Gérard Ligozat

According to our database, Gérard Ligozat authored at least 52 papers between 1985 and 2020.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2020

Qualitative Reasoning.

Jean-François Condotta, Florence Le Ber, Gérard Ligozat, Louise Travé-Massuyès

Proceedings of the A Guided Tour of Artificial Intelligence Research: Volume I: Knowledge Representation, 2020

2015

An Occlusion Calculus Based on an Interval Algebra.

Paulo E. Santos, Gerard Ligozat, Marjan Safi-Samghabadi

Proceedings of the 2015 Brazilian Conference on Intelligent Systems, 2015

Spatial Occlusion within an Interval Algebra.

Gérard Ligozat, Paulo Eduardo Santos

Proceedings of the 2015 AAAI Spring Symposia, 2015

2011

Spatiotemporal Aspects of the Monitoring of Complex Events for Public Security Purposes.

Gérard Ligozat, Zygmunt Vetulani, Jedrzej Osinski

Spatial Cogn. Comput., 2011

2009

Qualitative Constraints for Job Shop Scheduling.

Jean-François Condotta, Gérard Ligozat, Mahmoud Saade

Proceedings of the Benchmarking of Qualitative Spatial and Temporal Reasoning Systems, 2009

2008

Spatial and Temporal Reasoning.

Hans W. Guesgen, Gérard Ligozat, Jochen Renz, Rita V. Rodríguez

Spatial Cogn. Comput., 2008

2007

AAAI-07 Workshop Reports.

Sarabjot Singh Anand, Daniel Bahls, Catherina Burghart, Mark H. Burstein, Huajun Chen, John Collins, Thomas G. Dietterich, Jon Doyle, Chris Drummond, William Elazmeh, Christopher W. Geib, Judy Goldsmith, Hans W. Guesgen, Jim Hendler, Dietmar Jannach, Nathalie Japkowicz, Ulrich Junker, Gal A. Kaminka, Alfred Kobsa, Jérôme Lang, David B. Leake, Lundy Lewis, Gerard Ligozat, Sofus A. Macskassy, Drew V. McDermott, Ted Metzler, Bamshad Mobasher, Ullas Nambiar, Zaiqing Nie, Klas Orsvärn, Barry O'Sullivan, David V. Pynadath, Jochen Renz, Rita V. Rodríguez, Thomas Roth-Berghofer, Stefan Schulz, Rudi Studer, Yimin Wang, Michael P. Wellman

AI Mag., 2007

Eligible and Frozen Constraints for Solving Temporal Qualitative Constraint Networks.

Jean-François Condotta, Gérard Ligozat, Mahmoud Saade

Proceedings of the Principles and Practice of Constraint Programming, 2007

2006

On the consistency problem for the <i>INDU</i> calculus.

Philippe Balbiani, Jean-François Condotta, Gérard Ligozat

J. Appl. Log., 2006

Rapport technique du projet OGRE

Gérard Becher, Patrice Enjalbert, Estelle Fievé, Laurent Gosselin, François Lévy, Gérard Ligozat

CoRR, 2006

Guest editorial: Temporal representation and reasoning.

Maroua Bouzid, Carlo Combi, Michael Fisher, Gérard Ligozat

Ann. Math. Artif. Intell., 2006

A Generic Toolkit for n-ary Qualitative Temporal and Spatial Calculi.

Jean-François Condotta, Mahmoud Saade, Gerard Ligozat

Proceedings of the 13th International Symposium on Temporal Representation and Reasoning (TIME 2006), 2006

Ultimately Periodic Simple Temporal Problems (UPSTPs).

Jean-François Condotta, Gérard Ligozat, Mahmoud Saade, Stavros Tripakis

Proceedings of the 13th International Symposium on Temporal Representation and Reasoning (TIME 2006), 2006

2005

On the Relevance of Conceptual Spaces for Spatial and Temporal Reasoning.

