Exploració per tema "Metadata"

Ara es mostren els items 1-20 de 61

    • A cost model for random access queries in document stores 

      Hewasinghage, Moditha Lakshan Dharmasir; Abelló Gamazo, Alberto; Varga, Jovan; Zimányi, Esteban (2021-07)
      Article
      Accés obert
      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, ...

    • A metamodelling approach for i* model translations 

      Cares Gallardo, Carlos; Franch Gutiérrez, Javier (Springer, 2011)
      Text en actes de congrés
      Accés obert
      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 preliminary study for developing accessible MOOC services 

      Iniesto, Francisco; Rodrigo, Covadonga (Càtedra d'Accessibilitat (CATAC), 2016-11-30)
      Article
      Accés obert
      The flexibility of the MOOC service allows students to learn at their own time, place and pace, enhancing continuous communication and interaction among all participants in knowledge and community building. This model ...

    • A sensor web architecture for integrating smart oceanographic sensors into the semantic sensor web 

      Río Fernandez, Joaquín del; Toma, Daniel; Martínez Padró, Enoc; O'Reilly, Thomas C.; Delory, Eric; Pearlman, Jay S; Waldmann, Christoph; Jirka, Simon (2018-10)
      Article
      Accés obert
      Effective ocean and coastal data management are needed to manage marine ecosystem health. Past ocean and coastal data management systems were often very specific to a particular application and region, but this focused ...

    • Adaptació de la web de la JPSearch-RA 

      Rodriguez, Elena (Universitat Politècnica de Catalunya, 2018-04-18)
      Treball Final de Grau
      Accés obert
      S'han publicat algunes esmenes de l'estàndard JPSearch que han provocat que la web de l'autoritat de registre del JPSearch no compleixi amb aquest estàndard. L'objectiu del projecte és actualitzar aquesta pàgina web par ...

    • An alternative view on data processing pipelines from the DOLAP 2019 perspective 

      Romero Moral, Óscar; Wrembel, Robert; Song, Il-Yeol (Elsevier, 2020-09)
      Article
      Accés obert
      Data science requires constructing data processing pipelines (DPPs), which span diverse phases such as data integration, cleaning, pre-processing, and analysis. However, current solutions lack a strong data engineering ...

    • Analytical metadata modeling for next generation BI systems 

      Varga, Jovan; Romero Moral, Óscar; Bach Pedersen, Torben; Thomsen, Christian (2018-10)
      Article
      Accés obert
      Business Intelligence (BI) systems are extensively used as in-house solutions to support decision-making in organizations. Next generation BI 2.0 systems claim for expanding the use of BI solutions to external data sources ...

    • Applying OGC sensor web enablement to ocean observing systems 

      Toma, Daniel; Río Fernandez, Joaquín del; Martínez Padró, Enoc; Delory, Eric; Jirka, Simon; Pearlman, Jay S; Waldmann, Christoph (2016)
      Text en actes de congrés
      Accés obert
      The complexity of marine installations for ocean observing systems has grown significantly in recent years. In a network consisting of tens, hundreds or thousands of marine instruments, manual configuration and integration ...

    • ARDI: automatic generation of RDFS models from heterogeneous data sources 

      Nigatu, Shumet Tadesse; Gómez Seoane, Cristina; Romero Moral, Óscar; Hose, Katja; Rabbani, Kashif (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Text en actes de congrés
      Accés obert
      The current wealth of information, typically known as Big Data, generates a large amount of available data for organisations. Data Integration provides foundations to query disparate data sources as if they were integrated ...

    • Automated metadata annotation: What is and is not possible with machine learning 

      Wu, Mingfang; Brandhorst, Hans; Marinescu, Maria Cristina; More López, Joaquim; Hlava, Margorie; Busch, Joseph (The MIT Press. Massachusetts Institute of Technology, 2023-03-08)
      Article
      Accés obert
      Automated metadata annotation is only as good as training dataset, or rules that are available for the domain. It's important to learn what type of data content a pre-trained machine learning algorithm has been trained on ...

    • BIGNASim: a NoSQL database structure and analysis portal for nucleic acids simulation data 

      Hospital, Adam; Andrio, Pau; Cugnasco, Cesare; Codo, Laia; Becerra Fontal, Yolanda; Dans, Pablo D.; Battistini, Federica; Torres Viñals, Jordi; Goñi, Ramon; Orozco, Modesto; Gelpí, Josep Lluís (2016-01-04)
      Article
      Accés obert
      Molecular dynamics simulation (MD) is, just behind genomics, the bioinformatics tool that generates the largest amounts of data, and that is using the largest amount of CPU time in supercomputing centres. MD trajectories ...

    • Cambios en las Directrices DRIVER para proveedores de contenidos : proyecto Recolecta 

      Prats Prat, Jordi; Corrales, Juan (2008-12)
      Comunicació de congrés
      Accés obert

    • CBIR - Content based information retrieval in Optical Biopsies 

      Tous Liesa, Rubén; Ferrer-Roca, Olga; Delgado Mercè, Jaime (2010)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The present paper describes the design and usage of an Internet medical image search engine based on the queryby-example paradigm and the multimedia standard ISO-15938-12:2008. The system, which allows combining Content ...

    • Clasificación automática de escenas visuales en imágenes 

      Bru Domingo, Eduard (Universitat Politècnica de Catalunya, 2008-06-10)
      Projecte/Treball Final de Carrera
      Accés obert
      El tema principal del proyecto es la extracción automática de metadatos a partir de imágenes y video. En concreto, el propósito del proyecto es extraer metadatos de carácter general de contenidos multimedia creados por ...

    • Coevery, de aplicación a framework 

      Montoya Plaza, Carlos (Universitat Politècnica de Catalunya, 2015-06-12)
      Projecte/Treball Final de Carrera
      Accés obert
      El enlance Codeplex para la descarga del código fuente figura en la página 12 del documento.

    • Color based image classification and description 

      Laencina Verdaguer, Sergi (Universitat Politècnica de Catalunya, 2009-10-20)
      Projecte Final de Màster Oficial
      Accés obert

    • Definición y desarrollo de herramienta web de gestión de metadatos Business Intelligence 

      Montalvillo Mendizabal, Leticia (Universitat Politècnica de Catalunya, 2012-08)
      Projecte Final de Màster Oficial
      Accés obert
      Hoy en día las grandes empresas cuentan con sistemas de Business Intelligence (BI) para diversos objetivos y tareas que deben realizar. Este proyecto se centra en la definición de un repositorio de metadatos BI que almacenará ...

    • Desenvolupament d'una aplicació per autoritzar l'accés a informació genòmica protegida 

      Reig Gaset, Guillem (Universitat Politècnica de Catalunya, 2021-06-29)
      Treball Final de Grau
      Accés restringit per acord de confidencialitat

    • Desenvolupament de un dashboard per a la monitorització de un marketplace de NFTs 

      Martori Núñez, Pau (Universitat Politècnica de Catalunya, 2023-06-28)
      Treball Final de Grau
      Accés obert
      El treball consisteix en desenvolupar un dashboard per controlar un monitor de una plataforma de NFTs , que envia webhooks a discord quan hi ha canvis o oportunitats de compra en les col·leccions de NFTs, per tant molts ...

    • ECHOFS: a scheduler-guided temporary filesystem to leverage node-local NVMS 

      Miranda, Alberto; Nou Castell, Ramon; Cortés, Toni (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés obert
      The growth in data-intensive scientific applications poses strong demands on the HPC storage subsystem, as data needs to be copied from compute nodes to I/O nodes and vice versa for jobs to run. The emerging trend of adding ...