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Ara es mostren els items 30-49 de 57

    • La ciencia de los servicios y el mundo académico 

      Botella López, Pere; Sancho Samsó, María Ribera (Asociación de Técnicos de Informática, 2010-06-01)
      Article
      Accés obert
      La Ciencia de los Servicios (Service Science o SSME), aún siendo un concepto relativamente reciente, ha entrado con fuerza e ímpetu en el mundo académico. Este articulo se inicia con las recomen­daciones que se han hecho ...

    • El Lenguatge ROSES. Part I 

      Barceló Garcia, Miquel; Costa Vallés, Pablo; Costal Costa, Dolors; Olivé Ramon, Antoni; Quer, Carme; Roselló Martos, Anna; Sancho Samsó, María Ribera (1996-10)
      Report de recerca
      Accés obert
      This report provides an intuitive understanding and a formal description of the main concepts of the ROSES language. ROSES is a conceptual modelling language for information systems. It allows the definition of the ...

    • Lightning talks of EduHPC 2022 

      Qasem, Apan; Anzt, Hartwig; Ayguadé Parra, Eduard; Cahil, Katharine; Canal Corretger, Ramon; Chan, Jany; Fosler-Lussier, Eric; Llosa Espuny, José Francisco; Martorell Bofill, Xavier; Sancho Samsó, María Ribera (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Text en actes de congrés
      Accés obert
      The lightning talks at EduHPC provide an opportunity to share early results and insights on parallel and distributed computing (PDC) education and training efforts. The four lightning talks at EduHPC 2022 cover a range of ...

    • Lindaview: an OBDA-based tool for self-sufficiency assessment 

      Ortiz Santiago, Víctor Alejandro; Estañol Lamarca, Montserrat; Marinescu, Maria Cristina; Sancho Samsó, María Ribera; Teniente López, Ernest (Barcelona Supercomputing Center, 2021-05)
      Text en actes de congrés
      Accés obert
      Poverty and social exclusion are a reality in every society. They are complex problems that require updated information and access to scattered data sources to make a proper assessment of a person’s situation. To help ...

    • Measuring motivation from the Virtual Learning Environment in secondary education 

      Aluja Banet, Tomàs; Sancho Samsó, María Ribera; Vukic, Ivan (Elsevier, 2019-09-01)
      Article
      Accés restringit per política de l'editorial
      The increase of student’s disengagement is a problem in many developed countries’ educational systems. This paper presents our approach on how the usage of VLEs (Virtual Learning Environments) can be traced and used to ...

    • Modeling context-aware events and responses in an IoT environment 

      Vila Gómez, Marc; Sancho Samsó, María Ribera; Teniente López, Ernest (Springer, 2023)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The Internet of Things (IoT) involves the use of devices that exchange information about the state of things in the real world. In IoT, monitoring is regarded to be the most fully researched use case. However, research on ...

    • Monitoring, IoT devices, and semantics 

      Vila Gómez, Marc; Sancho Samsó, María Ribera; Teniente López, Ernest (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Comunicació de congrés
      Accés obert
      Efforts to improve Internet of Things (IoT) device interoperability for monitoring are still required. This demo paper proposes monitoring infrastructure safety and security with the use of semantics. We make use of an ...

    • On checking executable conceptual schema validity by testing 

      Tort Pugibet, Albert; Olivé Ramon, Antoni; Sancho Samsó, María Ribera (Springer, 2012)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Ensuring the semantic quality of a conceptual schema is a fundamental goal in conceptual modeling. Conceptual schema testing is an emerging approach that helps to achieve this goal. In this paper, we focus on “what to test” ...

    • On computing the importance of associations in large conceptual schemas 

      Villegas Niño, Antonio; Olivé Ramon, Antoni; Sancho Samsó, María Ribera (2012)
      Article
      Accés restringit per política de l'editorial
      The visualization and the understanding of large conceptual schemas require the use of specific methods. These methods generate clustered, summarized or focused schemas that are easier to visualize and to understand. All ...

    • La Organización y gestión de una titulación del EEES 

      Sánchez Carracedo, Fermín; Sancho Samsó, María Ribera; Herrero Zaragoza, José Ramón (Universidad de Sevilla. Escuela Técnica Superior de Ingeniería Informática, 2011-07-05)
      Comunicació de congrés
      Accés obert
      La organización de los nuevos grados y másteres del EEES debe garantizar que el estudiante adquiere las competencias técnicas y transversales definidas por la titulación. Para ello, deben existir mecanismos muy precisos ...