Gérard Ligozat, Jean-François Condotta

Spatial Cogn. Comput., 2005

Ultimately Periodic Qualitative Constraint Networks for Spatial and Temporal Reasoning.

Jean-François Condotta, Gérard Ligozat, Stavros Tripakis

Proceedings of the 17th IEEE International Conference on Tools with Artificial Intelligence (ICTAI 2005), 2005

Weak Composition for Qualitative Spatial and Temporal Reasoning.

Jochen Renz, Gérard Ligozat

Proceedings of the Principles and Practice of Constraint Programming, 2005

Categorical Methods in Qualitative Reasoning: The Case for Weak Representations.

Gérard Ligozat

Proceedings of the Spatial Information Theory, International Conference, 2005

2004

Vers des ontologies transmodales pour la description d'itinéraires. Le concept de « scène élémentaire ».

Edyta Przytula-Machrouh, Gérard Ligozat, Michel Denis

Rev. Int. Géomatique, 2004

A formal model for structuring local perceptions of environmental space.

Geoffrey Edwards, Gérard Ligozat

Cogn. Process., 2004

Spatial and temporal reasoning: beyond Allen's calculus.

Gérard Ligozat, Debasis Mitra, Jean-François Condotta

AI Commun., 2004

Frank D. Anger (1939-2004).

Gérard Ligozat

AI Commun., 2004

What Is a Qualitative Calculus? A General Framework.

Gérard Ligozat, Jochen Renz

Proceedings of the PRICAI 2004: Trends in Artificial Intelligence, 2004

Axiomatizing the Cyclic Interval Calculus.

Jean-François Condotta, Gérard Ligozat

Proceedings of the Principles of Knowledge Representation and Reasoning: Proceedings of the Ninth International Conference (KR2004), 2004

Problems with Local Consistency for Qualitative Calculi.

Gérard Ligozat, Jochen Renz

Proceedings of the 16th Eureopean Conference on Artificial Intelligence, 2004

2003

Spatial and Temporal Reasoning.

Hans W. Guesgen, Frank D. Anger, Gérard Ligozat, Rita V. Rodríguez

J. Univers. Comput. Sci., 2003

Qualitative spatial and temporal reasoning: exploiting the connections to algebra and topology.

Gerard Ligozat

Proceedings of the 10th International Symposium on Temporal Representation and Reasoning / 4th International Conference on Temporal Logic (TIME-ICTL 2003), 2003

On the Consistency Problem for the INDU Calculus.

Philippe Balbiani, Jean-François Condotta, Gérard Ligozat

Proceedings of the 10th International Symposium on Temporal Representation and Reasoning / 4th International Conference on Temporal Logic (TIME-ICTL 2003), 2003

Reasoning about Cyclic Space: Axiomatic and Computational Aspects.

Philippe Balbiani, Jean-François Condotta, Gérard Ligozat

Proceedings of the Spatial Cognition III, Routes and Navigation, Human Memory and Learning, 2003

2002

Spatial-reasoning for Agents in Multiple Dimensions.

Debasis Mitra, Gérard Ligozat

J. Univers. Comput. Sci., 2002

Introduction.

Hans W. Guesgen, Frank D. Anger, Gérard Ligozat, Rita V. Rodríguez

Appl. Intell., 2002

AAAI 2002 Workshops.

M. Brian Blake, Karen Zita Haigh, Henry Hexmoor, Rino Falcone, Leen-Kiat Soh, Chitta Baral, Sheila A. McIlraith, Piotr J. Gmytrasiewicz, Simon Parsons, Rainer Malaka, Antonio Krüger, Paolo Bouquet, Bill Smart, Koichi Kurumantani, Adam Pease, Michael Brenner, Marie desJardins, Ulrich Junker, James P. Delgrande, Jon Doyle, Francesca Rossi, Torsten Schaub, Carla P. Gomes, Toby Walsh, Haipeng Guo, Eric Horvitz, Nancy Ide, Christopher A. Welty, Frank D. Anger, Hans W. Guesgen, Gérard Ligozat

AI Mag., 2002

2001

Modeling of Multi-Dimensional Relational Constraints Between Point Objects.

