On dynamics in structured argumentation formalisms

A Rapberger, M Ulbricht - Journal of Artificial Intelligence Research, 2023‏ - jair.org
This paper is a contribution to the research on dynamics in assumption-based
argumentation (ABA). We investigate situations where a given knowledge base undergoes …

Argumentation frameworks induced by assumption-based argumentation: Relating size and complexity

T Lehtonen, A Rapberger… - … on Principles of …, 2023‏ - researchportal.helsinki.fi
A key ingredient of computational argumentation in AI is the generation of arguments in
favor of or against claims under scrutiny. In this paper we look at the complexity of argument …

[PDF][PDF] Preferred reasoning in aba by cycle-breaking

KN Anh, M Ulbricht - Proc. IJCAI, 2024‏ - ijcai.org
We develop a fixed-parameter tractable (FPT) algorithm for skeptical preferred reasoning in
assumption-based argumentation (ABA). To this end we make use of so-called backdoors …

Constrained Derivation in Assumption-Based Argumentation

G Buraglio, W Dvořák, A Rapberger… - … on Foundations of …, 2024‏ - Springer
Structured argumentation formalisms provide a rich framework to formalise and reason over
situations where contradicting information is present. However, in most formalisms the …

[PDF][PDF] Computational Approaches to Reasoning in Structured Argumentation.

T Lehtonen - 2023‏ - helda.helsinki.fi
Formal argumentation is a prominent research area within artificial intelligence, aiming to
capture rational reasoning when faced with conflicting claims. Argumentation has been …