Envíos recientes

  • An integration-oriented ontology to govern evolution in big data ecosystems 

    Nadal Francesch, Sergi; Romero Moral, Óscar; Abelló Gamazo, Alberto; Vassiliadis, Panos; Vansummeren, Stijn (CEUR-WS.org, 2017)
    Comunicación de congreso
    Acceso abierto
    Big Data architectures allow to flexibly store and process heterogeneous data, from multiple sources, in its original format. The structure of those data, commonly supplied by means of REST APIs, is continuously evolving, ...
  • Validation of Service Blueprint models by means of formal simulation techniques 

    Estañol Lamarca, Montserrat; Marcos, Esperanza; Oriol Hilari, Xavier; Pérez, Francisco J.; Teniente López, Ernest; Vara, Juan M. (Springer, 2017)
    Texto en actas de congreso
    Acceso abierto
    As service design has gained interest in the last years, so has gained one of its primary tools: the Service Blueprint. In essence, a service blueprint is a graphical tool for the design of business models, specifically ...
  • Table identification and reconstruction in spreadsheets 

    Koci, Elvis; Thiele, Maik; Romero Moral, Óscar; Lehner, Wolfgang (Springer, 2017)
    Texto en actas de congreso
    Acceso abierto
    Spreadsheets are one of the most successful content generation tools, used in almost every enterprise to perform data transformation, visualization, and analysis. The high degree of freedom provided by these tools results ...
  • Big data management challenges in SUPERSEDE 

    Nadal Francesch, Sergi; Abelló Gamazo, Alberto; Romero Moral, Óscar; Varga, Jovan (CEUR-WS.org, 2017)
    Texto en actas de congreso
    Acceso abierto
    The H2020 SUPERSEDE (www.supersede.eu) project aims to support decision-making in the evolution and adaptation of software services and applications by exploiting end-user feedback and runtime data, with the overall goal ...
  • SM4MQ: a semantic model for multidimensional queries 

    Varga, Jovan; Dobrokhotova, Ekaterina; Romero Moral, Óscar; Bach Pedersen, Torben; Thomsen, Christian (Springer, 2017)
    Texto en actas de congreso
    Acceso abierto
    On-Line Analytical Processing (OLAP) is a data analysis approach to support decision-making. On top of that, Exploratory OLAP is a novel initiative for the convergence of OLAP and the Semantic Web (SW) that enables the use ...
  • A visualization tool based on traffic simulation for the analysis and evaluation of smart city policies, innovative vehicles and mobility concepts 

    Montero Mercadé, Lídia; Linares Herreros, Mª Paz; Serch, Oriol; Casanovas Garcia, Josep (2017)
    Comunicación de congreso
    Acceso abierto
    The CitScale tool is a software platform for visualizing, analyzing and comparing the impacts of smart city policies based on innovative mobility concepts in urban areas. It places emphasis on new automotive vehicles aimed ...
  • Notes on using simulation-optimization techniques in traffic simulation 

    Ros, Xavier; Montero Mercadé, Lídia; Barceló Bugeda, Jaime (Elsevier, 2017)
    Texto en actas de congreso
    Acceso abierto
    Mathematical and simulation models of systems lay at the core of many decision support systems, and their role becomes more critical when the system is more complex. The decision process usually involves optimizing some ...
  • A Data-driven approach to improve the process of data-intensive API creation and evolution 

    Abelló Gamazo, Alberto; Ayala Martínez, Claudia Patricia; Farré Tost, Carles; Gómez Seoane, Cristina; Oriol Hilari, Marc; Romero Moral, Óscar (CEUR-WS.org, 2017)
    Texto en actas de congreso
    Acceso abierto
    The market of data-intensive Application Programming Interfaces (APIs) has recently experienced an exponential growth, but the creation and evolution of such APIs is still done ad-hoc, with little automated support and ...
  • Process conformance checking by relaxing data dependencies 

    Estañol Lamarca, Montserrat; Mazuran, Mirjana; Oriol Hilari, Xavier; Tanca, Letizia; Teniente López, Ernest (CEUR-WS.org, 2017)
    Texto en actas de congreso
    Acceso abierto
    Given the events modeled by a business process, it may happen in the presence of alternative execution paths that the data required by a certain event determines somehow what event is executed next. Then, the process can ...
  • Practical update management in ontology-based data access 

    Giacomo, Giuseppe De; Lembo, Domenico; Oriol Hilari, Xavier; Savo, Domenico Fabio; Teniente López, Ernest (Springer, 2017)
    Texto en actas de congreso
    Acceso abierto
    Ontology-based Data Access (OBDA) is gaining importance both scientifically and practically. However, little attention has been paid so far to the problem of updating OBDA systems. This is an essential issue if we want to ...
  • OCLuniv: Expressive UML/OCL conceptual schemas for finite reasoning 

    Oriol Hilari, Xavier; Teniente López, Ernest (Springer, 2017)
    Texto en actas de congreso
    Acceso abierto
    Full UML/OCL is so expressive that most reasoning tasks are known to be undecidable in schemas defined with these languages. To tackle this situation, literature has proposed mainly three decidable fragments of UML/OCL: ...
  • The universal ontology: A vision for conceptual modeling and the semantic web 

    Olivé Ramon, Antoni (Springer, 2017)
    Texto en actas de congreso
    Acceso abierto
    This paper puts forward a vision of a universal ontology (UO) aiming at solving, or at least greatly alleviating, the semantic integration problem in the field of conceptual modeling and the understandability problem in ...

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