Publications

International Journals

  • J. Fabra, S. Hernández, J. Ezpeleta, P. Álvarez, "Solving the interoperability problem by means of a bus. An experience on the integration of grid, cluster and cloud infrastructures", in Journal of Grid Computing vol 12(1), Special Issue on Interoperability, Federation, Frameworks and Application Programming Interfaces for IaaS Clouds, pp. 41-65, 2014.
  • J. Fabra, S. Hernández, E. Otero, J.C. Vidal, M. Lama, P. Álvarez. "Integration of grid, cluster and cloud resources to semantically annotate a large‐sized repository of learning objects". Concurrency and Computation: Practice and Experience, 2014.

International Conferences

  • J. Fabra, S. Hernández, and J. Ezpeleta, "A history-based model for provisioning EC2 spot instances with cost constraints". Proceedings of the 13th International Conference on Economics of Grids, Clouds, Systems and Services (GECON ’16), Lecture Notes in Computer Science Volume 10382, pp. 188-202, 2016.
  • P. Álvarez, J. Fabra, S. Hernández, and J. Ezpeleta, "Alignment of teacher's plan and students' use of LMS resources. Analysis of Moodle log". Proceedings of the 15th International Conference on Information Technology Based Higher Education and Training (ITHET 2016), 2016.
  • S. Hernández, S. J. van Zelst, J. Ezpeleta, W. M. P.van der Aalst. "Assessing Process Discovery Scalability in Data Intensive Environments". To appear in the Proceedings of the the 2nd IEEE/ACM International Symposium on Big Data Computing (BDC '15), 2015.
  • S. Hernández, J. Fabra, P. Álvarez, and J. Ezpeleta, "Cost estimation for the provisioning of computing resources to execute bag-of-tasks applications in the Amazon cloud". To appear in proceedings of the 12th International Conference on Economics of Grids, Clouds, Systems and Services (GECON '15), Lecture Notes in Computer Science Volume 9512, pp, 65-77, 2015..
  • S. Hernández, S. J. van Zelst, J. Ezpeleta, W. M. P.van der Aalst. "Handling Big(ger) Logs: Connecting ProM 6 to Apache Hadoop". Proceedings of the BPM Demo Session 2015 Co-located with the 13th International Conference on Business Process Management (BPM '15), pp. 80-84, 2015.
  • S. Hernández, J. Fabra, P. Álvarez, and J. Ezpeleta, "Cost evaluation of migrating a computation intensive problem from clusters to cloud", in Proceedings of the 10th International Conference on Economics of Grids, Clouds, Systems and Services (GECON '13), Lecture Notes in Computer Science Volume 8193, pp. 90-105, 2013.
  • S. Hernández, J. Fabra, P. Álvarez, and J. Ezpeleta, "A Reliable and Scalable Service Bus based on Amazon SQS", in Proceedings of the 2nd European Conference on Service-Oriented and Cloud Computing (ESOCC '13), Lecture Notes in Computer Science Volume 8135, pp. 196-211, 2013.
  • J. Fabra, S. Hernández, E. Otero-García, J. C. Vidal, M. Lama and P. Álvarez, "A practical experience concerning the parallel semantic annotation of a large-scale data collection", Proceedings of the 9th International Conference on Semantics Systems (I-SEMANTICS '13), pp. 65-72, 2013.
  • S. Hernández, J. Fabra, P. Álvarez, and J. Ezpeleta, "Using Cloud-based Resources to Improve Availability and Reliability in a Scientific Workflow Execution Framework", in Proceedings of the Fourth International Conference on Cloud Computing, GRIDs, and Virtualization, (CLOUD COMPUTING '13), pp. 230-237, 2013. [BEST PAPER AWARD]
  • S. Hernández, J. Fabra, P. Álvarez, and J. Ezpeleta, "A Simulation-based Scheduling Strategy for Scientific Workflows", in Proceedings of the 2nd International Conference on Simulation and Modeling Methodologies, Technologies and Applications (SIMULTECH '12), pp. 61-70, 2012.
  • J. Fabra, S. Hernández, P. Álvarez, and J. Ezpeleta, "A framework for the flexible deployment of scientific workflows in grid environments", in Proceedings of the Third International Conference on Cloud Computing, GRIDs, and Virtualization, (CLOUD COMPUTING '12), pp. 43-50, 2012.

Book Chapters

  • S. Hernández, J. Fabra, P. Álvarez, and J. Ezpeleta, "Simulation and Realistic Workloads to Support the Meta-scheduling of Scientific Workflows", in Simulation and Modeling Methodologies, Technologies and Applications, ser. Advances in Intelligent Systems and Computing, M. S. Obaidat, J. Filipe, J. Kacprzyk, and N. Pina, Eds. Springer International Publishing, 2014, vol. 256, pp. 155-167.

National Journals

  • S. Hernádez, E. Otero, J.C. Vidal, J. Fabra, M. Lama, P. Álvarez, "Integración de recursos grid y cloud para anotar semánticamente grandes colecciones de objetos de aprendizaje", Novática, 2014, vol. 227, pp. 56-61, Asociación de Técnicos en Informática (ATI), España.

National Conferences

  • S. Hernández, J. Fabra, J. Ezpeleta and P. Álvarez, "Estimación del coste de aprovisionar instancias de cómputo para ejecutar aplicaciones bag-of-task en el cloud de Amazon", in Actas de las XI Jornadas de Ciencia e Ingeniería de Servicios (JCIS '15), 2015.
  • S. Hernández, J. Fabra, J. Ezpeleta and P. Álvarez, "Una solución basada en HTCondor para aprovechar la disponibilidad de recursos efímeros", in Actas de las X Jornadas de Ciencia e Ingeniería de Servicios (JCIS '14), pp. 116-125, 2014.
  • S. Hernández, E. Otero-García, J. Fabra, J. C. Vidal, M. Lama and P. Álvarez, "Una experiencia real de anotación semántica a gran escala utilizando recursos de computación heterogéneos", in Actas de las IX Jornadas de Ciencia e Ingeniería de Servicios (JCIS '13), pp. 163-177, 2013.
  • J. Fabra, S. Hernández, P. Álvarez, and J. Ezpeleta, "A framework for the flexible deployment of scientific workflows in grid environments", in Actas de las XXI Jornadas de Concurrencia y Sistemas Distribuidos, (JCSD '13), 2013. [BEST PAPER AWARD]
  • S. Hernández, J. Fabra, P. Álvarez and J. Ezpeleta, "Una solución SOA para ejecutar workflows científicos en entornos Grid heterogéneos", in Actas de las VIII Jornadas de Ciencia e Ingeniería de Servicios (JCIS '12), pp. 27-40, 2012.