10 citations · 14 across the 6 of their papers we have counts for
6 papers
ASPEN: ASP-Based System for Collective Entity Resolution
Zhiliang Xiang, Meghyn Bienvenu, Gianluca Cima +2
In this paper, we present ASPEN, an answer set programming (ASP) implementation of a recently proposed declarative framework for collective entity resolution (ER). While an ASP enc…
Controlled Query Evaluation through Epistemic Dependencies
Gianluca Cima, Domenico Lembo, Lorenzo Marconi +2
In this paper, we propose the use of epistemic dependencies to express data protection policies in Controlled Query Evaluation (CQE), which is a form of confidentiality-preserving…
Combining Global and Local Merges in Logic-based Entity Resolution
Meghyn Bienvenu, Gianluca Cima, Víctor Gutiérrez-Basulto +1
In the recently proposed Lace framework for collective entity resolution, logical rules and constraints are used to identify pairs of entity references (e.g. author or paper ids) t…
QDEF and Its Approximations in OBDM
Gianluca Cima, Federico Croce, Maurizio Lenzerini
Given an input dataset (i.e., a set of tuples), query definability in Ontology-based Data Management (OBDM) amounts to find a query over the ontology whose certain answers coincide…
CQE in Description Logics Through Instance Indistinguishability (extended version)
Gianluca Cima, Domenico Lembo, Riccardo Rosati +1
We study privacy-preserving query answering in Description Logics (DLs). Specifically, we consider the approach of controlled query evaluation (CQE) based on the notion of instance…
Preliminary results on Ontology-based Open Data Publishing
Gianluca Cima
Despite the current interest in Open Data publishing, a formal and comprehensive methodology supporting an organization in deciding which data to publish and carrying out precise p…