SEBD 2015 The 23rd Italian Symposium on Advanced Database Systems Gaeta (LT), Italy, June 14-17, 2015 http://sebd2015.dia.uniroma3.it The twenty-third edition of the Italian Symposium on Advanced Database Systems (SEBD - Sistemi Evoluti per Basi di Dati) is organized by the Universities of Rome Sapienza and Roma Tre, and will take place in Gaeta (Italy) from June 14th to June 17th 2015. The SEBD symposium is the major annual event of the Italian database research community. It is thought as a gathering forum to meet, discuss, and exchange experiences among all people from academy and industry who are interested in database systems and in all their broad range of applications. REGISTRATION AND ACCOMMODATION INFO ARE AVAILABLE AT http://sebd2015.dia.uniroma3.it/ KEYNOTE SPEAKERS Ioana Manolescu (Inria and Université Paris-Sud, FR) Database Optimization Techniques for Semantic Queries Leonid Libkin (University of Edinburgh, UK) SQL's Handling of Nulls: Can It Be Fixed? C. Mohan (IBM Almaden Research Center, USA) Big Data: Hype and Reality SUNDAY 14TH TALKS (to be completed) Tutorial: Beyond declarative data cleaning Speaker: Paolo Papotti, (Qatar Computing Research Institute) Industrial Talk: The startup ecosystem: a quick tour Speaker: Paolo Merialdo, Università di Roma Tre ORGANIZATION General Chairs: - Paolo Atzeni (Università Roma Tre) - Maurizio Lenzerini (Sapienza Università di Roma) Program Chairs: - Domenico Lembo (Sapienza Università di Roma) - Riccardo Torlone (Università Roma Tre) Local Chair: - Massimo Mecella (Sapienza Università di Roma) Proceedings and Publicity chair: - Andrea Marrella (Sapienza Università di Roma) Web chair: - Roberto De Virgilio (Università Roma Tre) ACCEPTED PAPERS (in random order) Diego Calvanese, Marco Montali, Fabio Patrizi and Andrey Rivkin. Leveraging Relational Technology for Data-Centric Dynamic Systems Andrea Marrella, Massimo Mecella, Alessandro Russo, Sebastian Steinau, Kevin Andrews and Manfred Reichert. A Survey on Handling Data in Business Process Models Mario Bochicchio, Giancarlo Guizzardi, Barbara Livieri, Lucia Vaira, Nicola Guarino, Antonella Longo and Marco Zappatore. Modeling Service Dynamics: a Case Study Claudia Diamantini, Laura Genga, Domenico Potena and Wil M.P. Van der Aalst. Towards Process Instances Building for Spaghetti Processes Devis Bianchini, Valeria De Antonellis and Michele Melchiori. A reputation based approach to enhance web 2.0 application composition Marcello Buoncristiano, Giansalvatore Mecca, Elisa Quintarelli, Manuel Roveri, Donatello Santoro and Letizia Tanca. Exploratory Computing: What is there for the Database Researcher? Silvana Castano, Alfio Ferrara and Stefano Montanelli. Exploratory Analysis of Web Information Resources Giuseppe Tradigo, Carmine Pagliaro, Giovanni Canino, Pietro Hiram Guzzi and Pierangelo Veltri. GIS for the analysis and monitoring of environmental issues related to life quality. Luca Greco, Francesco Colace and Massimo De Santo. A Sentiment Analysis Framework for E-Learning Carlo Batini and Angela Locoro. Putting Open Data to the Test of Life: Conceptual Schemas as a Means to Compare and Measure Social Value Mirjana Mazuran, Matteo Simoni and Letizia Tanca. AIDA: Automatic Indexing based on DAta mining Jurica Levatic, Michelangelo Ceci, Dragi Kocev and Saso Dzeroski. Semi-supervised learning for multi-target regression Flora Amato, Roberto Boselli, Mirko Cesarini, Fabio Mercorio, Mario Mezzanzanica, Vincenzo Moscato, Fabio Persia and Antonio Picariello. Classification of Web Job Advertisements: A Case Study Lorenzo Albano, Domenico Beneventano and Sonia Bergamaschi. Multilingual Word Sense Induction to Improve Web Search Result Clustering Michelangelo Ceci, Roberto Corizzo, Fabio Fumarola, Michele Ianni, Donato