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  • A methodology for the evaluation of high response time on E-commerce users and sales

     Poggi Mastrokalo, Nicolas; Carrera Perez, David; Gavaldà Mestre, Ricard; Ayguade Parra, Eduard; Torres Viñals, Jordi
    Information systems frontiers
    Vol. 16, num. 5, p. 867-885
    DOI: 10.1007/s10796-012-9387-4
    Date of publication: 2014-11
    Journal article
  • Gestió i Anàlisi de Dades Complexes

     Balcazar Navarro, Jose Luis; Morrill, Glyn Verden; Castro Rabal, Jorge; Delgado Pin, Jordi; Sierra Santibañez, Maria Josefina; Arias Vicente, Marta; Arratia Quesada, Argimiro Alejandro; Baixeries i Juvillà, Jaume; Ferrer Cancho, Ramon; Valentin Fernandez Gallart, Jose Oriol; Hernandez Fernandez, Antonio; Larriba Pey, Josep; Perez Casany, Marta; Prat Perez, Arnau; Guisado Gamez, Joan; Martinez Palau, Xavier; Gavaldà Mestre, Ricard
    Competitive project
  • Improved Self-management of DataCenter Systems Applying Machine Learning  Open access

     Berral Garcia, Josep Lluis
    Universitat Politècnica de Catalunya
    Theses
  • The Architecture of a Churn Prediction System Based on Stream Mining

     De Balle Pigem, Borja; Casas Fernandez, Bernardino; Catarineu Morales, Alex; Gavaldà Mestre, Ricard; Manzano Macho, David
    Congrés Internacional de l’Associació Catalana d'Intel·ligència Artificial
    p. 157-166
    DOI: 10.3233/978-1-61499-320-9-157
    Presentation's date: 2013-10-24
    Presentation of work at congresses
  • An efficient closed frequent itemset miner for the MOA stream mining system

     Quadrana, Massimo; Bifet Figuerol, Albert Carles; Gavaldà Mestre, Ricard
    International Conference of the Catalan Association for Artificial Intelligence
    p. 203-212
    DOI: 10.3233/978-1-61499-320-9-203
    Presentation's date: 2013-10-24
    Presentation of work at congresses
  • Adaptively learning probabilistic deterministic automata from data streams

     De Balle Pigem, Borja; Castro Rabal, Jorge; Gavaldà Mestre, Ricard
    Machine learning
    p. 1-29
    DOI: 10.1007/s10994-013-5408-x
    Date of publication: 2013-10
    Journal article
  • Power-aware multi-data center management using machine learning  Open access

     Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    International Workshop on Power-aware Algorithms, Systems, and Architectures
    p. 858-867
    DOI: 10.1109/ICPP.2013.102
    Presentation's date: 2013-10-01
    Presentation of work at congresses
    Access to the full text
  • Learning Finite-State Machines: Statistical and Algorithmic Aspects  Open access

     De Balle Pigem, Borja
    Department of Computer Science, Universitat Politècnica de Catalunya
    Theses
  • Empowering automatic data-center management with machine learning

     Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    ACM Symposium on Applied Computing
    p. 170-172
    DOI: 10.1145/2480362.2480397
    Presentation's date: 2013-03-21
    Presentation of work at congresses
  • Learning probabilistic automata : a study in state distinguishability

     De Balle Pigem, Borja; Castro Rabal, Jorge; Gavaldà Mestre, Ricard
    Theoretical computer science
    Vol. 473, p. 46-60
    DOI: 10.1016/j.tcs.2012.10.009
    Date of publication: 2013-02-18
    Journal article
  • Online techniques for dealing with concept drift in process mining

     Carmona Vargas, Jose; Gavaldà Mestre, Ricard
    International Symposium on Intelligent Data Analysis
    p. 90-102
    DOI: 10.1007/978-3-642-34156-4_10
    Presentation's date: 2012-12-27
    Presentation of work at congresses
  • Bootstrapping and learning PDFA in data streams  Open access

     De Balle Pigem, Borja; Castro Rabal, Jorge; Gavaldà Mestre, Ricard
    International Conference on Grammatical Inference
    p. 34-48
    Presentation's date: 2012-09-07
    Presentation of work at congresses
    Access to the full text
  • Learning probability distributions generated by finite-state machines

