Guillermo Ricardo Simari

Orcid: 0000-0001-6247-0428

Affiliations:
  • Universidad Nacional del Sur, Argentina


According to our database1, Guillermo Ricardo Simari authored at least 188 papers between 1992 and 2024.

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Bibliography

2024
Credulous acceptance in high-order argumentation frameworks with necessities: An incremental approach.
Artif. Intell., 2024

2023
Merging operators on stratified belief bases equipped with argumentative inference.
J. Appl. Non Class. Logics, October, 2023

Strength in coalitions: Community detection through argument similarity.
Argument Comput., 2023

A summary of Community Detection from Coalitions through Argument Similarity.
Proceedings of the 7th Workshop on Advances in Argumentation in Artificial Intelligence (AI^3 2023) co-located with the 22nd International Conference of the Italian Association for Artificial Intelligence (AIxIA 2023), 2023

2022
Belief Revision and Computational Argumentation: A Critical Comparison.
J. Log. Lang. Inf., 2022

Towards Evidence Retrieval Cost Reduction in Abstract Argumentation Frameworks with Fallible Evidence.
J. Artif. Intell. Res., 2022

2021
Labeled Bipolar Argumentation Frameworks.
J. Artif. Intell. Res., 2021

Merging existential rules programs in multi-agent contexts through credibility accrual.
Inf. Sci., 2021

Preface.
FLAP, 2021

On the Incremental Computation of Semantics in Dynamic Argumentation.
FLAP, 2021

An informant-based approach to argument strength in Defeasible Logic Programming.
Argument Comput., 2021

Incremental computation for structured argumentation over dynamic DeLP knowledge bases.
Artif. Intell., 2021

Focusing the Argumentative Process: Neighborhood-Based Semantics in Abstract Argumentation.
Proceedings of the Logic and Argumentation - 4th International Conference, 2021

2020
A Comparative Study of Some Central Notions of ASPIC+ and DeLP.
Theory Pract. Log. Program., 2020

An approach to generalizing the handling of preferences in argumentation-based decision-making systems.
Knowl. Based Syst., 2020

Proximity semantics for topic-based abstract argumentation.
Inf. Sci., 2020

Similarity notions in bipolar abstract argumentation.
Argument Comput., 2020

Foreword to special issue for ISAIM 2018.
Ann. Math. Artif. Intell., 2020

Dynamics in Abstract Argumentation Frameworks with Recursive Attack and Support Relations.
Proceedings of the ECAI 2020 - 24th European Conference on Artificial Intelligence, 29 August-8 September 2020, Santiago de Compostela, Spain, August 29 - September 8, 2020, 2020

2019
Multi-source multiple change on belief bases.
Int. J. Approx. Reason., 2019

Hypotheses and their dynamics in legal argumentation.
Expert Syst. Appl., 2019

Bipolar in Temporal Argumentation Framework.
CoRR, 2019

Introduction to the special issue on belief revision, argumentation, ontologies, and norms.
Ann. Math. Artif. Intell., 2019

Belief base contraction by belief accrual.
Artif. Intell., 2019

DAQAP: Defeasible Argumentation Query Answering Platform.
Proceedings of the Flexible Query Answering Systems - 13th International Conference, 2019

Cyber Threat Analysis with Structured Probabilistic Argumentation.
Proceedings of the 3rd Workshop on Advances In Argumentation In Artificial Intelligence co-located with the 18th International Conference of the Italian Association for Artificial Intelligence (AI*IA 2019), 2019

2018
Preface.
Ann. Math. Artif. Intell., 2018

How does incoherence affect inconsistency-tolerant semantics for Datalog±?
Ann. Math. Artif. Intell., 2018

Arguing about informant credibility in open multi-agent systems.
Artif. Intell., 2018

Characterizing acceptability semantics of argumentation frameworks with recursive attack and support relations.
Artif. Intell., 2018

An Argumentative Recommendation Approach Based on Contextual Aspects.
Proceedings of the Scalable Uncertainty Management - 12th International Conference, 2018

