Enviaments recents

  • Multi-Objective Materialized View Selection in Data-Intensive Flows 

    Nadal Francesch, Sergi (Universitat Politècnica de Catalunya, 2015-09-04)
    Projecte Final de Màster Oficial
    Accés obert
    In this thesis we present Forge, a tool for automating multi-objective materialization of intermediate results in data-intensive flows, driven by a set of different quality objectives. We report initial evaluation results, ...
  • Entrepreneurial Business Intelligence Social Network 

    Ruvalcaba Medrano, Jose Ricardo (Universitat Politècnica de Catalunya, 2015-09-03)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
  • Cardinality Estimation in Shared-Nothing Parallel Dataflow Engines 

    Mendt Peters, Tamara Desiree (Universitat Politècnica de Catalunya, 2015-07-31)
    Projecte Final de Màster Oficial
    Accés obert
    Shared nothing parallel data ow systems aim to bridge the gap between MapReduce and RDBMSs by combining parallel execution of second order functions with operator based optimizations. In parallel systems, job latency ...
  • Metadata Management for Knowledge Discovery 

    Thavornun, Varunya (Universitat Politècnica de Catalunya, 2015-09)
    Projecte Final de Màster Oficial
    Accés obert
    We propose a comprehensive, generic and extensible metamodel to enable automated intelligent discovery assistant. Aiming at semantic-awareness, we present the metamodel as an RDF formalization. Moreover, we provide a ...
  • Representing ETL Flows with BPMN 2.0 

    Samota, Elena (Universitat Politècnica de Catalunya, 2015-09)
    Projecte Final de Màster Oficial
    Accés obert
  • Semi-Automatic Ontology Matching and Enrichment 

    Touma, Rizkallah (Universitat Politècnica de Catalunya, 2015-09)
    Projecte Final de Màster Oficial
    Accés obert
  • A systematic requirements engineering approach for decision support systems 

    Garcia Martinez, Stephany (Universitat Politècnica de Catalunya, 2014-09-05)
    Projecte Final de Màster Oficial
    Accés obert
    Decision Support Systems have emerged as a dominant technology capable to integrate heterogeneous sources into an analytical fashion to facilitate and provide a better decision-making process. Successful projects of Decision ...
  • Exploring Bandit Algorithms for Automatic Content Selection 

    Shi, Dai (Universitat Politècnica de Catalunya, 2014-07-04)
    Projecte Final de Màster Oficial
    Accés obert
    Multi-armed bandit (MAB) problem is derived from slot machines in the casino. It is about how a gambler could pull the arms in order to maximize total reward. In this sense, the gambler needs to decide which arm to explore ...
  • Optimization in KPIS report process 

    Jia, Wei (Universitat Politècnica de Catalunya, 2014-07-04)
    Projecte Final de Màster Oficial
    Accés restringit per acord de confidencialitat
  • Data Generation for the Simulation of Artifact-Centric Processes 

    Nakuçi, Emona (Universitat Politècnica de Catalunya, 2014-09-04)
    Projecte Final de Màster Oficial
    Accés obert
    Increasing need for application benchmarking and testing purposes requires large amounts of data. However, obtaining realistic data from the industry for testing purposes, is often impossible due to confidentiality issues ...
  • Metric learning applied for automatic large scale image classification 

    Sahilu, Sahilu Wendeson (Universitat Politècnica de Catalunya, 2014-09-05)
    Projecte Final de Màster Oficial
    Accés obert
    In the current Internet world, the numbers of digital images are growing exponentially. As a result, it is very tough to retrieve relevant objects for a given query point. For the past few years, researchers have been ...
  • Performance analysis and optimization of a distributed processing framework for data mining accelerated with graphics processing units 

    Leon Saiki, Edgar Isaac Hiroshi (Universitat Politècnica de Catalunya, 2014-09-05)
    Projecte Final de Màster Oficial
    Accés obert
    In this age, a huge amount of data is generated every day by human interactions with services. Discovering the patterns of these data are very important to take business decisions. Due to the size of this data, it requires ...

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