Exploració per autor "Abelló Gamazo, Alberto"
Ara es mostren els items 97-116 de 131
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PatternLens: Inferring evolutive patterns from web API usage logs
Koçi, Rediana; Franch Gutiérrez, Javier; Jovanovic, Petar; Abelló Gamazo, Alberto (Springer, 2021)
Text en actes de congrés
Accés obertThe use of web Application Programming Interfaces (WAPIs) has experienced a boost in recent years. Developers (i.e., WAPI consumers) are continuously relying on third-party WAPIs to incorporate certain features into their ... -
POIESIS: A tool for quality-aware ETL process redesign
Theodorou, Vasileios; Abelló Gamazo, Alberto; Thiele, Maik; Lehner, Wolfgang (2015)
Text en actes de congrés
Accés obertWe present a tool, called POIESIS, for automatic ETL process enhancement. ETL processes are essential data-centric activities in modern business intelligence environments and they need to be examined through a viewpoint ... -
Potenciació del Moodle per a donar suport a l'aprenentatge semi-presencial
Abelló Gamazo, Alberto; Urpí Tobella, Antoni; Rodríguez, Elena; Burgués Illa, Xavier; Quer, Carme; Casany Guerrero, María José; Martín Escofet, Carme; Teniente López, Ernest; Muñoz, Jorge; Munné, Enric (2009-02-12T12:05:55Z)
Text en actes de congrés
Accés obertL’objectiu general del projecte era permetre que els alumnes preparessin les sessions de pràctiques amb antelació i de forma autònoma i fomentar que reintentessin els exercicis permetent-los millorar les seves qualificacions. ... -
PRESISTANT : data pre-processing assistant
Bilalli, Besim; Abelló Gamazo, Alberto; Aluja Banet, Tomàs; Munir, Rana Faisal; Wrembel, Robert (Springer, 2019)
Comunicació de congrés
Accés obertA concrete classification algorithm may perform differently on datasets with different characteristics, e.g., it might perform better on a dataset with continuous attributes rather than with categorical attributes, or the ... -
PRESISTANT: Learning based assistant for data pre-processing
Bilalli, Besim; Abelló Gamazo, Alberto; Aluja Banet, Tomàs; Wrembel, Robert (Elsevier, 2019-09)
Article
Accés obertData pre-processing is one of the most time consuming and relevant steps in a data analysis process (e.g., classification task). A given data pre-processing operator can have positive, negative, or zero impact on the final ... -
Puntuación entre iguales para la evaluación del trabajo en equipo
Abelló Gamazo, Alberto; Burgués Illa, Xavier (Universidad de Sevilla. Escuela Técnica Superior de Ingeniería Informática, 2011-07-05)
Comunicació de congrés
Accés obertLa entrada en el EEES y la adopción de un sistema de evaluación basado en competencias, algunas de ellas no técnicas, hace que nos tengamos que plantear algún tipo de cambio, no solo en la forma de enseñar, sino también ... -
Quality measures for ETL processes
Theodorou, Vasileios; Abelló Gamazo, Alberto; Lehner, Wolfgang (Springer, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialETL processes play an increasingly important role for the support of modern business operations. These business processes are centred around artifacts with high variability and diverse lifecycles, which correspond to key ... -
Quality measures for ETL processes: from goals to implementation
Theodorou, Vasileios; Abelló Gamazo, Alberto; Lehner, Wolfgang; Thiele, Maik (2016-10-01)
Article
Accés obertExtraction transformation loading (ETL) processes play an increasingly important role for the support of modern business operations. These business processes are centred around artifacts with high variability and diverse ... -
Quarry
Abelló Gamazo, Alberto; Romero Moral, Óscar; Jovanovic, Petar; Nadal Francesch, Sergi; Bilalli, Besim; Candón Arenas, Héctor; Mayorova, Daria; Thavornun, Varunya; Gil González, Daniel (2015-07-01)
Programari
Accés restringit per acord de confidencialitat -
Quarry : digging up the gems of your data treasury