Incremental computation of warranted arguments in dynamic defeasible argumentation: the rule addition case.
Proceedings of the 33rd Annual ACM Symposium on Applied Computing, 2018

An Incremental Approach to Structured Argumentation over Dynamic Knowledge Bases.
Proceedings of the Principles of Knowledge Representation and Reasoning: Proceedings of the Sixteenth International Conference, 2018

2017
Sharing beliefs among agents with different degrees of credibility.
Knowl. Inf. Syst., 2017

An approach to characterize graded entailment of arguments through a label-based framework.
Int. J. Approx. Reason., 2017

Bipolarity in temporal argumentation frameworks.
Int. J. Approx. Reason., 2017

Defeasible argumentation over relational databases.
Argument Comput., 2017

Towards Artificial Argumentation.
AI Mag., 2017

An approach to decision making based on dynamic argumentation systems.
Artif. Intell., 2017

An Approach to Characterize Topic-Centered Argumentation.
Proceedings of the PRIMA 2017: Principles and Practice of Multi-Agent Systems - 20th International Conference, Nice, France, October 30, 2017

Dynamics of the Judicial Process by Defeater Activation.
Proceedings of the AI Approaches to the Complexity of Legal Systems, 2017

2016
Beyond admissibility: accepting cycles in argumentation with game protocols for cogency criteria.
J. Log. Comput., 2016

Datalog+- Ontology Consolidation.
J. Artif. Intell. Res., 2016

A generalized abstract argumentation framework for inconsistency-tolerant ontology reasoning.
Expert Syst. Appl., 2016

A structured argumentation system with backing and undercutting.
Eng. Appl. Artif. Intell., 2016

Belief change and argumentation in multi-agent scenarios.
Ann. Math. Artif. Intell., 2016

A Specialized Set Theoretic Semantics for Acceptability Dynamics of Arguments.
Proceedings of the Computational Models of Argument, 2016

On the Acceptability Semantics of Argumentation Frameworks with Recursive Attack and Support.
Proceedings of the Computational Models of Argument, 2016

Using Argument Features to Improve the Argumentation Process.
Proceedings of the Computational Models of Argument, 2016

A Set of Operations for Stratified Belief Bases.
Proceedings of the Computational Models of Rationality, 2016

2015
An approach to abstract argumentation with recursive attack and support.
J. Appl. Log., 2015

A labeled argumentation framework.
J. Appl. Log., 2015

Modeling time and valuation in structured argumentation frameworks.
Inf. Sci., 2015

Improving argumentation-based recommender systems through context-adaptable selection criteria.
Expert Syst. Appl., 2015

On the Influence of Incoherence in Inconsistency-tolerant Semantics for Datalog±.
Proceedings of the Joint Ontology Workshops 2015 Episode 1: The Argentine Winter of Ontology co-located with the 24th International Joint Conference on Artificial Intelligence (IJCAI 2015), 2015

2014
A survey of different approaches to support in argumentation systems.
Knowl. Eng. Rev., 2014

A possibilistic defeasible logic programming approach to argumentation-based decision-making.
J. Exp. Theor. Artif. Intell., 2014

Argument-based mixed recommenders and their application to movie suggestion.
Expert Syst. Appl., 2014

Defeasible logic programming: DeLP-servers, contextual queries, and explanations for answers.
Argument Comput., 2014

Introduction to structured argumentation.
Argument Comput., 2014

On the revision of informant credibility orders.
Artif. Intell., 2014

An Approach to Argumentative Reasoning Servers with Multiple Preference Criteria.
Inteligencia Artif., 2014

A Petri Net Model of Argumentation Dynamics.
Proceedings of the Scalable Uncertainty Management - 8th International Conference, 2014

Improving Inconsistency Resolution by Considering Global Conflicts.
Proceedings of the Scalable Uncertainty Management - 8th International Conference, 2014

Inconsistency-Tolerant Reasoning in Datalog ^± ± Ontologies via an Argumentative Semantics.
Proceedings of the Advances in Artificial Intelligence - IBERAMIA 2014, 2014

