4 papers
Preference Queries over Taxonomic Domains
Paolo Ciaccia, Davide Martinenghi, Riccardo Torlone
When composing multiple preferences characterizing the most suitable results for a user, several issues may arise. Indeed, preferences can be partially contradictory, suffer from a…
Keyword Search in the Deep Web
Andrea Calì, Davide Martinenghi, Riccardo Torlone
The Deep Web is constituted by data that are accessible through Web pages, but not readily indexable by search engines as they are returned in dynamic pages. In this paper we propo…
Optimization Strategies for Parallel Computation of Skylines
Paolo Ciaccia, Davide Martinenghi
Skyline queries are one of the most widely adopted tools for Multi-Criteria Analysis, with applications covering diverse domains, including, e.g., Database Systems, Data Mining, an…
Don't go gaga with GIGO
Hendrik Decker, Davide Martinenghi
We revisit integrity checking in relational and deductive databases with an approach that tolerates erroneous, inconsistent data. In particular, we relax the fundamental prerequisi…