Browsing by Subject "Bases de dades distribuïdes"

Now showing items 1-20 of 21

    • A machine learning approach for product categorization 

      Moucharrafie Abdulsamad, Alaá (Universitat Politècnica de Catalunya, 2020-10-23)
      Bachelor thesis
      Restricted access - confidentiality agreement

    • Analyzing long-term access locality to find ways to improve distributed storage systems 

      Miranda Bueno, Alberto; Cortés, Toni (2012)
      Conference report
      Open Access
      An efficient design for a distributed filesystem originates from a deep understanding of common access patterns and user behavior which is obtained through a deep analysis of traces and snapshots. In this paper we analyze ...

    • Anàlisis de les tecnologies de registre distribuït: aplicació al cas del registre de qualificacions d’estudiants 

      Bericat Merino, Joan Manuel (Universitat Politècnica de Catalunya, 2020-07-13)
      Bachelor thesis
      Open Access
      L’objectiu d’aquest treball final de grau és estudiar i analitzar les diferents tecnologies de registre distribuït i desenvolupar una aplicació web amb tecnologia blockchain per fer un registre de les qualificacions ...

    • Análisis e implementación de una gestión dinámica de la granularidad de las tareas en un sistema distribuido 

      Espejo Saldaña, Adrián (Universitat Politècnica de Catalunya, 2019-07-01)
      Bachelor thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      Hecuba es una interfaz y un conjunto de herramientas escrito en Python y C++, desarrollada por el equipo Data-driven Scientific Computing del Barcelona Supercomputing Center. El objetivo es facilitar a los programadores ...

    • Blockchain based application for circular economy 

      Gonzalez Campos, Gabriel (Universitat Politècnica de Catalunya, 2022-02-08)
      Bachelor thesis
      Open Access
      Over the last few years, web services have evolved enormously, from archaic text-only websites where only the web master can upload and update content, to the most modern applications such as social networks with video ...

    • Blockchain Layer 2 scalability solutions : a framework for comparison 

      Vilá Brualla, Marta (Universitat Politècnica de Catalunya, 2023-05-31)
      Master thesis
      Open Access
      Covenantee:   Politecnico di Milano
      Blockchain technology is disrupting the norm across a large number of industries. However, for it to have large-scale adoption, scalability needs to be improved. As various efforts to ameliorate scalability are on the rise, ...

    • Data replication and synchronization in P2P collaborative systems 

      Xhafa Xhafa, Fatos (2012)
      Conference report
      Restricted access - publisher's policy
      Data replication and synchronization techniques have recently attracted a lot of attention of researchers from P2P computing community. Such techniques are fundamental to increase data availability, reliability and robustness ...

    • Dataclay: A distributed data store for effective inter-player data sharing 

      Marti Fraiz, Jonathan; Queralt Calafat, Anna; Gasull Moreira, Daniel; Barceló Cuerda, Alex; Costa Prats, Juan José; Cortés, Toni (2017-09-01)
      Article
      Open Access
      In the Big Data era, both the academic community and industry agree that a crucial point to obtain the maximum benefits from the explosive data growth is integrating information from different sources, and also combining ...

    • Desarrollo de una aplicación Blockchain con la tecnología Hyperledger Fabric orientado a IOT. 

      Guisado Soriano, Jessica (Universitat Politècnica de Catalunya, 2022-02-02)
      Bachelor thesis
      Open Access
      Covenantee:   Centre Internacional de Mètodes Numèrics a l'Enginyeria / Consolat de mar
      The following project, Development of a Blockchain application with Hyperledger Fabric technology oriented to IOT, consists of doing a proof of concept on the digitization of a process that until now has been carried out ...

    • Design and implementation of a distributed IP mapping system 

      Moix Alcaraz, Bernat (Universitat Politècnica de Catalunya, 2017-06-28)
      Bachelor thesis
      Restricted access - confidentiality agreement

    • Design and Implementation of the Persistence layer of a Blockchain to secure IP prefixes 

      Ferriol Galmés, Miquel (Universitat Politècnica de Catalunya, 2018-01-24)
      Bachelor thesis
      Open Access
      La tecnologia BlockChain actualment és un dels temes que més està donant què parlar, ja que ofereix seguretat, descentralització, transparència.... Aquest projecte intenta dur a aquesta tecnologia a l'abast de les Tecnologies ...

