Research
Publications
Óscar García Lorenzo

Publications

Óscar García Lorenzo

2024
Assessing Intel OneAPI capabilities and cloud-performance for heterogeneous computing
Author/s: Silvia R. Alcaraz, Ruben Laso, Oscar G. Lorenzo, David L. Vilariño, Tomás F. Pena & Francisco F. Rivera
Article · The Journal of Supercomputing, 2024
Provisionally Ranked Q1
2022
CIMAR, NIMAR, and LMMA: Novel algorithms for thread and memory migrations in user space on NUMA systems using hardware counters
Author/s: Ruben Laso, Oscar G. Lorenzo, José C. Cabaleiro, Tomás F. Pena, Juan Ángel Lorenzo y Francisco F. Rivera
Article · Future Generation Computer Systems, 2022
Ranked Q1
2021
LBMA and IMAR2: Weighted lottery based migration strategies for NUMA multiprocessing servers
Author/s: R. Laso O. G. Lorenzo F. F. Rivera J. C. Cabaleiro T. F. Pena J. A. Lorenzo
Article · Concurrency and Computation: Practice and Experience, 2021
Ranked Q2
2020
A New Hardware Counters Based Thread Migration Strategy for NUMA Systems
Author/s: Oscar García Lorenzo, Rubén Laso Rodríguez, Tomás Fernández Pena, Jose Carlos Cabaleiro Domínguez, Francisco Fernández Rivera, Juan Ángel Lorenzo del Castillo
Book · A New Hardware Counters Based Thread Migration Strategy for NUMA Systems. Springer. 2020
2019
A new hardware counters based thread migration strategy for NUMA systems
Author/s: O. G. Lorenzo,T. F. Pena, J. C. Cabaleiro, F. F. Rivera, J. A. Lorenzo
Congress · 13th INTERNATIONAL CONFERENCE ON PARALLEL PROCESSING AND APPLIED MATHEMATICS. Bialystok, Polonia. 2019
Automatic Detection and Characterization of Power Lines and their Surroundings Using LiDAR Data
Author/s: M. Yermo, J. Martínez, O. G. Lorenzo, D. L. Vilariño, J. C. Cabaleiro, T. F. Pena, and F. F. Rivera
Congress · Geospatial Week 2019. Enschede, Paises Bajos. 2019
Procesamiento eficiente de nubes de puntos LiDAR aéreo para aplicaciones de caracterización del terreno
Author/s: Francisco F. Rivera, Oscar G. Lorenzo, Jorge Martínez, Miguel Yermo, David L. Vilariño, Tomás F. Pena, and José C. Cabaleiro
Congress · CivilDRON’19. Madrid, Spain. 2019
2018
Olivia: A Developer-Friendly "Open Lidar VIsualiser and Analyser" for Point Clouds with 3D Stereoscopic View
Author/s: Jorge Martínez; Oscar G. Lorenzo; David L. Vilariño; Tomás F. Pena; José C. Cabaleiro; Francisco F. Rivera
Article · IEEE Access, 2018
Ranked Q1
A tool for runtime analysis of performance and energy usage in NUMA systems
Author/s: M.L. Becoña, O.G. Lorenzo, T.F. Pena, J.C. Cabaleiro, F.F. Rivera, J.A. Lorenzo
Congress · 12th International Parallel Tools Workshop. Stuttgart, Alemania. 2018
2017
Caracterización de aplicaciones mediante información de contadores hardware en sistemas NUMA
Author/s: M.L. Becoña, O.G. Lorenzo, T.F. Pena, J.C. Cabaleiro, F.F. Rivera, J.A.L. del Castillo
Congress · Jornadas SARTECO 2017. Málaga, España. 2017
Landing sites detection using LiDAR data on manycore systems
Author/s: Lorenzo, Oscar G.; Martínez, Jorge; Vilariño, David L.; Pena, Tomás F.; Cabaleiro, José C.; Rivera, Francisco F.
Article · The Journal of Supercomputing, 2017
Ranked Q2
2016
Parallel landing sites detection using LiDAR data on manycore systems
Author/s: Lorenzo, Oscar G.; Martínez, Jorge; Vilariño, David L.; Pena, Tomás F.; Cabaleiro, José C.; Rivera, Francisco F.
Congress · 16th International Conference on Computational and Mathematical Methods in Science and Engineering. Rota, España. 2016
Hardware Counter Based Performance Analysis, Modelling, and Improvement through Thread Migration in NUMA Systems
