Towards providing a suitable tool for building the Rule Layer of the Semantic Web, hex-
programs have been introduced as a special kind of logic programs featuring capabilities for …

The logical foundations of the standard web ontology languages are provided by expressive
Description Logics (DLs), such as SHIQ and SHOIQ. In the Semantic Web and other …

Enterprise/Corporate ontologies are widely adopted to conceptualize business enterprise
information. In this area, the semantic peculiarities of Answer Set Programming (ASP), like …

Ontology-based Application Integration introduces UI-level (User Interface Level) application
integration and discusses current problems which can be remedied by using ontologies. It …

In this paper we present a successful application of logic programming for e-tourism: the
iTravel system. The system exploits two technologies that are based on the state-of-the-art …

This paper presents an ontological approach to the domain of drama. After a description of
the drama domain in a crosscultural and media setting, we introduce the ontology Drammar …

An information marketplace consists of a group of agents buying and selling information
content and services. Self-interested agents may find it rational to cheat others in the market …

We present some recent results on the definition of logic-based systems integrating
ontologies and rules. In particular, we take into account ontologies expressed in Description …

Most information retrieval research focuses collecting documents that match the same set of
concepts. This study considers a more advanced problem, namely how to discover …

Integration of software applications can be achieved on different levels: the data level, the
business logic level, and the user interface level. Integration on the user interface level …