A Labeled Abstract Bipolar Argumentation Framework.
Proceedings of the Advances in Artificial Intelligence - IBERAMIA 2014, 2014

An AIF-Based Labeled Argumentation Framework.
Proceedings of the Foundations of Information and Knowledge Systems, 2014

Inconsistency resolution and global conflicts.
Proceedings of the ECAI 2014 - 21st European Conference on Artificial Intelligence, 18-22 August 2014, Prague, Czech Republic, 2014

On the Properties of the Relation between Argumentation Semantics and Argumentation Inference Operators.
Proceedings of the Computational Models of Argument, 2014

2013
Dynamics of knowledge in <i>DeLP</i> through Argument Theory Change.
Theory Pract. Log. Program., 2013

Relational databases as a massive information source for defeasible argumentation.
Knowl. Based Syst., 2013

Stratified Belief Bases Revision with Argumentative Inference.
J. Philos. Log., 2013

Modelling argument accrual with possibilistic uncertainty in a logic programming setting.
Inf. Sci., 2013

ONTOarg: A decision support framework for ontology integration based on argumentation.
Expert Syst. Appl., 2013

Formalizing dialectical explanation support for argument-based reasoning in knowledge-based systems.
Expert Syst. Appl., 2013

Belief Change and Argumentation in Multi-Agent Scenarios (Dagstuhl Seminar 13231).
Dagstuhl Reports, 2013

Using argument strength for building dialectical bonsai.
Ann. Math. Artif. Intell., 2013

Merging of Ontologies Using Belief Revision and Defeasible Logic Programming.
Inteligencia Artif., 2013

A defeasible logic programming with extra meta-level information through labels.
Inteligencia Artif., 2013

An Approach to Argumentation Schemes that Appeal to Expert Opinion.
Inteligencia Artif., 2013

An Application of Defeasible Logic Programming for Firewall Verification and Reconfiguration.
Proceedings of the Quality, Reliability, Security and Robustness in Heterogeneous Networks, 2013

2012
Modeling knowledge dynamics in multi-agent systems based on informants.
Knowl. Eng. Rev., 2012

Prioritized and Non-prioritized Multiple Change on Belief Bases.
J. Philos. Log., 2012

Deliberative DeLP agents with multiple informants.
Inteligencia Artif., 2012

Emotion-directed Argument Awareness for Autonomous Agent Reasoning.
Inteligencia Artif., 2012

An Approach to Argumentation Considering Attacks through Time.
Proceedings of the Scalable Uncertainty Management - 6th International Conference, 2012

Modelling Time and Reliability in Structured Argumentation Frameworks.
Proceedings of the Principles of Knowledge Representation and Reasoning: Proceedings of the Thirteenth International Conference, 2012

Backing and Undercutting in Abstract Argumentation Frameworks.
Proceedings of the Foundations of Information and Knowledge Systems, 2012

Consistent Query Answering Using Relational Databases through Argumentation.
Proceedings of the Database and Expert Systems Applications, 2012

On the Use of Presumptions in Structured Defeasible Reasoning.
Proceedings of the Computational Models of Argument, 2012

Towards an Argument-based Music Recommender System.
Proceedings of the Computational Models of Argument, 2012

Argumentation Games for Admissibility and Cogency Criteria.
Proceedings of the Computational Models of Argument, 2012

2011
On the evolving relation between Belief Revision and Argumentation.
Knowl. Eng. Rev., 2011

Dynamics of Knowledge in DeLP through Argument Theory Change
CoRR, 2011

Selective Revision by Deductive Argumentation.
Proceedings of the Theorie and Applications of Formal Argumentation, 2011

Stable Extensions in Timed Argumentation Frameworks.
Proceedings of the Theorie and Applications of Formal Argumentation, 2011

A Change Model for Credibility Partial Order.
Proceedings of the Scalable Uncertainty Management - 5th International Conference, 2011

