Federico Cerutti, Sarah A. Gaggl, Matthias Thimm, Johannes P. Wallner abstract. We survey
the current state of the art of general techniques, as well as specific software systems for …

Recommender systems have become prevalent in recent years as they help users to access
relevant items from the vast universe of possibilities available these days. Most existing …

In preference-based argumentation theory, an argument may be preferred to another one
when, for example, it is more specific, its beliefs have a higher probability or certainty, or it …

This paper presents Tweety, an open source project for scientific experimentation on logical
aspects of artificial intelligence and particularly knowledge representation. Tweety provides …

In the last decade defeasible argumentation frameworks have evolved to become a sound
setting to formalize commonsense, qualitative reasoning. The logic programming paradigm …

Structured argumentation systems, and their implementation, represent an important
research subject in the area of Knowledge Representation and Reasoning. Structured …

The concept of explanation has received attention from different areas in Computer Science,
particularly in the knowledge-based systems and expert systems communities. At the same …

Defeasible argumentation frameworks have evolved to become a sound setting to formalize
commonsense, qualitative reasoning from incomplete and potentially inconsistent …

Standard approaches to reasoning with description logics (DL) ontologies require them to
be consistent. However, as ontologies are complex entities and sometimes built upon other …

In the last years several specialized techniques for improving Web search have been
developed. Most existing approaches are still limited, mainly due to the absence of …