Publications

Reviewing for Conferences

2011

• Ragni, M., F. Steffenhagen, A. Klein (in press): Generalized Dynamic Stock and Flow Systems: An AI Approach. Journal Cognitive System Research.
• Knauff, M. and Ragni, M. (2011). Cross-Cultural Preferences in Spatial Reasoning. Journal of Cognition and Culture, 11, pp. 1-21.
• Ragni, M. and Brüssow, S. (2011). Human Spatial Relational Reasoning: Processing Demands, Representations, and Cognitive Model. In W. Burgard and D. Roth. Proceedings of the AAAI-Conference 2011. AAAI Press.
• Ragni, M. and Klein, A. (2011). Solving Number Series: Architectural Properties of Successful Artificial Neural Networks. In Madani, K., Kacprzyk, J. and Filipe, J. (Eds.). Proceedings of NCTA – International Conference on Neural Computation in Theory and Application. SciTe-Press
• Ragni, M. and Klein, A. (2011). Predicting Numbers: An AI Approach to Solving Number Series. In Edelkamp, S. and Bach, J. Proceedings of the 34th German Conference on Artificial Intelligence (KI-2011). Lecture Notes in Computer Science. Springer, Berlin.
• Ragni, M., Stahl, P., Fangmeier, T. (2011). Cognitive Complexity in Matrix Reasoning Tasks. In B. Kokinov, A. Karmiloff-Smith, & N. J. Nersessian (Eds.), European perspectives on cognitive science: Proceedings of the European conference on cognitive science (ECAI 2011). New Bulgarian University Press.
• Ragni, M., Steffenhagen, F., Fangmeier, T. (2011). A Structural Complexity Measure for Predicting Human Planning Performance. In L. Carlson, C. Hölscher, & T. Shipley (Eds.), Proceedings of the 33rd Annual Conference of the Cognitive Science Society. Austin, TX: Cognitive Science Society.
• Albrecht, R., Brüssow, S., Kaller, C., Ragni, M. (2011). Using a Cognitive Model for an In-Depth Analysis of the Tower of London. In L. Carlson, C. Hölscher, & T. Shipley (Eds.), Proceedings of the 33rd Annual Conference of the Cognitive Science Society. Austin, TX: Cognitive Science Society.

2010

• Ragni, M., Löffler, C. (2010): Complex problem solving: another test case? Journal Cognitive Processing, Vol. 11, Nr. 2, (pp.159-170). Springer.
• Ragni, M., Fangmeier, T., & Brüssow, S. (2010). Deductive Spatial Reasoning: From Neurological Evidence to a Cognitive Model. In Salvucci, D. and Gunzelmann, G. (Eds.), Proceedings of the 10th International Conference on Cognitive Modeling (ICCM 2010). Austin, TX: Cognitive Science Society
• Stahl, P. and Ragni M. (2010). Complexity in Analogy Tasks: An Analysis and Computation Model. In Helder Coelho, Rudi Studer, Michael Wooldridge (Eds.), ECAI 2010 - 19th European Conference on Artificial Intelligence, Lisbon, Portugal, August 16-20, 2010, Proceedings. Frontiers in Artificial Intelligence and Applications. 215 IOS Press 2010.
• Ragni, M. and Becker, B. (2010). Preferences in Cardinal Direction. In S. Ohlsson & R. Catrambone (Eds.), Proceedings of the 32nd Annual Conference of the Cognitive Science Society (pp. 660-666). Austin, TX: Cognitive Science Society.

2009

• Schmid, U., Ragni, M., Knauff, M. (Eds.) (2009). Proceedings of the KI 2009 Workshop on Complex Cognition. Bamberger Beiträge zur Wirtschafts-informatik und Angewandten Informatik, Nr. 82. ISSN 0937-3349
• Steffenhagen, F., Ragni, M., Chichkov, I., Klein, A. (2009): Predicting Changes: A Cognitive Model for Dynamic Stocks and Flows. In: Schmid, U., Ragni, M., Knauff, M. (Eds.) Proceedings of the KI 2009 Workshop on Complex Cognition. Bamberger Beiträge zur Wirtschafts-informatik und Angewandten Informatik, Nr. 82. ISSN 0937-3349
• Ragni, M., Löffler, C. (2009). Complex problem solving: another test case? Cogn Process. 2009 Nov 10. [Epub ahead of print]
• Ragni, M., Fangmeier, T., Bittner, A., Konieczny, L.: Incremental Model Construction: Eye-movements reflect mental representations and operations -- even if there is nothing to look at. Proceedings of the the 31st Annual Conference of the Cognitive Science Society, 2009
• Ragni, M., Wiener, J.M., Hölscher, C., Brösamle, M., Büchner, S.J., Kalff, C., Kuhnm¸nch, G., Strube, S. (2009). Human Spatial Cognition: Cognitive Science joins AI and Robotics. Journal KI Künstliche Intelligenz.

