In a peer-to-peer inference system, each peer can reason locally but can also solicit some of
its acquaintances, which are peers sharing part of its vocabulary. In this paper, we consider …

The RDF data model allows publishing interlinked RDF datasets, where each dataset is
independently maintained and is queryable via a SPARQL endpoint. Many applications …

This demo presents Hyperion, a prototype system that supports data sharing for a network of
independent Peer Relational Database Management Systems (PDBMSs). The nodes of …

The use of ontologies in various application domains, such as Data Integration, the
Semantic Web, or ontology-based data management, where ontologies provide the access …

This paper presents a logic framework for modeling the interaction among deductive
databases in a peer-to-peer (P2P) environment. Each peer joining a P2P system provides or …

The paper presents a logic-based framework for modeling the interaction among peers. It is
assumed that each peer consists of a database, a set of standard logic rules, a set of …

This paper investigates the data exchange problem among distributed independent sources.
It is based on previous works of the authors [11, 12, 14] in which a declarative semantics for …

Ontology mapping, alignment, and translation has been an active research component of
the general research on semantic integration and interoperability. In our talk, we gave our …

Abstract Distributed First Order Logic (DFOL) has been introduced more than ten years ago
with the purpose of formalising distributed knowledge-based systems, where knowledge …

A peer to peer system easily provides a way to aggregate information distributed in the
network. Anyhow, while collecting data it is quite natural for a source peer to associate …