sea navigation. Künstliche Intelligenz, 1:28-30, 2008.
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Books (monographs and edited books)

Jia Wang, Klaus Broelemann, Malumbo Chipofya, Angela Schwering, and Jan Oliver Wallgrün, editors. Proceedings of the COSIT 2011 Workshop on An Interdisciplinary Approach to Understanding and Processing Sketch Maps. Akademische Verlagsgesellschaft Aka GmbH (IOS Press), Heidelberg, Germany, 2011.
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Jan Oliver Wallgrün. Hierarchical Voronoi Graphs - Spatial Representation and Reasoning for Mobile Robots. Springer, 2010.
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Jan Oliver Wallgrün and Anna-Katharina Lautenschütz, editors. Proceedings of the GIScience 2010 Doctoral Colloquium, volume 38 of ifgiPrints. Akademische Verlagsgesellschaft Aka GmbH (IOS Press), Heidelberg, Germany, 2010.
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Book chapters

Jan Oliver Wallgrün. Mapping indoor environments with mobile robots. In Wolfgang Kresse and David M. Danko, editors, Springer Handbook of Geographic Information. Springer, 2012.
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Diedrich Wolter and Jan Oliver Wallgrün. Qualitative spatial reasoning for applications: New challenges and the SparQ toolbox. In Shyamanta M. Hazarika, editor, Qualitative Spatio-Temporal Representation and Reasoning: Trends and Future Directions. IGI Global, 2012.
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Fully refereed conference and workshop articles

Morteza Karimzadeh, Wenyi Huang, Siddhartha Banerjee, Jan Oliver Wallgrün, Frank Hardisty, Scott Pezanowski, Prasenjit Mitra, and Alan M. MacEachren. Geotxt: A web API to leverage place references in text. In Ross Purves and Chris Jones, editors, Proceedings ACM Sigspatial GIS 2013 Workshop on Geographic Information Retrieval (GIR), to appear.

Mehul Bhatt, Jan Oliver Wallgrün, and Christophe Claramunt. Commonsense cognition of geospatial dynamics: Towards bridging the gap between geography, artificial intelligence, and cognitive science. In Proceedings COSIT 2013 workshop "Spatio-temporal theories and research for environmental, urban and social sciences: where do we stand?", 2013.

Alexander Klippel, Jan Oliver Wallgrün, Jinlong Yang, Jennifer S. Mason, Eun-Kyeong Kim, and David M. Mark. Fundamental cognitive concepts of space (and time): Using cross-linguistic, crowdsourced data to cognitively calibrate modes of overlap. In Thora Tenbrink, John G. Stell, Antony Galton, and Zena Wood, editors, COSIT 2013, volume 8116 of Lecture Notes in Computer Science, pages 377-396. Springer, 2013.
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Jan Oliver Wallgrün, Jinlong Yang, and Alexander Klippel. Investigating intuitive granularities of overlap relations. In 12th IEEE International Conference on Cognitive Informatics and Cognitive Computing, 2013.
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Jan Oliver Wallgrün, Frank Dylla, Alexander Klippel, and Jinlong Yang. Understanding human spatial conceptualizations to improve applications of qualitative spatial calculi. In Proceedings of the International Workshop on Qualitative Reasoning (QR) 2013, 2013.

Jan Oliver Wallgrün. Exploiting qualitative spatial reasoning for topological adjustment of spatial data. In Isabel F. Cruz, Craig Knoblock, Peer Kröger, Egemen Tanin, and Peter Widmayer, editors, SIGSPATIAL 2012 International Conference on Advances in Geographic Information Systems (formerly known as GIS), SIGSPATIAL'12, pages 229-238, 2012.

Jan Oliver Wallgrün. Topological adjustment of polygonal data. In Sabine Timpf and Patrick Laube, editors, Advances in Spatial Data Handling, pages 193-208. Springer, 2012.

