Iyad Rahwan Pavlos Moraitis
Chris Reed (Eds.)



Argumentation
in Multi-Agent Systems
First International Workshop, ArgMAS 2004
New York, NY, USA, July 19, 2004
Revised Selected and Invited Papers




4y Springer
                         Table of C ontents

Part I: Foundations of Dialogues
Some Preliminary Steps Towards a Meta-theory for Formal Inter-agent
Dialogues
   Simon Parsons, Peter McBumey, Michael Wooldridge                    1

Towards a Formal and Implemented Model of Argumentation Schemes
in Agent Communication
   Chris Reed, Doug Walton                                             19

Formal Dialectic Specification
   Simon Wells, Chris Reed                                            31

A Modal Semantics for an Argumentation-Based Pragmatics for Agent
Communication
  Jamal Bentahar, Bernard Moulin, John-Jules Ch. Meyer,
  Brahim Chaib-draa                                                   44

Layered Strategies and Protocols for Argumentation-Based Agent
Interaction
    Antonis Kakas, Nicolas Maudet, Pavlos Moraitis                     64

Part II: Belief Revision

Revising Beliefs Through Arguments: Bridging the Gap Between
Argumentation and Belief Revision in MAS
   Fabio Paglieri, Cristiano Castelfranchi                             78

An Argument-Based Framework to Model an Agent's Beliefs in a
Dynamic Environment
  Marcela Capobianco, Carlos I. Chesnevar, Guillermo R. Simari          95

Argumentation in Bayesian Belief Networks
   Gerard A. W. Vreeswijk                                             Ill

Part III: Persuasion & Deliberation
                      ;

Specifying and Implementing a Persuasion Dialogue Game Using
Commitments and Arguments
   Jamal Bentahar, Bernard Moulin, Brahim Chaib-draa                  130
XII    Table of Contents

A Dialogue Game Protocol for Multi-agent Argument over Proposals
for Action
    Katie Atkinson, Trevor Bench-Capon, Peter McBurney              149

A Denotational Semantics for Deliberation Dialogues
  Peter McBurney, Simon Parsons                                     162

Part IV: Negotiation

Bargaining and Argument-Based Negotiation: Some Preliminary
Comparisons
   Iyad Rahwan, Liz Sonenberg, Peter McBurney                       176

On the Generation of Bipolar Goals in Argumentation-Based
Negotiation
  Leila Amgoud, Souhila Kaci                                        192

A Bayes Net Approach to Argumentation Based Negotiation
   Sabyasachi Saha, Sandip Sen                                      208

Negotiation Among DDeLP Agents
  Fernando A. Tohme, Guillermo R. Simari                            223

Part V: Strategic Issues
Is It Worth Arguing?
    Nishan C. Karunatillake, Nicholas R. Jennings                   234

When Is It Okay t o Lie? A Simple Model of Contradiction in
Agent-Based Dialogues                                          ';
  Elizabeth Sklar, Simon Parsons, Mathew Dairies                    251

Author Index                                                        263