     Castro Rabal, Jorge; Gavaldà Mestre, Ricard
    International Conference on Grammatical Inference
    Presentation's date: 2012-09-05
    Presentation of work at congresses
  • Applying trust metrics based on user interactions to recommendation in social networks

     Lumbreras, Alberto; Gavaldà Mestre, Ricard
    IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining
    p. 1159-1164
    DOI: 10.1109/ASONAM.2012.200
    Presentation's date: 2012-08
    Presentation of work at congresses
  • Toward energy-aware scheduling using machine learning

     Berral Garcia, Josep Lluis; Goiri Presa, Iñigo; Nou Castell, Ramon; Julià Massó, Ferran; Fitó Comellas, Josep Oriol; Guitart Fernández, Jordi; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    DOI: 10.1002/9781118342015.ch8
    Date of publication: 2012-07-30
    Book chapter
  • Best Student Paper ICGI 2012

     De Balle Pigem, Borja; Castro Rabal, Jorge; Gavaldà Mestre, Ricard
    Award or recognition
  • Energy-efficient and multifaceted resource management for profit-driven virtualized data centers

     Goiri, Iñigo; Berral Garcia, Josep Lluis; Fitó Comellas, Josep Oriol; Julià Massó, Ferran; Nou Castell, Ramon; Guitart Fernández, Jordi; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    Future generation computer systems
    Vol. 28, num. 5, p. 718-731
    DOI: 10.1016/j.future.2011.12.002
    Date of publication: 2012-05
    Journal article
  • MINERIA EN DATOS BIOLOGICOS Y SOCIALES: ALGORITMOS, TEORIA E IMPLEMENTACION

     Morrill, Glyn Verden; Quattoni, Ariadna Julieta; Arratia Quesada, Argimiro Alejandro; De Balle Pigem, Borja; Arias Vicente, Marta; Casas Fernandez, Bernardino; Bifet Figuerol, Albert Carles; Berral Garcia, Josep Lluis; Lopez Herrera, Josefina; Baixeries i Juvillà, Jaume; Delgado Pin, Jordi; Belanche Muñoz, Luis Antonio; Castro Rabal, Jorge; Lozano Bojados, Antoni; Ferrer Cancho, Ramon; Sierra Santibañez, Maria Josefina; Hernandez Fernandez, Antonio; Gavaldà Mestre, Ricard
    Competitive project
  • Optimal resource allocation in a virtualized software aging platform with software rejuvenation

     Alonso López, Javier; Goiri Presa, Iñigo; Guitart Fernández, Jordi; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    IEEE International Symposium on Software Reliability Engineering
    p. 250-259
    DOI: 10.1109/ISSRE.2011.30
    Presentation's date: 2011-11-29
    Presentation of work at congresses
  • XML Tree classification on evolving data streams

     Bifet Figuerol, Albert Carles; Gavaldà Mestre, Ricard
    DOI: 10.4018/978-1-61350-356-0
    Date of publication: 2011-11
    Book chapter
  • Detecting sentiment change in twitter streaming data  Open access

     Bifet Figuerol, Albert Carles; Holmes, Geoffrey; Pfahringer, Bernhard; Gavaldà Mestre, Ricard
    Workshop on Applications of Pattern Analysis
    p. 5-11
    Presentation's date: 2011-10-19
    Presentation of work at congresses
    Access to the full text
  • Adaptive scheduling on power-aware managed data-centers using machine learning

     Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    ACM/IEEE International Conference on Grid Computing
    p. 66-73
    DOI: 10.1109/Grid.2011.18
    Presentation's date: 2011-09-22
    Presentation of work at congresses
  • Non-intrusive estimation of QoS degradation impact on E-commerce user satisfaction

     Poggi Mastrokalo, Nicolas; Carrera Perez, David; Gavaldà Mestre, Ricard; Ayguade Parra, Eduard
    IEEE International Symposium on Network Computing and Applications
    p. 179-186
    DOI: 10.1109/NCA.2011.31
    Presentation's date: 2011-08-26
    Presentation of work at congresses
  • Mining frequent closed graphs on evolving data streams.