A. Klippel, J. Yang, R. Li, and J. O. Wallgrün. Evaluating the cognitive adequacy of the DLine-region calculus. In Sabine Timpf Sabine Timpf and Patrick Laube, editors, Advances in Spatial Data Handling, pages 91-106. Springer, 2012.
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Jan Oliver Wallgrün, Jinlong Yang, Alexander Klippel, and Frank Dylla. Investigations into the cognitive conceptualization and similarity assessment of spatial scenes. In Ningchuan Xiao, Mei-Po Kwan, Michael F. Goodchild, and Shashi Shekhar, editors, Geographic Information Science - 7th International Conference, GIScience 2012, volume 7478 of Lecture Notes in Computer Science, pages 212 - 225. Springer, 2012.
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Alexander Klippel, Jan Oliver Wallgrün, Jinlong Yang, Rui Li, and Frank Dylla. Formally grounding spatio-temporal thinking. In C. Stachniss, K. Schill, and D. H. Uttal, editors, Spatial Cognition 2012, pages 242-261. Berlin: Springer, 2012.
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Jan Oliver Wallgrün and Mehul Bhatt. An architecture for semantic analysis in geospatial dynamics. In International Semantic Web Conference (ISWC-11) - Proceedings of the Workshop: Terra Cognita, CEUR Workshop Proceedings, 2011.
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Paolo Fogliaroni, Giorgio de Felice, Falko Schmid, and Jan Oliver Wallgrün. Managing qualitative spatial information to support query-by-sketch. In Jia Wang, Klaus Broelemann, Malumbo Chipofya, Angela Schwering, and Jan Oliver Wallgrün, editors, Proceedings of the COSIT 2011 Workshop on An Interdisciplinary Approach to Understanding and Processing Sketch Maps, volume 42 of ifgiPrints. Akademische Verlagsgesellschaft Aka GmbH (IOS Press), Heidelberg, Germany, 2011.
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Diedrich Wolter, Kai-Florian Richter, and Jan Oliver Wallgrün. Using SparQ for matching sketch maps. In Jia Wang, Klaus Broelemann, Malumbo Chipofya, Angela Schwering, and Jan Oliver Wallgrün, editors, Proceedings of the COSIT 2011 Workshop on An Interdisciplinary Approach to Understanding and Processing Sketch Maps, volume 42 of ifgiPrints. Akademische Verlagsgesellschaft Aka GmbH (IOS Press), Heidelberg, Germany, 2011.
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Giorgio de Felice, Paolo Fogliaroni, and Jan Oliver Wallgrün. A hybrid geometric-qualitative spatial reasoning system and its application in GIS. In Max Egenhofer, Nick Guidice, Reinhard Moratz, and Mike Worboys, editors, Proceedings of the 10th International Conference on Spatial Information Theory, 2011.
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Jan Oliver Wallgrün, Diedrich Wolter, and Kai-Florian Richter. Qualitative matching of spatial information. In Amr El Abbadi, Diyakant Agrawal, Mohamed Mokbel, and Pusheng Zhang, editors, Proceedings of the 18th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems (ACM SIGSPATIAL GIS 2010), pages 300-309, 2010.
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Jan Oliver Wallgrün and Frank Dylla. Spatial data integration with qualitative integrity constraints. In Ross Purves and Robert Weibel, editors, Online Proceedings of the 6th International Conference on Geographic Information Science (GIScience 2010), 2010.
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Giorgio de Felice, Paolo Fogliaroni, and Jan Oliver Wallgrün. Qualitative reasoning with visibility information for environmental learning. In Ross Purves and Robert Weibel, editors, Online Proceedings of the 6th International Conference on Geographic Information Science (GIScience 2010), 2010.
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Jan Oliver Wallgrün and Frank Dylla. Qualitative spatio-temporal data integration and conflict resolution. In Mehul Bhatt, Hans W. Guesgen, and Shyamanta M. Hazarika, editors, Proceedings of the ECAI 2010 Workshop on Spatio-Temporal Dynamics, pages 13-18, 2010.
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Jan Oliver Wallgrün. Exploiting qualitative spatial constraints for multi-hypothesis topological map learning. In Kathleen Stewart Hornsby, Christophe Claramunt, Michel Denis, and Gérard Ligozat, editors, Spatial Information Theory, 9th International Conference, COSIT 2009, Aber Wrac'h, France, September 21-25, 2009 Proceedings, volume 5756 of Lecture Notes in Computer Science, pages 141-158. Springer-Verlag Berlin Heidelberg, 2009.
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Jan Oliver Wallgrün. Matching annotated generalized voronoi graphs for autonomous robot localization and mapping. In François Anton and J. Andreas Bærentzen, editors, Proceedings of the 6th Annual International Symposium on Voronoi Diagrams in Science and Engineering. IEEE Computer Society, 2009.
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Paolo Fogliaroni, Jan Oliver Wallgrün, Eliseo Clementini, Francesco Tarquini, and Diedrich Wolter. A qualitative approach to localization and navigation based on visibility information. In Kathleen Stewart Hornsby, Christophe Claramunt, Michel Denis, and Gérard Ligozat, editors, Spatial Information Theory, 9th International Conference, COSIT 2009, Aber Wrac'h, France, September 21-25, 2009 Proceedings, volume 5756 of Lecture Notes in Computer Science. Springer-Verlag Berlin Heidelberg, 2009.
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Jan Oliver Wallgrün. Multi-hypothesis topological mapping using qualitative spatial reasoning. In Bernard Nebel and Stefan Wölfl, editors, Papers from the 2009 AAAI Spring Symposium Benchmarking of Qualitative Spatial and Temporal Reasoning Systems, number SS-09-02 in Technical Report, pages 35-40. AAAI Press; Menlo Park, CA, 2009.
arrow.png PDF (© 2009 AAAI. This is the author's version of the work. It is posted here for your personal use. Not for redistribution. The definitive version was published in AAAI Spring Symposium on Benchmarking of Qualitative Spatial and Temporal Reasoning Systems. 2009. AAAI Technical Report SS-09-02, http://www.aaai.org/Papers/Symposia/Spring/2009/SS-09-02/SS09-02-007.pdf)  arrow.png Abstract & Bibtex