Author/s: Óscar García Lorenzo · Tutor: José Carlos Cabaleiro Domínguez
Thesis · 2016-04-11
Download available
2015
Power and Energy Implications of the Number of Threads Used on the Intel Xeon Phi
Author/s: O. G. Lorenzo, T. F. Pena, J. C. Cabaleiro, J. C. Pichel, F. F. Rivera and D. S. Nikolopoulos
Congress · Segundas Jornadas de Programación Paralela Multicore y GPU. Cáceres, España. 2015
Power and Energy Implications of the Number of Threads Used on the Intel Xeon Phi
Author/s: O. G. Lorenzo, T. F. Pena, J. C. Cabaleiro, J. C. Pichel, F. F. Rivera and D. S. Nikolopoulos
Article · Annals of Multicore and GPU Programming, 2015
2014
3DyRM: a dynamic roofline model including memory latency information
Author/s: O. G. Lorenzo, T. F. Pena, J. C. Cabaleiro, J.C. Pichel and F. F. Rivera
Article · The Journal of Supercomputing, 2014
Ranked Q2
Multiobjective Optimization Technique Based on Monitoring Information to Increase the Performance of Thread Migration on Multicores
Author/s: O. G. Lorenzo, T. F. Pena, J. C. Cabaleiro, J. C. Pichel, and F. F. Rivera
Congress · IEEE International Conference on Cluster Computing. Madrid, Spain. 2014
Rated B in ICORERated A, Class 2 in GGS
Thread migration techniques based on dynamic Roofline models and latency information
Author/s: O.G. Lorenzo, T.F. Pena, J.C. Cabaleiro, J.C. Pichel, F.F. Rivera
Congress · XXV Jornadas de Paralelismo. Valladolid, España. 2014
A hardware counter-based toolkit for the analysis of memory accesses in SMPs
Author/s: O.G. Lorenzo, T.F. Pena, J.C. Cabaleiro, J.C. Pichel, J.A. Lorenzo and F.F. Rivera
Article · Concurrency and Computation: Practice and Experience, 2014
Ranked Q1
Using an extended Roofline Model to understand data and thread affinities on NUMA systems
Author/s: Oscar G. Lorenzo, Tomás F. Pena, José C. Cabaleiro, Juan C. Pichel, Francisco F. Rivera
Article · Annals of Multicore and GPU Programming, 2014
Study of data locality and thread affinity on multicore systems using the Roofline Model
Author/s: O. G. Lorenzo, T. F. Pena, J. C. Cabaleiro, J. C. Pichel, F. F. Rivera
Congress · I Jornadas de Programación Paralela Multicore y GPU. Granada, España. 2014
2013
Extensión del modelo Roofline y herramientas para su uso
Author/s: O.G. Lorenzo, T.F. Pena, J.C. Cabaleiro, J.C. Pichel, F.F. Rivera
Congress · XXIV Jornadas de Paralelismo. Madrid, Spain. 2013
DyRM: A Dynamic Roofline Model Based on Runtime Information
Author/s: O.G. Lorenzo , T.F. Pena , J.C. Cabaleiro , J.C. Pichel and F.F. Rivera
Congress · 2013 International Conference on Computational and Mathematical Methods in Science and Engineering. Almería, Spain. 2013
Download available
2012
Hardware Counters Based Analysis of Memory Accesses in SMPs
Author/s: Oscar G. Lorenzo, Tomás F. Pena, José C. Cabaleiro, Juan C. Pichel, Juan A. Lorenzo, Francisco F. Rivera
Congress · 10th IEEE International Symposium on Parallel and Distributed Processing with Applications. Leganés, Spain. 2012
Download available
2011
Herramientas para la monitorización de los accesos a memoria de códigos paralelos mediante contadores hardware
Author/s: Oscar G. Lorenzo, Juan A. Lorenzo, Dora B. Heras, Juan C. Pichel y Francisco F. Rivera
Congress · XXII Jornadas de Paralelismo. La Laguna, Spain. 2011
A Study of Memory Access Patterns in Irregular Parallel Codes Using Hardware Counter-Based Tools
Author/s: Oscar G. Lorenzo, Juan A. Lorenzo, José C. Cabaleiro, Dora B. Heras, Marcos Suarez, Juan C. Pichel
Congress · 2011 International Conference on Parallel and Distributed Processing Techniques and Applications. Las Vegas, USA. 2011