     Bifet Figuerol, Albert Carles; Holmes, Geoff; Pfahringer, Bernhard; Gavaldà Mestre, Ricard
    ACM SIGKDD International Conference on Knowledge Discovery and Data Mining
    p. 591-599
    DOI: 2020408.2020501
    Presentation's date: 2011-08
    Presentation of work at congresses
  • Learning read-constant polynomials of constant degree modulo composites

     Chattopadhyay, Arkadev; Gavaldà Mestre, Ricard; Hansen, Kristoffer Arnsfelt; Thérien, Denis
    International Computer Science Symposium in Russia
    p. 29-42
    DOI: 10.1007/978-3-642-20712-9_3
    Presentation's date: 2011-06-14
    Presentation of work at congresses
  • Organización del International Workshop on Social Web Mining

     Gavaldà Mestre, Ricard
    Competitive project
  • Proactive software rejuvenation solution for web enviroments on virtualized platforms

     Alonso López, Javier
    Department of Computer Architecture, Universitat Politècnica de Catalunya
    Theses
  • SalaboMiner: a biomedical literature mining tool for inferring the genetics of complex diseases

     Rib, Leonor; Gavaldà Mestre, Ricard; Soria, José Manuel; Buil, Alfonso
    International Conference on Bioinformatics Models, Methods and Algorithms
    p. 143-148
    Presentation's date: 2011-01-26
    Presentation of work at congresses
  • Mining frequent closed trees in evolving data streams

     Bifet Figuerol, Albert Carles; Gavaldà Mestre, Ricard
    Intelligent data analysis
    Vol. 15, num. 1, p. 29-48
    DOI: 10.3233/IDA-2010-0454
    Date of publication: 2011
    Journal article
  • Characterization of workload and resource consumption for an online travel and booking site

     Poggi Mastrokalo, Nicolas; Carrera Perez, David; Gavaldà Mestre, Ricard; Torres Viñals, Jordi; Ayguade Parra, Eduard
    IEEE International Symposium on Workload Characterization
    p. 1-10
    DOI: 10.1109/IISWC.2010.5649408
    Presentation's date: 2010-12-02
    Presentation of work at congresses
  • An integer linear programming representation for data-center power-aware management  Open access

     Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    Date: 2010-11-12
    Report
    Access to the full text
  • A lower bound for learning distributions generated by probabilistic automata  Open access

     De Balle Pigem, Borja; Castro Rabal, Jorge; Gavaldà Mestre, Ricard
    International Conference on Algorithmic Learning Theory
    p. 179-193
    DOI: 10.1007/978-3-642-16108-7_17
    Presentation's date: 2010-10-07
    Presentation of work at congresses
    Access to the full text
  • Learning PDFA with asynchronous transitions  Open access

     De Balle Pigem, Borja; Castro Rabal, Jorge; Gavaldà Mestre, Ricard
    International Conference on Grammatical Inference
    p. 271-275
    DOI: 10.1007/978-3-642-15488-1_24
    Presentation's date: 2010-09-14
    Presentation of work at congresses
    Access to the full text
  • Introduction to programming

     Cortadella Fortuny, Jordi; Gavaldà Mestre, Ricard; Orejas Valdes, Fernando
    Date: 2010-09-01
    Report
  • European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases 2010

     Arias Vicente, Marta; Berral Garcia, Josep Lluis; Quattoni, Ariadna Julieta; De Balle Pigem, Borja; Casas Fernandez, Bernardino; Bifet Figuerol, Albert Carles; Balcazar Navarro, Jose Luis; Gavaldà Mestre, Ricard
    Competitive project
  • Adaptive on-line software aging prediction based on machine learning  Open access

     Alonso López, Javier; Torres Viñals, Jordi; Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard
    IEEE/IFIP International Conference on Dependable Systems and Networks
    p. 507-516
    DOI: 10.1109/DSN.2010.5544275
    Presentation's date: 2010-07-28
    Presentation of work at congresses
    Access to the full text
  • J2EE instrumentation for software aging root cause application component determination with AspectJ  Open access

     Alonso López, Javier; Torres Viñals, Jordi; Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard
    IEEE Workshop on Dependable Parallel, Distributed and Network-Centric System
    p. 1-8
    DOI: 10.1109/IPDPSW.2010.5470857
    Presentation's date: 2010-04-23
    Presentation of work at congresses
    Access to the full text
  • Towards energy-aware scheduling in data centers using machine learning  Open access

