Now showing items 1-20 of 44

    • A framework for the development and maintenance of adaptive, dynamic, context-aware information services 

      Palau, Manel; Gómez Sebastià, Ignasi; Ceccaroni, Luigi; Vázquez Salceda, Javier; Nieves Sánchez, Juan Carlos (2010)
      Conference report
      Open Access
      This paper presents an agent-based methodological approach to design distributed service-oriented systems which can adapt their behaviour according to changes in the environment and in the user needs, even taking the ...
    • A metamodelling approach for i* model translations 

      Cares Gallardo, Carlos; Franch Gutiérrez, Javier (Springer, 2011)
      Conference report
      Open Access
      The i* (i-star) framework has been widely adopted by the information systems community. Since the time it was proposed, different variations have arisen. Some of them just propose slight changes in the language definition, ...
    • A Privacy-Preserving Architecture for the Semantic Web Based on Tag Suppression 

      Parra, Javier; Rebollo Monedero, David; Forné Muñoz, Jorge (2010-09)
      Article
      Restricted access - publisher's policy
      We propose an architecture that preserves user privacy in the semantic Web via tag suppression. In tag suppression, users may wish to tag some resources and refrain from tagging some others in order to hinder privacy ...
    • 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 tool for semantic targeting in online 

      Abraham López, Yailín (Universitat Politècnica de Catalunya, 2010)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement
    • A Transparent, Reputation-Based Architecture for Semantic Web Annotation 

      Subirats Maté, Laia (Universitat Politècnica de Catalunya, 2009-07-29)
      Master thesis
      Open Access
      New forms of conceiving the web such as web 2.0 and the semantic web have emerged for numerous purposes ranging from professional activities to leisure. The semantic web is based on associating concepts with web pages, ...
    • Aplicació social per a compartir aficions 

      Menéndez Fuentes, Lluís (Universitat Politècnica de Catalunya, 2012-01-18)
      Master thesis (pre-Bologna period)
      Restricted access - confidentiality agreement
    • Autonomous energy management system in next generation homes 

      Charro Laiño, Raúl (Universitat Politècnica de Catalunya / Technische Universität Wien, 2012-10-01)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Technische Universität Wien
      [ANGLÈS] The energy management system in next generation home has been developed in web semantic technology. This technology is used in smart homes. And for the monitoring of the power level and consumption of appliances, ...
    • Caption text extraction for indexing purposes using a hierarchical region-based image model 

      León Cristóbal, Míriam; Vilaplana Besler, Verónica; Gasull Llampallas, Antoni; Marqués Acosta, Fernando (2010-02-17)
      Conference lecture
      Open Access
      This paper presents a technique for detecting caption text for indexing purposes. This technique is to be included in a generic indexing system dealing with other semantic concepts. The various object detection algorithms ...
    • Class-weighted convolutional features for visual instance search 

      Jiménez, Albert; Alvarez, Jose M.; Giró Nieto, Xavier (2017)
      Conference lecture
      Open Access
      Image retrieval in realistic scenarios targets large dynamic datasets of unlabeled images. In these cases, training or fine-tuning a model every time new images are added to the database is neither efficient nor scalable. ...
    • Combining Coordination and Organisation Mechanisms for the Development of a Dynamic Context-aware Information System Personalised by means of Logic-based Preference Methods 

      Palau, Manel (Universitat Politècnica de Catalunya, 2010-09-03)
      Master thesis
      Open Access
      The general objective of this thesis is to enhance current ICDs by developing a personalised information system stable over dynamic and open environments, by adapting the behaviour to different situations, and handle user ...
    • Comparación de componentes para identificar requisitos similares en lenguaje natural 

      Furnari, Carlos Adrián (Universitat Politècnica de Catalunya, 2018-01-26)
      Bachelor thesis
      Open Access
      Con este proyecto se pretende colaborar a la mejora de la eficiencia de la Ingeniería de Requisitos, a partir de una herramienta que permita detectar requisitos similares sobre el mismo entorno. Dichos requisitos similares ...
    • Cost-effective active learning for melanoma segmentation 

      Górriz, Marc; Giró Nieto, Xavier; Carlier, Axel; Faure, Emmanuel (2017)
      Conference lecture
      Open Access
      We propose a novel Active Learning framework capable to train effectively a convolutional neural network for semantic segmentation of medical imaging, with a limited amount of training labeled data. Our contribution is a ...
    • Crowdsourcing event detection in YouTube videos 58-67 

      Steiner, Thomas; Verborgh, Ruben; Van de Walle, Rik; Hausenblas, Michael; Gabarró Vallès, Joaquim (CEUR Workshop Proceedings, 2011)
      Conference report
      Open Access
      Considerable efforts have been put into making video content on the Web more accessible, searchable, and navigable by research on both textual and visual analysis of the actual video content and the accompanying metadata. ...
    • Data semantic enrichment for complex event processing over IoT Data Streams 

      Schneider, Patrick (Universitat Politècnica de Catalunya, 2019-02)
      Master thesis
      Open Access
      This thesis generalizes techniques for processing IoT data streams, semantically enrich data with contextual information, as well as complex event processing in IoT applications. A case study for ECG anomaly detection and ...
    • Desarrollo de un motor de inferencia para RIF en Python 

      Tormos Llorente, Adrian (Universitat Politècnica de Catalunya, 2020-01-23)
      Bachelor thesis
      Open Access
      Este trabajo de fin de grado consiste en el desarrollo de un sistema en el lenguaje Python que realiza inferencia lógica, implementando una redefinición del dialecto de reglas de producción del estándar Rule Interchange ...
    • Digital twin for supply chain improvements on the example of Infineon technologies AG 

      Bribian Melendez, Marta (Universitat Politècnica de Catalunya, 2019-10-09)
      Master thesis
      Restricted access - author's decision
      Covenantee:   Infineon Technologies
      This project has been developed in the semiconductor manufacturing company Infineon Technologies AG, in Neubiberg (Germany). The project is focused on Digital Twins and Semantic Web. Digital Twins are the ultimate solutions ...
    • Dimensional enrichment of statistical linked open data 

      Varga, Jovan; Vaisman, Alejandro; Romero Moral, Óscar; Etcheverry, Lorena; Bach Pedersen, Torben; Thomsen, Christian (2016-10-01)
      Article
      Open Access
      On-Line Analytical Processing (OLAP) is a data analysis technique typically used for local and well-prepared data. However, initiatives like Open Data and Open Government bring new and publicly available data on the web ...
    • Efficient graph management based on bitmap indices 

      Martínez Bazán, Norbert; Muntés Mulero, Víctor; Gómez Villamor, Sergio; Domínguez Sal, David; Águila Lorente, Miguel Ángel; Larriba Pey, Josep (Association for Computing Machinery (ACM), 2012)
      Conference report
      Restricted access - publisher's policy
      The increasing amount of graph like data from social networks, science and the web has grown an interest in analyzing the relationships between different entities. New specialized solutions in the form of graph databases, ...
    • Enriquidor automàtic de la ontologia de Pat.mapa 

      Parramón Teixidó, Miguel (Universitat Politècnica de Catalunya, 2011-06-20)
      Master thesis (pre-Bologna period)
      Open Access
      The Semantic Web is the new wave of developments on the World Wide Web pushed forward by millions of developers and heralded by the W3C\footnote{http://www.w3.org/}. These new standards aim to provide the web with semantics, ...