A Brief Overview of Research in Argumentation Systems.
Proceedings of the Scalable Uncertainty Management - 5th International Conference, 2011

A Heuristics-Based Pruning Technique for Argumentation Trees.
Proceedings of the Scalable Uncertainty Management - 5th International Conference, 2011

Acceptability in Timed Frameworks with Intermittent Arguments.
Proceedings of the Artificial Intelligence Applications and Innovations, 2011

Towards Argument Representational Tools for Hybrid Argumentation Systems.
Proceedings of the Human Interface and the Management of Information. Interacting with Information, 2011

A Default Logical Semantics for Defeasible Argumentation.
Proceedings of the Twenty-Fourth International Florida Artificial Intelligence Research Society Conference, 2011

Backing and Undercutting in Defeasible Logic Programming.
Proceedings of the Symbolic and Quantitative Approaches to Reasoning with Uncertainty, 2011

2010
Introducing <i>Argument & Computation</i>.
Argument Comput., 2010

A BDI Architecture for High Level Robot Deliberation.
Inteligencia Artif., 2010

Reasoning with Inconsistent Ontologies through Argumentation.
Appl. Artif. Intell., 2010

A Half-Way Semantics toward Collaborative Behavior in Interagent Dialogues.
Proceedings of the Advances in Artificial Intelligence, 2010

Query-Based Argumentation in Agent Programming.
Proceedings of the Advances in Artificial Intelligence, 2010

Extending DeLP with Attack and Support for Defeasible Rules.
Proceedings of the Advances in Artificial Intelligence, 2010

Semantically Characterizing Collaborative Behavior in an Abstract Dialogue Framework.
Proceedings of the Foundations of Information and Knowledge Systems, 2010

On Admissibility in Timed Abstract Argumentation Frameworks.
Proceedings of the ECAI 2010, 2010

A Dynamic Argumentation Framework.
Proceedings of the Computational Models of Argument: Proceedings of COMMA 2010, 2010

Argument Theory Change Through Defeater Activation.
Proceedings of the Computational Models of Argument: Proceedings of COMMA 2010, 2010

Computation with varied-strength attacks in abstract argumentation frameworks.
Proceedings of the Computational Models of Argument: Proceedings of COMMA 2010, 2010

Dynamic Argumentation in Abstract Dialogue Frameworks.
Proceedings of the Argumentation in Multi-Agent Systems - 7th International Workshop, 2010

An Argument-Based Multi-agent System for Information Integration.
Proceedings of the Argumentation in Multi-Agent Systems - 7th International Workshop, 2010

2009
Research challenges for argumentation.
Comput. Sci. Res. Dev., 2009

The foundations of DeLP: defeating relations, games and truth values.
Ann. Math. Artif. Intell., 2009

A Proposal for Making Argumentation Computationally Capable of Handling Large Repositories of Uncertain Data.
Proceedings of the Scalable Uncertainty Management, Third International Conference, 2009

Dialectical Abstract Argumentation: A Characterization of the Marking Criterion.
Proceedings of the IJCAI 2009, 2009

On the Accrual of Arguments in Defeasible Logic Programming.
Proceedings of the IJCAI 2009, 2009

Development of CSCW Interfaces from a User-Centered Viewpoint: Extending the TOUCHE Process Model through Defeasible Argumentation.
Proceedings of the Human Centered Design, 2009

Explaining Why Something is Warranted in Defeasible Logic Programming.
Proceedings of the Explanation-aware Computing, 2009

Generalized Abstract Argumentation: Handling Arguments in FOL Fragments.
Proceedings of the Symbolic and Quantitative Approaches to Reasoning with Uncertainty, 2009

Modelling Argument Accrual in Possibilistic Defeasible Logic Programming.
Proceedings of the Symbolic and Quantitative Approaches to Reasoning with Uncertainty, 2009

A Redefinition of Arguments in Defeasible Logic Programming.
Proceedings of the Uses of Computational Argumentation, 2009

Using Defeasible Logic Programming with Contextual Queries for Developing Recommender Servers.
Proceedings of the Uses of Computational Argumentation, 2009