2008

• Bittner, A., Ragni, M., Konieczny, L.: Spatial relational reasoning in ACT-R: from spatial relations to annotation chunks 9. Fachtagung der Gesellschaft für Kognitionswissenschaft, 2008 (Dresden)
• Ragni, M. (2008). Räumliche Repräsentation, Komplexität und Deduktion: Eine kognitive Komplexitätstheorie. Akademische Verlagsgesellschaft, Berlin.
• Ragni, M. (2008). A Logic for Human Spatial Reasoning. Proceedings of the 30th Annual Cognitive Science Conference (CogSci 08). Mahwah, NJ. Lawrence Erlbaum Associates.
• Ragni, M. and Wölfl, S. (2008). Reasoning about Topological and Positional Information in Dynamic Settings. Proceedings of the 21st Annual FLAIRS-Conference. AAAI Press; Menlo Park, CA.
• Ragni, M. and Knauff, M. (2008). Deductive Spatial Reasoning: A Computational and Cognitive Perspective. KI: Themenheft KI und Kognition, 1/08, pp. 13-17.
• Moratz, R. and Ragni, M. (2008). Qualitative Spatial Reasoning about Relative Point Position. Journal of Visual Languages and Computing. 19(1), pp. 75-98

2007

• Ragni, M., Schleipen, S., and Steffenhagen, F. Solving proportional analogies: A computational model. Proceedings of AnICA 2007 (To appear)
• Schleipen, S., Ragni, M., and Fangmeier, T. Negation in Spatial Reasoning: A Computational Approach Proceedings of the 30th German Conference on Artificial Intelligence (KI-2007). Lecture Notes in Computer Science. Springer, Berlin.
• Ragni, M. and Steffenhagen, F. A cognitive computational model for spatial reasoning. AAAI Spring Symposium 2007. 2007. AAAI Press; Menlo Park, CA.
• Ragni, M. and Steffenhagen, F. Qualitative spatial reasoning: a cognitive and computational approach. Proceedings of the 28th Annual Cognitive Science Conference (CogSci 07). Mahwah, NJ. Lawrence Erlbaum Associates. 2007.
• Ragni, M., Fangmeier, T., and Schleipen, S. What about negation in spatial reasoning? Proceedings of the 28th Annual Cognitive Science Conference (CogSci 07). Mahwah, NJ. Lawrence Erlbaum Associates.2007.
• Ragni, M., Tseden, B. and Knauff, M. Cross cultural similarities in topological reasoning. COSIT 2007, Lecture Notes in Computer Science. 2007. Springer.
• Ragni,M., Fangmeier,T., Webber,L., and Knauff, M. (2007). Preferred mental models: How and why they are so important in human reasoning with spatial relations. In: C. Freksa, M. Knauff, B. Krieg-Br¸ckner, B. Nebel, and T. Barkowsky (Eds.), Spatial Cognition V: Reasoning, Action, Interaction, International Conference Spatial Cognition 2006. Lecture Notes in Computer Science 2007.
   

2006

• Boeddinghaus, J., Ragni, M., Knauff, M., and Nebel, B. (2006). Simulating spatial reasoning using ACT-R. In: Proceedings of the ICCM 06,pp. 62-67. Mahwah, NJ: Lawrence Erlbaum Associates ( PDF)
• Ragni,M., Fangmeier,T., Webber,L., and Knauff, M. (2006) Complexity in Spatial Reasoning. In Proceedings of the 28th Annual Cognitive Science Conference (CogSci 2006) Lawrence Erlbaum Associates. ISBN: 0-8058-6296-X ( PDF)
• Marco Ragni. Reasoning in Dynamic Environments In S. Wölfl, T. Mossakowski (Eds.) Proceedings of the QCC-WS of the 29th Annual German Conference on Artificial Intelligence (KI-06).
• Ragni, M., and Wölfl, S. (2006). Temporalizing Cardinal Directions: From Constraint Satisfaction to Planning. In: P. Doherty, J. Mylopoulos, and C. A. (Ed.), Proceedings of the Tenth International Conference on Principles of Knowledge Representation and Reasoning, Lake District of the United Kingdom, June 2-5, 2006, pp. 472-480. American Association for Artificial Intelligence, Menlo Park, CA ( PDF)
• Ragni, M. and Steffenhagen, F. An implementation of the SRM-model. Technical report, 011-09/2006, SFB/TR 8 Spatial Cognition; http://www.sfbtr8.uni-bremen.de, 2006.