Reinhard Moratz and Jan Oliver Wallgrün. Spatial reasoning about relative orientation and distance for robot exploration. In Werner Kuhn, Michael F. Worboys, and Sabine Timpf, editors, Spatial Information Theory: Foundations of Geographic Information Science. Conference on Spatial Information Theory (COSIT), LNCS, pages 61-74. Springer Heidelberg, 2003.
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Jan Oliver Wallgrün, Lutz Frommberger, Diedrich Wolter, Frank Dylla, and Christian Freksa. Qualitative spatial representation and reasoning in the SparQ-toolbox. In Thomas Barkowsky, Markus Knauff, Gerard Ligozat, and Dan Montello, editors, Spatial Cognition V: Reasoning, Action, Interaction: International Conference Spatial Cognition 2006, volume 4387 of Lecture Notes in Computer Science, pages 39-58. Springer-Verlag Berlin Heidelberg, 2007.
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Frank Dylla, Lutz Frommberger, Jan Oliver Wallgrün, Diedrich Wolter, Stefan Wölfl, and Berhard Nebel. Sailaway: Formalizing navigation rules. In Proceedings of the AISB'07 Artificial and Ambient Intelligence Symposium on Spatial Reasoning and Communication, 2007.
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Frank Dylla and Jan Oliver Wallgrün. Qualitative spatial reasoning with conceptual neighborhoods for agent control. In International Symposium & Special Issue on Model-Based Reasoning in Engineering and Robotic Systems (Guangzhou, China), 2006.
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Frank Dylla and Jan Oliver Wallgrün. On generalizing orientation information in OPRAm. In Proceedings of the 29th German conference on Artificial Intelligence (KI 2006), Lecture Notes in Artificial Intelligence, pages 274-288, Berlin, 2006. Springer.
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Frank Dylla, Lutz Frommberger, Jan Oliver Wallgrün, and Diedrich Wolter. SparQ: A toolbox for qualitative spatial representation and reasoning. In Proceedings of the Workshop on Qualitative Constraint Calculi: Application and Integration (KI 2006), pages 79-90, 2006.
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Jan Oliver Wallgrün. Autonomous construction of hierarchical Voronoi-based route graph representations. In Christian Freksa, Markus Knauff, Bernd Krieg-Brückner, Bernhard Nebel, and Thomas Barkowsky, editors, Spatial Cognition IV. Reasoning, Action, Interaction: International Conference Spatial Cognition 2004, volume 3343 of Lecture Notes in Artificial Intelligence, pages 413-433, Berlin, 2005. Springer.
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Jan Oliver Wallgrün. Hierarchical Voronoi-based route graph representations for planning, spatial reasoning, and communication. In Patrick Doherty, editor, Proceedings of the 4th International Cognitive Robotics Workshop (CogRob-2004), 2004.
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Reinhard Moratz and Jan Oliver Wallgrün. Propagation of distance and orientation intervals. In Proceedings of 2003 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS-03), pages 3245-3250, 2003.
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Reinhard Moratz and Jan Oliver Wallgrün. Spatial reasoning about relative orientation and distance for robot exploration. In Werner Kuhn, Michael F. Worboys, and Sabine Timpf, editors, Spatial Information Theory: Foundations of Geographic Information Science. Conference on Spatial Information Theory (COSIT), LNCS, pages 61-74. Springer Heidelberg, 2003.
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Other publications

Mehul Bhatt and Jan Oliver Wallgrün. Analytical intelligence for geospatial dynamics. 10th International Conference on Spatial Information Theory - extended abstract, poster, 2011.
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Jan Oliver Wallgrün and Frank Dylla. A relation-based merging operator for qualitative spatial data integration and conflict resolution. Technical Report 022-06/2010, SFB/TR 8 Spatial Cognition; http://www.sfbtr8.uni-bremen.de/, 2010.
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Paolo Fogliaroni, Giorgio de Felice, and Jan Oliver Wallgrün. A qualitative perspective on volunteered geographic information. In GIScience 2010 - Workshop on the Role of Volunteered Geographic Information in Advancing Science, 2010.
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Jan Oliver Wallgrün. Hierarchical Route Graph Representations for mobile Robots Based on Generalized Voronoi Graphs. PhD thesis, University of Bremen, 2009.
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Lutz Frommberger, Jae Hee Lee, Jan Oliver Wallgrün, and Frank Dylla. Composition in OPRAm. Technical Report 013-02/2007, SFB/TR 8 Spatial Cognition, Universität Bremen, 2007.
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Jan Oliver Wallgrün, Lutz Frommberger, Frank Dylla, and Diedrich Wolter. SparQ user manual v0.6. Technical Report 007-07/2006, SFB/TR 8 Spatial Cognition, Universität Bremen, 2006.
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(up-to-date version V0.7.4 available here!)

Jan Oliver Wallgrün. Exploration und Pfadplanung für mobile Roboter basierend auf Generalisierten Voronoi-Graphen. Diplomarbeit, Fachbereich Informatik, Universität Hamburg, 2002.
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