Argumentation Systems and Agent Programming Languages.
Proceedings of the Uses of Computational Argumentation, 2009

Argument-based Logic Programming.
Proceedings of the Argumentation in Artificial Intelligence, 2009

Belief Revision and Argumentation Theory.
Proceedings of the Argumentation in Artificial Intelligence, 2009

2008
Defeasible Reasoning in Web-Based Forms through Argumentation.
Int. J. Inf. Technol. Decis. Mak., 2008

Formalizing argumentative reasoning in a possibilistic logic programming setting with fuzzy unification.
Int. J. Approx. Reason., 2008

A logic programming framework for possibilistic argumentation: Formalization and logical properties.
Fuzzy Sets Syst., 2008

Modeling News Trust: A Defeasible Logic Programming Approach.
Inteligencia Artif., 2008

A Preliminary Reification of Argument Theory Change.
Inteligencia Artif., 2008

An Abstract Argumentation Framework with Varied-Strength Attacks.
Proceedings of the Principles of Knowledge Representation and Reasoning: Proceedings of the Eleventh International Conference, 2008

An Alternative Foundation for DeLP: Defeating Relations and Truth Values.
Proceedings of the Foundations of Information and Knowledge Systems, 2008

Aggregation of Attack Relations: A Social-Choice Theoretical Analysis of Defeasibility Criteria.
Proceedings of the Foundations of Information and Knowledge Systems, 2008

Defeasible Reasoning and Partial Order Planning.
Proceedings of the Foundations of Information and Knowledge Systems, 2008

Argument Theory Change: Revision Upon Warrant.
Proceedings of the Computational Models of Argument: Proceedings of COMMA 2008, 2008

Strong and weak forms of abstract argument defense.
Proceedings of the Computational Models of Argument: Proceedings of COMMA 2008, 2008

Decision Rules and Arguments in Defeasible Decision Making.
Proceedings of the Computational Models of Argument: Proceedings of COMMA 2008, 2008

Argument Theory Change Applied to Defeasible Logic Programming.
Proceedings of the Twenty-Third AAAI Conference on Artificial Intelligence, 2008

2007
Recommender System Technologies based on Argumentation 1.
Proceedings of the Emerging Artificial Intelligence Applications in Computer Engineering, 2007

Modelling Inference in Argumentation through Labelled Deduction: Formalization and Logical Properties.
Logica Universalis, 2007

Inconsistent Ontology Handling by Translating Description Logics into Defeasible Logic Programming.
Inteligencia Artif., 2007

Relating DeLP and Default Logic.
Inteligencia Artif., 2007

On the construction of Dialectical Databases.
Inteligencia Artif., 2007

A Novel Algorithm for Indirect Reputation-Based Grid Resource Management.
Proceedings of the 19th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2007), 2007

An Application of Defeasible Logic Programming to Decision Making in a Robotic Environment.
Proceedings of the Logic Programming and Nonmonotonic Reasoning, 2007

On Defense Strength of Blocking Defeaters in Admissible Sets.
Proceedings of the Knowledge Science, 2007

An Argumentative Reasoning Service for Deliberative Agents.
Proceedings of the Knowledge Science, 2007

Modelling Well-Structured Argumentation Lines.
Proceedings of the IJCAI 2007, 2007

A Lattice-Based Approach to Computing Warranted Beliefs in Skeptical Argumentation Frameworks.
Proceedings of the IJCAI 2007, 2007

Dialectical Explanations in Defeasible Argumentation.
Proceedings of the Symbolic and Quantitative Approaches to Reasoning with Uncertainty, 2007

Modelling Shared Knowledge and Shared Knowledge Awareness in CSCL Scenarios Through Automated Argumentation Systems.
Proceedings of the Groupware: Design, Implementation, and Use, 13th International Workshop, 2007

From desires to intentions through dialectical analysis.
Proceedings of the 6th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2007), 2007

Planning and defeasible reasoning.
Proceedings of the 6th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2007), 2007

