ER2015

Models for NoSQL databases: a contradiction? 
Paolo Atzeni*
* Università Roma Tre, Italy

A Food Recommendation System Based on Semantic Annotations and Reference Prescriptions 
Devis Bianchini*, Valeria De Antonellis* and Michele Melchiori*
* University of Brescia, Italy 

Obtaining Key Performance Indicators by Using Data Mining Techniques 
Roberto Tardío* and Jesús Peral*
* University of Alicante, Spain

Big Data Normalization for Massively Parallel Processing Databases 
Nikolay Golov* and Lars Rönnbäck**
* Higher School of Economics, Russia
** Stockholm University, Sweden 

I8K|DQ-BigData: I8K Architecture Extension for Data Quality in Big Data 
Bibiano Rivas*, Jorge Merino*, Manuel Serrano*, Ismael Caballero* and Mario Piattini*
* Universidad de Castilla–La Mancha, Ciudad Real, Spain 

Research on Big Data: Characterizing the Field and its Dimensions
Jacky Akoka*'**, Isabelle Comyn-Wattiau*;*** and Nabil Laoufi*
* CEDRIC-CNAM, France
** TEM-Institut Mines Telecom, France
*** ESSEC Business School, France