Browsing by Subject "Recuperació de la informació"

Now showing items 1-20 of 53

    • A graph partitioning approach to entity disambiguation using uncertain information 

      Sapena Masip, Emilio; Padró, Lluís; Turmo Borras, Jorge (Springer, 2008-08-31)
      Conference report
      Restricted access - publisher's policy
      This paper presents a method for Entity Disambiguation in Information Extraction from different sources in the web. Once entities and relations between them are extracted, it is needed to determine which ones are referring ...

    • AETAS: A system for semanticizing temporal expressions from unstructured contents 

      Ardalan, Zagros; Martín Escofet, Carme; Padró, Lluís (Springer, 2015)
      Conference report
      Restricted access - publisher's policy
      AETAS is an online tool for converting text into RDF linked data with resolution of temporal expressions. AETAS follows fully SOA architecture and is accessible via web-service. It implements a novel approach for semantic ...

    • Ampliació de capacitats de la xarxa Garlanet 

      Blanca Tabeni, Marc (Universitat Politècnica de Catalunya, 2020-07)
      Bachelor thesis
      Open Access
      Generació de diferents escenaris per avaluar el funcionament i el comportament del sistema Garlanet, una xarxa social de tipus microblogging, s'han definit diferents tipus de comportaments, més agressius i més passius amb ...

    • An interactive lifelog search engine for LSC2018 

      Alsina, Adrià; Giró Nieto, Xavier; Gurrin, Cathal (Association for Computing Machinery (ACM), 2018)
      Conference lecture
      Open Access
      In this work, we describe an interactive lifelog search engine developed for the LSC 2018 search challenge at ACM ICMR 2018. The paper introduces the four-step process required to support lifelog search engines and describes ...

    • An Interactive Lifelog Search Engine for LSC2018 

      Alsina Torra, Adrià (Universitat Politècnica de Catalunya, 2018-06-25)
      Bachelor thesis
      Open Access
      Covenantee:   Dublin City University
      This thesis consists on developing an interactive lifelog search engine for the LSC 2018 search challenge at ACM ICMR 2018. This search engine is created in order to browse for images from a given lifelog dataset and display ...

    • 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 ...

    • Assessing what Information Quality means in OTS selection processes 

      Ayala Martínez, Claudia Patricia; Franch Gutiérrez, Javier (IEEE Computer Society, 2008)
      Conference lecture
      Open Access
      OTS selection plays a crucial role in the deployment of software systems. One of its main current problems is how to deal with the vast amount of unstructured, incomplete, evolvable and widespread information that highly ...

    • Automated curation of brand-related social media images with deep learning 

      Tous Liesa, Rubén; Gómez Parada, Mauro; Poveda, Jonatan; Cruz, Leonel; Wust, Otto; Makni, Mouna; Ayguadé Parra, Eduard (2018-10)
      Article
      Open Access
      This paper presents a work consisting in using deep convolutional neural networks (CNNs) to facilitate the curation of brand-related social media images. The final goal is to facilitate searching and discovering user-generated ...

    • Automatic query driven data modelling in cassandra 

      Hernández, Roger; Becerra Fontal, Yolanda; Torres Viñals, Jordi; Ayguadé Parra, Eduard (Elsevier, 2015)
      Conference report
      Open Access
      Non-relational databases have recently been the preferred choice when it comes to dealing with BigData challenges, but their performance is very sensitive to the chosen data organisations. We have seen differences of over ...

    • Búsqueda por semejanza 

      Camps Pare, Rafael (Asociación de Técnicos de Informática, 1982-10)
      Article
      Open Access

    • Com cercar un document a les biblioteques UPC 

      Biblioteca del Campus de Terrassa (2018-02-06)
      Audiovisual
      Open Access
      En aquest tutorial s'explica com cercar un document en el catàleg UPC. Subtítols en català, castellà i anglès a YouTube.

    • Com cercar un document a les biblioteques UPC amb l'opció de cerca avançada 

      Biblioteca del Campus de Terrassa (2018-02-14)
      Audiovisual
      Open Access

    • Combining BIM systems and video-games engines in educational ephemeral urban and architectural proposals 

      Fonseca Escudero, David; Sánchez Sepúlveda, Mónica; Besné Yaguas, Alia; Redondo Domínguez, Ernesto; Zapata Cebrián, Héctor; Navarro Delgado, Isidro; Pla Liñán, Jaume; Sánchez, Juan; Solà Garriga, Clara (Association for Computing Machinery (ACM), 2020)
      Conference report
      Restricted access - publisher's policy
      This article centers on showing the results of the evaluation of an educational proposal focused on combining the BIM (Building Information Modeling) methodology, with video game rendering engines such as Unreal in the ...

    • Correlating text and images: concept and evaluation 

      Götzelmann, Timo; Vázquez Alcocer, Pere Pau; Hartmann, Knut; Nürnberger, Andreas; Strothotte, Thomas (2007)
      Conference report
      Restricted access - publisher's policy
      This paper presents the concept and an evaluation of a novel approach to support students to understand complex spatial relations and to learn unknown terms of a domain-specific terminology with coordinated textual ...

    • Crawler de fotografies per events geolocalitzats 

      Català Amat, Jordi (Universitat Politècnica de Catalunya, 2014-06-02)
      Master thesis (pre-Bologna period)
      Open Access

    • Creació d'un sistema de cerca avançat per a l'arxiu fotogràfic del Museu de Badalona 

      Trias Comas, Roger (Universitat Politècnica de Catalunya, 2007-06)
      Master thesis (pre-Bologna period)
      Open Access

    • Diseño e implementación de un meta buscador de Internet 

      Marino Morán, Wilder David (Universitat Politècnica de Catalunya, 2007-01)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      Actualmente, Internet es la fuente de información más grande del planeta, el avance de los sistemas de información y de telecomunicaciones durante las últimas décadas, ha ayudado a que el crecimiento de las páginas web sea ...

    • Domain ontology learning from the web 

      Sánchez Ruenes, David (Universitat Politècnica de Catalunya, 2007-12-14)
      Doctoral thesis
      Open Access
      El Aprendizaje de Ontologías se define como el conjunto de métodos utilizados para construir, enriquecer o adaptar una ontología existente de forma semiautomática, utilizando fuentes de información heterogéneas. En este ...

    • Estudio del uso de memorias no volátiles para mejorar el rendimiento de bases de datos NoSQL 

      Sosa Cintero, Enric (Universitat Politécnica de Catalunya, 2019-11)
      Bachelor thesis
      Open Access
      Els discs són els dispositius d'emmagatzematge amb el temps d'accés més alt. De diverses formes, l'estructura de la jerarquia de memòria d'un sistema informàtic sempre s'ha intentat optimitzar. No obstant, el disc és l'única ...

    • Evaluation of clustering techniques for efficient searching in JXTA-based P2P systems 

      Xhafa Xhafa, Fatos; Jaen, Enric; Daradoumis, Thanasis; Barolli, Leonard (Institute of Electrical and Electronics Engineers (IEEE), 2008)
      Conference report
      Open Access
      The efficient file searching is an essential feature in P2P systems. While many current approaches use brute force techniques to search files by meta information (file names, extensions or user-provided tags), the interest ...