Debasis Mitra, Gérard Ligozat, Lail Hossain

Proceedings of the Fourteenth International Florida Artificial Intelligence Research Society Conference, 2001

When Tables Tell It All: Qualitative Spatial and Temporal Reasoning Based on Linear Orderings.

Gerard Ligozat

Proceedings of the Spatial Information Theory: Foundations of Geographic Information Science, 2001

2000

Implicit spatial reference systems using proximity and aligment knowledge.

Gérard Ligozat, Geoffrey Edwards

Spatial Cogn. Comput., 2000

Reasoning about Generalized Intervals: Horn Representability and Tractability.

Philippe Balbiani, Jean-François Condotta, Gérard Ligozat

Proceedings of the Seventh International Workshop on Temporal Representation and Reasoning, 2000

From Language to Motion, and Back: Generating and Using Route Descriptions.

Gerard Ligozat

Proceedings of the Natural Language Processing, 2000

1999

Reasoning with Diagrams: The Semantics of Arrows.

Gerard Ligozat

Proceedings of the Multiple Approaches to Intelligent Systems, 1999

Simple Models for Simple Calculi.

Gerard Ligozat

Proceedings of the Spatial Information Theory: Cognitive and Computational Foundations of Geographic Information Science, 1999

1998

Reasoning about Cardinal Directions.

Gerard Ligozat

J. Vis. Lang. Comput., 1998

"Corner" Relations in Allen's Algebra.

Gerard Ligozat

Constraints An Int. J., 1998

Introduction to the Special Issue of CONSTRAINTS on Spatial and Temporal Reasoning.

Hans W. Guesgen, Frank D. Anger, Gérard Ligozat, Rita V. Rodríguez

Constraints An Int. J., 1998

1997

The semantics of spatial expressions: how to talk about geographic data.

Geoffrey Edwards, Agnès Gryl, Gérard Ligozat, Bernard Moulin

Proceedings of the Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications), 1997

1996

Global Consistency in Interval Algebra Networks: Tractable Subclasses.

Christian Bessière, Amar Isli, Gerard Ligozat

Proceedings of the 12th European Conference on Artificial Intelligence, 1996

A New Proof of Tractability for ORD-Horn Relations.

Gerard Ligozat

Proceedings of the Thirteenth National Conference on Artificial Intelligence and Eighth Innovative Applications of Artificial Intelligence Conference, 1996

1994

Temporal Reasoning Made Simpler.

Gerard Ligozat

Proceedings of the Seventh International Conference on Industrial and Engineering Applications of Artificial Intelligence and Expert Systems, 1994

1993

Qualitative Triangulation for Spatial Reasoning.

Gerard Ligozat

Proceedings of the Spatial Information Theory: A Theoretical Basis for GIS, 1993

1992

How To Visualize Time, Tense And Aspect?

Gérard Ligozat, Michael Zock

Proceedings of the 14th International Conference on Computational Linguistics, 1992

Logical tools for temporal knowledge representation.

Helene Bestougeff, Gérard Ligozat

Ellis Horwood series in artificial intelligence, Ellis Horwood, ISBN: 978-0-13-541699-0, 1992

1991

On Generalized Interval Calculi.

Gerard Ligozat

Proceedings of the 9th National Conference on Artificial Intelligence, 1991

1990

Weak Representations of Interval Algebras.

Gerard Ligozat

Proceedings of the 8th National Conference on Artificial Intelligence. Boston, Massachusetts, USA, July 29, 1990

1989

On Relations Between Intervals.

Gerard Ligozat, Helene Bestougeff

Inf. Process. Lett., 1989

1985

Parametrized Abstract Objects For Linguistic Information Processing.

Helene Bestougeff, Gerard Ligozat

Proceedings of the EACL 1985, 1985