2005

• Ragni, M., and Scivos, A. (2005). Dependency Calculus: Reasoning in a General Point Algebra. In: P. L. Kaelbling, and A. Saffiotti (Eds.), Proceedings of the 19th International Joint Conference on Artificial Intelligence, pp. 1575-1576. Professional Book Center ( PDF)
• Ragni, M., Knauff, M., and Nebel, B. (2005). A Computational Model for Spatial Reasoning with Mental Models. In: B. Bara, B. Barsalou, and M. Bucciarelli (Eds.), Proceedings of the 27th Annual Cognitive Science Conference (CogSci05), pp. 1064-70. Erlbaum. ISBN 0-9768318-1-3 ( PDF)
• Ragni, M., and Scivos, A. (2005). The Dependency Calculus. In: U. Furbach, (Ed.), KI 2005: Advances in Artificial Intelligence, 28th Annual German Conference on AI. Springer. ISBN 3-540-28761-2 ( PDF)
• Ragni, M., and Wölfl, S. (2005). Temporalizing Spatial Calculi: On Generalized Neighborhood Graphs. In: U. Furbach, (Ed.), KI 2005: Advances in Artificial Intelligence, 28th Annual German Conference on AI, KI 2005, Koblenz, Germany, September 11-14, 2005, Proceedings. Lecture Notes in Computer Science, vol. 3698, pp. 64-78. Springer, Berlin. ISBN 3-540-28761-2 ( PDF)

2004

• Ragni, M., and Wölfl, S. (2004). Branching Allen: Reasoning with intervals in branching time. In: C. Freksa, M. Knauff, B. Krieg-Brückner, B. Nebel, and T. Barkowsky (Eds.), Spatial Cognition IV: Reasoning, Action, Interaction, International Conference Spatial Cognition 2004, Frauenchiemsee, Germany, October 11-13, 2004, Revised and Selected Papers. Lecture Notes in Computer Science, vol. 3343, pp. 323-343. Springer, Berlin. ISBN:3-540-25048-4 ( PDF)
• Marco Ragni. Temporalizing Spatial Calculi In: F. Anger, H. W. Guesgen, and R. V. Rodriguez (Eds.): Proceedings of the KRR-WS of the Nineteenth National Conference on Artificial Intelligence (AAAI-04). AAAI Press; Menlo Park, CA.

2003

• Ragni, M. (2003). An Arrangement Calculus, Its Complexity and Algorithmic Properties. In: G. A. R. Kruse, and B. Neumann (Eds.), KI 2003: Advances in Artificial Intelligence, 26th Annual German Conference on AI. LNCS, pp. 580 - 590. Springer. ISBN: 3-540-20059-2 ( PDF)
• Ragni, M. An Arrangement Calculus In: F. Anger, H. W. Guesgen, and R. V. Rodriguez (Eds.): Proceedings of the WS on Knowledge Representation and Reasoning, 18th International Joint Conference on Artificial Intelligence (IJCAI-03). AAAI Press; Menlo Park, CA.

Reviewing for Conferences

• DAGM (2004)
• Advances in Modal Logic (2004)
• International Conference Spatial Cognition (2004)
• International Joint Conference on Artificial Intelligence (2005)
• Künstliche Intelligenz (2005)
• European Conference of Artificial Intelligence (2006)
• International Joint Conference on Artificial Intelligence (2007)
• International Conference Cognitive Science (2007)
• COSIT Conference (2007)
• Journal: Information Science (2007)
• International Conference Cognitive Science (2008)
• International Conference on Artificial Intelligence: Methodology, Systems, Applications (AIMSA) (2008)