     Berral Garcia, Josep Lluis; Goiri Presa, Iñigo; Nou Castell, Ramon; Julià, Ferran; Guitart Fernández, Jordi; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    International Conference on Energy-Efficient Computing and Networking
    p. 215-224
    Presentation's date: 2010-04-15
    Presentation of work at congresses
    Access to the full text
  • Organización de los congresos ECML/PKDD'10

     Balcazar Navarro, Jose Luis; Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard; Carreras Perez, Xavier; Casas Fernandez, Bernardino; Bifet Figuerol, Albert Carles; Quattoni, Ariadna Julieta; De Balle Pigem, Borja; Arias Vicente, Marta
    Competitive project
  • SalamboMiner: a literature database mining tool based on bayesian networks

     Buil Calvo, José Antonio; Rib, Leonor; Soria, José Manuel; Gavaldà Mestre, Ricard
    Genetic epidemiology
    Vol. 33, num. 8, p. 806-807
    DOI: 10.1002/gepi.20463
    Date of publication: 2009-12
    Journal article
  • Improving adaptive bagging methods for evolving data streams

     Bifet Figuerol, Albert Carles; Holmes, Geoffrey; Pfahringer, Bernhard; Gavaldà Mestre, Ricard
    Asian Conference on Machine Learning
    p. 23-37
    DOI: 10.1007/978-3-642-05224-8_4
    Presentation's date: 2009-11-02
    Presentation of work at congresses
  • Conference chair

     Gavaldà Mestre, Ricard
    20th International Conference on Algorithmic Learning Theory (ALT'09)
    Presentation's date: 2009-10-01
    Presentation of work at congresses
  • Algorithmic learning theory

     Gavaldà Mestre, Ricard
    Vol. 5809 LNAI
    Collaboration in journals
  • Adaptive learning from evolving data streams

     Bifet Figuerol, Albert Carles; Gavaldà Mestre, Ricard
    International Symposium on Intelligent Data Analysis
    p. 249-260
    DOI: 10.1007/978-3-642-03915-7_22
    Presentation's date: 2009-09-01
    Presentation of work at congresses
  • LARCA

     Lopez Herrera, Josefina; Castro Rabal, Jorge; Bifet Figuerol, Albert Carles; Delgado Pin, Jordi; Morrill, Glyn Verden; Balcazar Navarro, Jose Luis; Sierra Santibañez, Maria Josefina; Baixeries i Juvillà, Jaume; Arias Vicente, Marta; Berral Garcia, Josep Lluis; Quattoni, Ariadna Julieta; Arratia Quesada, Argimiro Alejandro; De Balle Pigem, Borja; Gavaldà Mestre, Ricard
    Competitive project
  • Self-adaptive utility-based web session management

     Poggi Mastrokalo, Nicolas; Moreno, Toni; Berral Garcia, Josep Lluis; Gavaldà Mestre, Ricard; Torres Viñals, Jordi
    Computer networks
    Vol. 53, num. 10, p. 1712-1721
    DOI: 10.1016/j.comnet.2008.08.022
    Date of publication: 2009-07
    Journal article
  • Comité de programa del "Grid Meets Autonomic Computing" Workshop (GMAC'09)

     Gavaldà Mestre, Ricard
    6th IEEE Intl. Conference on Autonomic Computing (ICAC'09)
    Presentation's date: 2009-06-01
    Presentation of work at congresses
  • Adaptive Learning and Mining for Data Streams and Frequent Patterns.

     Bifet Figuerol, Albert Carles
    Department of Computer Science, Universitat Politècnica de Catalunya
    Theses
  • Predicting web server crashes: a case study in comparing prediction algorithms  Open access

     Alonso López, Javier; Torres Viñals, Jordi; Gavaldà Mestre, Ricard
    International Conference on Autonomic and Autonomous Systems
    p. 264-269
    DOI: 10.1109/ICAS.2009.56
    Presentation's date: 2009-04-20
    Presentation of work at congresses
    Access to the full text
  • Predicting web serves crashes: a case study in comparing prediction algorithms

     Gavaldà Mestre, Ricard
    International Conference on Autonomic and Autonomous Systems
    Presentation's date: 2009-04-20
    Presentation of work at congresses