    • DIMON: Distributed Monitoring System for decentralized edge clouds in Guifi.net 

      Pueyo Centelles, Roger; Selimi, Mennan; Freitag, Fèlix; Navarro Moldes, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Open Access
      Community-built telecommunication networks such as Guifi.net demonstrate how end users can actively collaborate in the self-provision of network services, for instance by operating a self-organized distributed monitoring ...

    • Diseño e implementación de un optimizador de consultas basado en coste para índices multidimensionales en bases de datos distribuidas 

      Pardo, Paola (Universitat Politècnica de Catalunya, 2019-07-04)
      Bachelor thesis
      Open Access
      Covenantee:   Barcelona Supercomputing Center
      This project constructs a different cost-based pushdown police solution for querying in multidimensional environments. The integration of Qbeast, a novel index, in the Cassandra distributed database caused the need from ...

    • Enabling distributed key-value stores with low latency-impact snapshot support 

      Polo Bardés, Jordà; Becerra Fontal, Yolanda; Carrera Pérez, David; Torres Viñals, Jordi; Ayguadé Parra, Eduard; Spreitzer, Mike; Steinder, Malgorzata (2013)
      Conference report
      Open Access
      Current distributed key-value stores generally provide greater scalability at the expense of weaker consistency and isolation. However, additional isolation support is becoming increasingly important in the environments ...

    • Estudi de la viabilitat d’usar Apache Kafka com a base de dades distribuïda 

      Cervelló Nogués, Claudi (Universitat Politècnica de Catalunya, 2018-06-27)
      Master thesis
      Open Access
      Covenantee:   Everis
      Apache Kafka és una plataforma de streaming distribuïda. Però seria possible usar Apache Kafka com una base de dades distribuïda? Aquest treball estudia la viabilitat d'usar en entorns productius les capacitats innates ...

    • Evaluation of intra-group optimistic data replication in P2P groupware systems 

      Xhafa Xhafa, Fatos; potlog, Alina-Diana; Spaho, Evjola; Pop, Florin; Cristea, Valentin; Barolli, Leonard (2015-03-25)
      Article
      Open Access
      Peer-to-peer (P2P) computing systems have become very popular during the last years because of their ability to scale to a large number of users and efficient communication among peers. They can support complex computational ...

    • LoRaWAN Security Management Based on DNS 

      Azemar Rovira, Albert (Universitat Politècnica de Catalunya, 2020-06)
      Bachelor thesis
      Open Access
      LoRaWAN 1.1 is currently one of the most used LPWAN protocols. Since the introduction of version 1.1, new security features have been added. Nevertheless, this last release still fails to solve the existing security ...

    • Modelización e implementación de Data Warehouses 

      Pérez Ortiz, Alejandro (Universitat Politècnica de Catalunya, 2019-07-02)
      Bachelor thesis
      Open Access
      Covenantee:   Everis
      Partiendo de una arquitectura tradicional de Data Warehouse, se han estudiado y analizado las opciones para transformarla en una estructura Big Data. Primero se realiza un estudio de las arquitecturas tradicionales de Data ...

    • Providing key-value data services on HPC infrastructures 

      Gil Guerrero, Eloy (Universitat Politècnica de Catalunya, 2018-10)
      Master thesis
      Open Access
      NoSQL databases are an attractive solution due to its flexibility and scalability, but to be deployed on HPC systems their configuration and persisting data method need to be manually adapted, which may penalise the ...

    • Rights management in architectures for distributed multimedia content applications 

      Delgado Mercè, Jaime; Torres Padrosa, Víctor; Llorente Viejo, Silvia; Rodríguez Luna, Eva (Springer Verlag, 2011-06-01)
      Part of book or chapter of book
      Restricted access - publisher's policy
      There are several initiatives working in the definition and implementation of distributed architectures that enable the development of distributed multimedia applications on top of them, while offering Digital Rights ...