Jovanovic, Petar; Romero Moral, Óscar; Simitsis, Alkis; Abelló Gamazo, Alberto; Candón Arenas, Héctor; Nadal Francesch, Sergi (2015)
Comunicació de congrés
Accés obertThe design lifecycle of a data warehousing (DW) system is primarily led by requirements of its end-users and the complexity of underlying data sources. The process of designing a multidimensional (MD) schema and back-end ... -
Quarry: A user-centered big data integration platform
Jovanovic, Petar; Nadal Francesch, Sergi; Romero Moral, Óscar; Abelló Gamazo, Alberto; Bilalli, Besim (2021-02)
Article
Accés obertObtaining valuable insights and actionable knowledge from data requires cross-analysis of domain data typically coming from various sources. Doing so, inevitably imposes burdensome processes of unifying different data ... -
Reproducible experiments for generating pre-processing pipelines for AutoETL
Giovanelli, Joseph; Bilalli, Besim; Abelló Gamazo, Alberto; Silva Coira, Fernando; de Bernardo Roca, Guillermo (Elsevier, 2024-02)
Article
Accés restringit per política de l'editorialThis work is a companion reproducibility paper of the experiments and results reported in Giovanelli et al. (2022), where data pre-processing pipelines are evaluated in order to find pipeline prototypes that reduce the ... -
Requirement-driven creation and deployment of multidimensional and ETL designs
Jovanovic, Petar; Romero Moral, Óscar; Simitsis, Alkis; Abelló Gamazo, Alberto (Springer, 2012)
Text en actes de congrés
Accés obertWe present our tool for assisting designers in the error-prone and time-consuming tasks carried out at the early stages of a data warehousing project. Our tool semi-automatically produces multidimensional (MD) and ETL ... -
Resilient store: a heuristic-based data format selector for intermediate results
Munir, Rana Faisal; Romero Moral, Óscar; Abelló Gamazo, Alberto; Bilalli, Besim; Thiele, Maik; Lehner, Wolfgang (2016)
Número de revista
Accés obertLarge-scale data analysis is an important activity in many organizations that typically requires the deployment of data-intensive workflows. As data is processed these workflows generate large intermediate results, which ... -
Semantic web technologies for business intelligence
Berlanga, Rafael; Romero Moral, Óscar; Simitsis, Alkis; Nebot, Victoria; Pedersen, Torben; Abelló Gamazo, Alberto; Aramburu, María José (IGI Global, 2011)
Capítol de llibre
Accés restringit per política de l'editorialThis chapter describes the convergence of two of the most influential technologies in the last decade, namely business intelligence (BI) and the Semantic Web (SW). Business intelligence is used by almost any enterprise to ... -
Service Oriented Business Intelligence
Abelló Gamazo, Alberto; Romero Moral, Óscar (Universitat Politècnica de Catalunya, 2013)
Apunts
Accés obert -
Service-oriented business intelligence
Abelló Gamazo, Alberto; Romero Moral, Óscar (Springer, 2012)
Capítol de llibre
Accés restringit per política de l'editorialThe traditional way to manage Information Technologies (IT) in the companies is having a data center, and licensing monolithic applications based on the number of CPUs, allowed connections, etc. This also holds for Business ... -
Sistema cooperativo para la integración de fuentes heterogéneas de información y almacenes de datos
Samos, J; Abelló Gamazo, Alberto; Oliva, M; Rodríguez González, María Elena; Saltor Soler, Félix Enrique; Sistac Planas, Jaume; Araque, F; Delgado, C; Garvi, E; Ruiz, E (Asociación de Técnicos de Informática, 1999-11)
Article
Accés obertEn este trabajo se presenta nuestra propuesta de creación de un prototipo de sistema cooperativo para la integración de fuentes heterogéneas de información y almacenes de datos en el cual se centran actualmente nuestras ... -
Suport als estudis d´informàtica a l'École Supérieure d'Informatique
Abelló Gamazo, Alberto (2007)
Pòster (projecte CCD)
Accés obert -
Suport i promoció de l'ESI a Burkina Faso 5a Edició
Abelló Gamazo, Alberto (2010)
Pòster (projecte CCD)
Accés obert