Now showing items 1-12 of 786

    • Integrating adaptive mechanisms into mobile applications exploiting user feedback 

      Motger de la Encarnación, Joaquim; Franch Gutiérrez, Javier; Marco Gómez, Jordi (Springer, 2021)
      Conference lecture
      Open Access
      Mobile applications have become a commodity in multiple daily scenarios. Their increasing complexity has led mobile software ecosystems to become heterogeneous in terms of hardware specifications, features and context of ...
    • A cost model for random access queries in document stores 

      Hewasinghage, Moditha Lakshan Dharmasir; Abelló Gamazo, Alberto; Varga, Jovan; Zimányi, Esteban (2021-03-24)
      Article
      Restricted access - publisher's policy
      Document stores have become one of the key NoSQL storage solutions. They have been widely adopted in different domains due to their ability to store semi-structured data and expressive query capabilities. However, ...
    • Managing polyglot systems metadata with hypergraphs 

      Hewasinghage, Moditha Lakshan Dharmasir; Abelló Gamazo, Alberto; Varga, Jovan; Zimányi, Esteban (Elsevier, 2021-07)
      Article
      Open Access
      A single type of data store can hardly fulfill every end-user requirements in the NoSQL world. Therefore, polyglot systems use different types of NoSQL datastores in combination. However, the heterogeneity of the data ...
    • Graph-driven federated data management 

      Nadal Francesch, Sergi; Abelló Gamazo, Alberto; Romero Moral, Óscar; Vansummeren, Stijn; Vassiliadis, Panos (2021-05-03)
      Article
      Open Access
      Modern data analysis applications, require the ability to provide on-demand integration of data sources while offering a flexible and user-friendly query interface. Traditional techniques for answering queries using views, ...
    • Impact of Covid-19 on UPC's moodle platform and ICE's role 

      Prat Farran, Joana d'Arc; Llorens García, Ariadna; Alier Forment, Marc; Salvador Zuriaga, Francesc; Amo Filvà, Daniel (Association for Computing Machinery (ACM), 2020)
      Conference lecture
      Restricted access - publisher's policy
      On March 13 2020 all the Spanish population got confined at their homes, except for those working in essential jobs. For the universities, this meant to go fully online overnight, which presented a number of challenges on ...
    • A methodology to study the university’s online teaching activity from virtual platform indicators: the effect of the Covid-19 pandemic at Universitat Politècnica de Catalunya 

      Prat Farran, Joana d'Arc; Llorens García, Ariadna; Salvador Zuriaga, Francesc; Alier Forment, Marc; Amo Filvà, Daniel (2021-05-06)
      Article
      Open Access
      The Covid-19 pandemic led Catalan universities to do all teaching and evaluation online from 11 March 2020 until the end of term on 30 July. Conventional universities made the transition to online teaching in just a few ...
    • Three decades of software reference architectures: A systematic mapping study 

      Garcés, Lina; Martínez Fernández, Silverio Juan; Oliveira, Lucas; Dias Valle, Pedro Henrique; Ayala Martínez, Claudia Patricia; Franch Gutiérrez, Javier; Nakagawa, Elisa Yumi (2021-05-14)
      Article
      Restricted access - publisher's policy
      Software reference architectures have played an essential role in software systems development due to the possibility of knowledge reuse. Although increasingly adopted by industry, these architectures are not yet completely ...
    • QFL: Data-driven feedback loop to manage quality in agile development 

      López Cuesta, Lidia; Bagnato, Alessandra; Ahbervé, Antonin; Franch Gutiérrez, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference report
      Open Access
      Background: Quality requirements (QRs) describe desired system qualities, playing an important role in the success of software projects. In the context of agile software development (ASD), where the main objective is the ...
    • Developing and operating artificial intelligence models in trustworthy autonomous systems 

      Martínez Fernández, Silverio Juan; Franch Gutiérrez, Javier; Jedlitschka, Andreas; Oriol Hilari, Marc; Trendowicz, Adam (Springer, 2021)
      Conference report
      Open Access
      Companies dealing with Artificial Intelligence (AI) models in Autonomous Systems (AS) face several problems, such as users’ lack of trust in adverse or unknown conditions, gaps between software engineering and AI model ...
    • Data-driven requirements engineering: A guided tour 

      Franch Gutiérrez, Javier (Springer, 2020)
      Conference report
      Restricted access - publisher's policy
      Data-driven approaches are becoming dominant in almost every single software engineering activity, and requirements engineering is not the exception. The analysis of data coming from several sources may indeed become an ...
    • Effective data pre-processing for AutoML 

      Giovanelli, Joseph; Bilalli, Besim; Abelló Gamazo, Alberto (CEUR-WS.org, 2021)
      Conference report
      Open Access
      Data pre-processing plays a key role in a data analytics process (e.g., supervised learning). It encompasses a broad range of activities that span from correcting errors to selecting the most relevant features for the ...
    • Effective and scalable data discovery with NextiaJD 

      Flores Herrera, Javier de Jesús; Nadal Francesch, Sergi; Romero Moral, Óscar (OpenProceedings, 2021)
      Conference lecture
      Open Access
      We present NextiaJD, a data discovery system with high predictive performance and computational efficiency. NextiaJD aids data scientists in the discovery of datasets that can be crossed. To that end, it proposes a ranking ...