Defeasible Argumentation Support for an Extended BDI Architecture.
Proceedings of the Argumentation in Multi-Agent Systems, 4th International Workshop, 2007

Reasoning from Desires to Intentions: A Dialectical Framework.
Proceedings of the Twenty-Second AAAI Conference on Artificial Intelligence, 2007

2006
Towards an argument interchange format.
Knowl. Eng. Rev., 2006

Argument-based critics and recommenders: A qualitative perspective on user support systems.
Data Knowl. Eng., 2006

An Alternative Semantics for Argumentative Systems.
Inteligencia Artif., 2006

Representing Defaults and Negative Information Without Negation-as-Failure.
Proceedings of the Logic for Programming, 2006

Argument-based User Support Systems using Defeasible Logic Programming.
Proceedings of the Artificial Intelligence Applications and Innovations, 2006

On Acceptability in Abstract Argumentation Frameworks with an Extended Defeat Relation.
Proceedings of the Computational Models of Argument: Proceedings of COMMA 2006, 2006

Progressive Defeat Paths in Abstract Argumentation Frameworks.
Proceedings of the Advances in Artificial Intelligence, 2006

2005
Argumentation and the Dynamics of Warranted Beliefs in Changing Environments.
Auton. Agents Multi Agent Syst., 2005

Computing Dialectical Trees Efficiently in Possibilistic Defeasible Logic Programming.
Proceedings of the Logic Programming and Nonmonotonic Reasoning, 2005

Expansion Operators for Modelling Agent Reasoning in Possibilistic Defeasible Logic Programming.
Proceedings of the EUMAS 2005, 2005

Argument-Based Expansion Operators in Possibilistic Defeasible Logic Programming: Characterization and Logical Properties.
Proceedings of the Symbolic and Quantitative Approaches to Reasoning with Uncertainty, 2005

On Warranted Inference in Possibilistic Defeasible Logic Programming.
Proceedings of the Artificial Intelligence Research and Development, 2005

2004
Defeasible Logic Programming: An Argumentative Approach.
Theory Pract. Log. Program., 2004

A Logic Programming Framework for Possibilistic Argumentation with Vague Knowledge.
Proceedings of the UAI '04, 2004

Preferential defeasibility: utility in defeasible logic programming.
Proceedings of the 10th International Workshop on Non-Monotonic Reasoning (NMR 2004), 2004

Actions, planning and defeasible reasoning.
Proceedings of the 10th International Workshop on Non-Monotonic Reasoning (NMR 2004), 2004

Belief dynamics and defeasible argumentation in rational agents.
Proceedings of the 10th International Workshop on Non-Monotonic Reasoning (NMR 2004), 2004

A first approach to argument-based recommender systems based on defeasible logic programming.
Proceedings of the 10th International Workshop on Non-Monotonic Reasoning (NMR 2004), 2004

Negotiation Among DDeLP Agents.
Proceedings of the Argumentation in Multi-Agent Systems, First International Workshop, 2004

An Argument-Based Framework to Model an Agent's Beliefs in a Dynamic Environment.
Proceedings of the Argumentation in Multi-Agent Systems, First International Workshop, 2004

2003
Relating defeasible and normal logic programming through transformation properties.
Theor. Comput. Sci., 2003

Computing Generalized Specificity.
J. Appl. Non Class. Logics, 2003

2002
Explanations, belief revision and defeasible reasoning.
Artif. Intell., 2002

2001
Temporal Defeasible Reasoning.
Knowl. Inf. Syst., 2001

1999
A Temporal Argumentative System.
AI Commun., 1999

Automating Defeasible Reasoning with Logic Programming.
Proceedings of the German-Argentinian Workshop on Information Technology, 1999

1998
Rationality Postulates for Relevance Relation.
Proceedings of 18th International Conference of the Chilean Computer Science Society (SCCC '98), 1998

1992
A Mathematical Treatment of Defeasible Reasoning and its Implementation.
Artif. Intell., 1992


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