    • QUARQ: QUick approximate and relaxed querying 

      Ortiz Santiago, Víctor Alejandro; Marinescu, Maria Cristina; Sancho Samsó, María Ribera (Barcelona Supercomputing Center, 2022-05)
      Text en actes de congrés
      Accés obert
      Executing queries over Linked Open Data (LOD) is a complex task. The total number of sources triggered by a single query cannot be known in advance, nor the reasoning complexity applied to each source. In order to avoid ...

    • Reasoning on UML data-centric business process models 

      Estañol Lamarca, Montserrat; Sancho Samsó, María Ribera; Teniente López, Ernest (Springer, 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Verifying the correctness of data-centric business process models is important to prevent errors from reaching the service that is offered to the customer. Although the semantic correctness of these models has been studied ...

    • Semantics for connectivity management in IoT sensing 

      Vila Gómez, Marc; Sancho Samsó, María Ribera; Teniente López, Ernest; Vilajosana Guillén, Xavier (Springer Nature, 2021)
      Text en actes de congrés
      Accés obert
      There are a large number of Internet of Things (IoT) devices that transmit information over the Internet, each with a different data format to denote the same semantic concept. This often leads to data incompatibilities ...

    • Specifying artifact-centric business process models in UML 

      Estañol Lamarca, Montserrat; Queralt Calafat, Anna; Sancho Samsó, María Ribera; Teniente López, Ernest (Springer, 2015-04-01)
      Capítol de llibre
      Accés obert
      In recent years, the artifact-centric approach to process mod- eling has attracted a lot of attention. One of the research lines in this area is finding a suitable way to represent the dimensions in this approach. Bearing ...

    • Specifying artifact-centric business process models in UML: technical report 

      Estañol Lamarca, Montserrat; Queralt Calafat, Anna; Sancho Samsó, María Ribera; Teniente López, Ernest (2015-05-19)
      Report de recerca
      Accés obert
      In recent years, the artifact-centric approach to process modeling has attracted a lot of attention. One of the research lines in this area is finding a suitable way to represent the dimensions in this approach. Bearing ...

    • Temporal features of class populations and attributes in conceptual models 

      Costal Costa, Dolors; Olivé Ramon, Antoni; Sancho Samsó, María Ribera (1997-07)
      Report de recerca
      Accés obert
      Constraints play an important role in conceptual modeling. In general, the specification of constraints, both static and transition, must be done in some logic-based language. Unfortunately, the resulting formulas may be ...

    • The CSTL processor: a tool for automated conceptual schema testing 

      Tort Pugibet, Albert; Olivé Ramon, Antoni; Sancho Samsó, María Ribera (Springer, 2011)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      In this demonstration paper, we present the CSTL Processor, a tool to support the validation of two fundamental quality properties of conceptual schemas (correctness and completeness) by testing. The CSTL Processor supports ...

    • The Odissea approach to the design of information systems from deductive conceptual models 

      Sancho Samsó, María Ribera; Olivé Ramon, Antoni (1993-06)
      Report de recerca
      Accés obert
      This paper describes the general framework and some details of the ODISSEA approach to conceptual modelling and design of information systems. We use a logic-based language for the specification of conceptual models and ...

    • The Odissea project: an environment for the development of information systems from DCM 

      Mayol Sarroca, Enric; Sancho Samsó, María Ribera; Sistac Planas, Jaume (Universitat Politècnica de Catalunya. Departament de Llenguatges i Sistemes Informàtics, 1992)
      Text en actes de congrés
      Accés obert
      Toe main purpose of this paper is to present the ODISSEA project, which aims at exploring the issues involved in the specification, design and implementation of Information Systems by means of Deductive Conceptual Models. ...

    • The Structural events in the ROSES language 

      Costal Costa, Dolors; Roselló Martos, Anna; Sancho Samsó, María Ribera (1997-11)
      Report de recerca
      Accés obert
      ROSES is a language to describe conceptual models of information systems. It allows to define the object model, it is composed by the object classes, their attributes, the integrity restrictions and the events. In ROSES ...