Now showing items 1-20 of 62

    • 3LConOnt: a three-level ontology for context modelling in context-aware computing 

      Cabrera Bejar, Oscar Jair; Franch Gutiérrez, Javier; Marco Gómez, Jordi (2019-04)
      Article
      Open Access
      Context-aware computing is the ability of Services and applications to adapt and react to context changes. Context modelling is a core feature of context-aware computing. Although a lot of research has been made in the ...
    • A context ontology for service provisioning and consumption 

      Franch Gutiérrez, Javier; Marco Gómez, Jordi; Cabrera Bejar, Oscar Jair (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Conference report
      Open Access
      Nowadays services as those provided by smart cities, health smart services, as well as common services (e.g., telephonic services, e-mail services), have a great economic impact for organisations and represent an important ...
    • A context-aware monitoring architecture for supporting system adaptation and reconfiguration 

      Cabrera, Oscar; Oriol Hilari, Marc; Franch Gutiérrez, Javier; Marco Gómez, Jordi (2021-03-01)
      Article
      Open Access
      Modern services and applications need to react to changes in their context (e.g. location, memory consumption, number of users) to improve the user’s experience. To obtain this context, a monitoring infrastructure with ...
    • A middle-level ontology for context modelling 

      Cabrera Bejar, Oscar Jair; Franch Gutiérrez, Javier; Marco Gómez, Jordi (Springer, 2015)
      Conference report
      Open Access
      Context modelling is one of the stages conducted during the context life cycle. It has the aim of giving meaning and structure to the collected context’s raw data. Although there are different context models proposed in ...
    • A New role of ontologies and advanced scientific visualization in big data analytics 

      Chuprina, Svetlana (Barcelona Supercomputing Center, 2016-09-10)
      Conference report
      Open Access
      Accessing and contextual semantic searching structured, semi-structured and unstructured information resources and their ontology based analysis in a uniform way across text-free Big Data query implementation is a main ...
    • A semantic data integration approach to capture domain knowledge within collaborative projects 

      Masip Gómez, Agnés (Universitat Politècnica de Catalunya, 2022-06-29)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Diverses ineficiències dificulten els projectes col·laboratius, com els projectes finançats, a causa de la seva complexa temàtica i estructura i a la diversitat de socis. Una de les majors ineficiències és el nombre de ...
    • A semantic model to fight social exclusion 

      Ortiz Santiago, Víctor Alejandro; Estañol Lamarca, Montserrat; Marinescu, Maria Cristina; Sancho Samsó, María Ribera; Teniente López, Ernest; Rueda Palenzuela, Carmen (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference lecture
      Open Access
      This work presents a semantic model meant to help with the identification and prediction of individuals at risk of social exclusion. The model is based on the self-sufficiency matrix, a tool that evaluates a person's ...
    • A universal ontology-based approach to data integration 

      Olivé Ramon, Antoni (2018-02-27)
      Article
      Open Access
      One of the main problems in building data integration systems is that of semantic integration. It has been acknowledged that the problem would not exist if all systems were developed using the same global schema, but so ...
    • Advanced clustering techniques for customer segmentation in cultural industries 

      Paglia, Sebastian (Universitat Politècnica de Catalunya, 2024-01-25)
      Master thesis
      Restricted access - confidentiality agreement
      The main goal of this thesis is to apply advanced intelligent segmentation techniques into a real case study from the cultural industries in Catalonia to successfully differentiate between types of customers by applying ...
    • An approach to website schema.org design 

      Tort Pugibet, Albert; Olivé Ramon, Antoni (Elsevier, 2015)
      Article
      Open Access
      Schema.org offers to web developers the opportunity to enrich a website's content with microdata and schema.org. For large websites, implementing microdata can take a lot of time. In general, it is necessary to perform two ...
    • An empirical study to validate the use of ontological guidelines in the creation of i* models 

      Gomes, Ramilton Costa; Guizzardi, Renata Silva Sousa; Franch Gutiérrez, Javier; Guizzardi, Giancarlo; Wieringa, Roel (CEUR-WS.org, 2015)
      Conference report
      Open Access
      i* is a well known goal modeling framework, developed by a large and geographically dispersed research community. Currently, i* users tend to ascribe different and conflicting meanings to its constructs, leading to a non­ ...
    • An integration-oriented ontology to govern evolution in big data ecosystems 

      Nadal Francesch, Sergi; Romero Moral, Óscar; Abelló Gamazo, Alberto; Vassiliadis, Panos; Vansummeren, Stijn (2019-01)
      Article
      Open Access
      Big Data architectures allow to flexibly store and process heterogeneous data, from multiple sources, in their original format. The structure of those data, commonly supplied by means of REST APIs, is continuously evolving. ...
    • 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)
      Conference lecture
      Open Access
      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, ...
    • An Ontology Framework for Physics-Based Manipulation Planning 

      Diab, Mohammed; Ud Din, Muhayy; Akbari, Aliakbar; Rosell Gratacòs, Jan (Springer, 2017)
      Conference report
      Restricted access - publisher's policy
      In manipulation planning, dynamic interactions between the objects and the robots play a significant role. In this scope, dynamic engines allow to consider them within motion planners, giving rise to physics-based motion ...
    • An ontology-based framework for describing discoverable data services 

      Oriol Hilari, Xavier; Teniente López, Ernest (Springer, 2018)
      Conference report
      Open Access
      Data-services are applications in charge of retrieving certain data when they are called. They are found in different communities such as the Internet Of Things, Cloud Computing, Big Data, etc. So, there is a real need to ...
    • Applying a foundational ontology to analyze means-end links in the i* framework 

      Guizzardi, Renata Silva Sousa; Franch Gutiérrez, Javier; Guizzardi, Giancarlo (Institute of Electrical and Electronics Engineers (IEEE), 2012)
      Conference report
      Open Access
      The i* community has raised several main dialects and dozens of variations in the definition of the i* language. Differences may be found related not just to the representation of new concepts but to the very core of the ...
    • Architectural decisions in AI-based systems: an ontological view 

      Franch Gutiérrez, Javier; Martínez Fernández, Silverio Juan; Ayala Martínez, Claudia Patricia; Gómez Seoane, Cristina (Springer, 2022)
      Conference report
      Open Access
      Architecting AI-based systems entails making some decisions that are particular to this type of systems. Therefore, it becomes necessary to gather all necessary knowledge to inform such decisions, and to articulate this ...
    • Combining data-driven and domain knowledge components in an intelligent assistant to build personalized menus 

      Sànchez-Marrè, Miquel; Gibert, Karina; Sevilla-Villanueva, Beatriz (Springer, 2019)
      Article
      Open Access
      In this paper, some new components that have been integrated in the Diet4You system for the generation of nutritional plans are introduced. Negative user preferences have been modelled and introduced in the system. ...
    • Critical infrastructure awareness based on IoT context data 

      Vila Gómez, Marc; Sancho Samsó, María Ribera; Teniente López, Ernest; Vilajosana Guillén, Xavier (Elsevier, 2023-10)
      Article
      Open Access
      The Internet of Things (IoT) represents a powerful new paradigm for connecting and communicating with the world around us. It has the potential to transform the way we live, work, and interact with our surroundings. IoT ...
    • Development of a context knowledge system for mobile conversational agents 

      Lozano Garcia, Raúl (Universitat Politècnica de Catalunya, 2023-06-29)
      Bachelor thesis
      Open Access
      Un agente conversacional móvil o chatbot es un software que puede realizar tareas o servicios para un usuario o grupo en concreto. El objetivo principal de este Trabajo de Fin de Grado es desarrollar un sistema de conocimiento ...