Malerba, Gaspare Maria, Elio Masciari, Marco Oliverio and Aleksandra Rashkovska. VIPOC Project Research Summary Domenico Lembo, Jose Mora, Riccardo Rosati, Domenico Fabio Savo and Evgenij Thorstensen Mapping Analysis in Ontology-based Data Access: Algorithms and Complexity Loredana Caruccio, Vincenzo Deufemia and Giuseppe Polese. Automating Conceptual Schema Reconciliation through a DL-based Schema Matcher Eleonora Laurenza. Solving conflicts in data integration with Bayesian networks Francesca Bugiotti, Damian Bursztyn, Alin Deutsch, Ioana Ileana and Ioana Manolescu. Toward Scalable Hybrid Stores Andrea Calì and Umberto Straccia. A Framework for Conjunctive Query Answering over Distributed Deep Web Information Resources Ilaria Bartolini, Domenico Beneventano, Sonia Bergamaschi, Paolo Ciaccia, Alberto Corni, Mirko Orsini, Marco Patella and Marco Maria Santese. MOMIS Goes Multimedia: WINDSURF and the Case of Top-K Queries Flora Amato, Aniello De Santo, Vincenzo Moscato, Fabio Persia, Antonio Picariello, Silvestro Roberto Poccia and Giancarlo Sperlì. A structure-based approach for ontology partitioning Maurizio Lenzerini, Lorenzo Lepore and Antonella Poggi. Crossing the boundary of "meta" in Conceptual Modeling Diego Calvanese, Benjamin Cogrel, Elem Guzel Kalayci, Sarah Komla Ebri, Roman Kontchakov, Martin Rezk, Mariano Rodríguez Muro and Guohui Xiao. OBDA with the Ontop Framework Andrea Dessi and Maurizio Atzori. Schema-Agnostic Ranking of RDF Properties Maurizio Atzori. Introducing the Web of Functions: Interoperable Higher-Order Functions in Pure SPARQL Alfredo Cuzzocrea and Giuseppe Pirrò. Knowledge-Driven Digital Forensics Michele Ianni, Elio Masciari, Giuseppe Massimiliano Mazzeo, Marco Oliverio and Carlo Zaniolo. Hierarchical Big Data Clustering Nunziato Cassavia, Pietro Dicosta, Elio Masciari and Domenico Saccà. Effective Big Data Warehouses Surfing Nicole Bidoit, Dario Colazzo, Carlo Sartiani, Alessandro Solimando and Federico Ulliana. Queries and Updates on Big XML Documents Francesca Bugiotti, Luca Cabibbo, Paolo Atzeni and Riccardo Torlone. How I Learned to Stop Worrying and Love NoSQL Databases Pietro Colombo and Elena Ferrari. Complementing MongoDB with Advanced Access Control Features: Concepts and Research Challenges Monica Vitali. Managing Energy Efficiency and Quality of Service in Cloud Applications Using a Distributed Monitoring System Marco Calautti, Sergio Greco, Cristian Molinaro and Irina Trubitsyna. Checking Termination of Datalog with Function Symbols Through Linear Constraints Fabrizio Angiulli, Rachel Ben-Eliyahu-Zohary, Fabio Fassetti and Luigi Palopoli. Exploiting the HEF property to check model minimality Luigi Bellomarini, Paolo Atzeni, Marco De Leonardis and Fabio Sorà. Handling high-dimensional data in statistical compilation: a relational approach Mario Bochicchio and Lucia Vaira. Using Binary Tables to Manage Incompleteness in Multidimensional Analysis Lorenzo Baldacci, Matteo Golfarelli, Simone Graziani and Stefano Rizzi. Analyzing Genomic Mappings with the GOLAM Framework Marina Mongiello, Tommaso Di Noia and Eugenio Di Sciascio. A Temporal Logic-based approach to query Open Street Map Claudio Silvestri, Francesco Lettich, Salvatore Orlando and Christian S. Jensen. A wait-free output data structure for GPU-based streaming query processing Maurizio Atzori and Carlo Zaniolo. Beyond Text-based Web Search: Question Answering and By-Example Structured Queries compared on Wikipedia Sonia Bergamaschi, Nicola Ferro, Francesco Guerra and Gianmaria Silvello. A Perspective Look at Keyword-based Search Over Relation Data and its Evaluation Francesco Buccafurri, Lidia Fotia, Gianluca Lax, Serena Nicolazzo and Antonino Nocera. A lightweight electronic signature scheme using Twitter