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Recent talks

Adaptive-precision algorithms for sparse linear algebra
By Enrique Quintana-Ortí
Place: OPRECOMP Summer School - Perugia
Date: 2018


Residual Replacement in Mixed-Precision Iterative Refinement for Sparse Linear Systems
By Enrique Quintana-Ortí
Place: ATCET Workshop - Frankfurt
Date: 2018


Adaptive-Precision Preconditioning for Sparse Linear System
By Enrique Quintana-Ortí
Place: SIAM PPSC , Tokyo
Date: 2018


Look-ahead in Dense Matrix Factorizations
By Enrique Quintana-Ortí
Place: University of Zagreb
Date: 2017


Energy Efficiency in Scientific Computing
By Enrique Quintana-Ortí
Place: KTH Summer School on Introduction to HPC. Stockholm
Date: 2016


On the Energy Costs of Fault Tolerance for Matrix Multiplication on Low-Power Multicore Architectures
By Enrique Quintana-Ortí
Place: Workshop on Parallel Programming for Resilience and Parallel Programming -- PP4REE
Date: 2016


Dealing with Asymmetry for Performance and Energy Efficiency in ARM big.LITTLE architectures
By Enrique Quintana-Ortí
Place: HiPEAC 2016, Prague (Czech Republic)
Date: 2016


Adaptive Precision Solvers for Sparse Linear Systems
By Enrique Quintana-Ortí
Place: E2SC 2015, Austin
Date: 2015


Harnessing CUDA Dynamic Parallelism for the Solution of Sparse Linear Systems
By aliaga
Place: 2015PARCO, Edimburgo, Escocia, UK
Date: 2015


Performance and Fault Tolerance of Preconditioned Iterative Solvers on Low-Power ARM Architectures
By aliaga
Place: 2015PARCO_ERPP, Edimburgo, Escocia, UK
Date: 2015


Systematic fusion of CUDA kernels for iterative sparse linear systems
By Enrique Quintana-Ortí
Place: Euro-Par, Viena (Austria)
Date: 2015


Adding new Flavours to GEMM: ARM big.LITTLE Architectures and Fault Tolerance
By Enrique Quintana-Ortí
Place: Krakow, Poland
Date: 2015


Saving energy in sparse linear algebra operations
By Enrique Quintana-Ortí
Place: PACO, Magdeburg (Germany)
Date: 2015


Scalable RNA Sequencing on Clusters of Multicore Processors
By Enrique Quintana-Ortí
Place: ISPA, Helsinki (Finland)
Date: 2015


Exploiting Task-Parallelism on GPU Clusters via OmpSs and rCUDA Virtualization
By Enrique Quintana-Ortí
Place: ISPA, Helsinki (Finland)
Date: 2015


Investigating the Energy Efficiency of Iterative Sparse Linear System Solvers
By Enrique Quintana-Ortí
Place: ISC Workshops, Frankfurt (Germany)
Date: 2015


Data-flow Parallel Implementation with OmpSs of ILUPACK
By aliaga
Place: Lugano (Suiza)
Date: 2014


Tendencias y aplicaciones en supercomputación
By Enrique Quintana-Ortí
Place: Universidad Miguel Hernández de Elche
Date: 2014


Reformulated Conjugate Gradient for the Energy-Aware Solution of Linear Systems on GPUs
By aliaga
Place: Lyon, Francia
Date: 2013


Energy-Aware Linear Algebra
By Enrique Quintana-Ortí
Place: The University of Texas at Austin
Date: 2013


Un planificador de GPUs remotas para clusters HPC
By siserte
Place: Madrid
Date: 2013


Performance and Energy Analysis of the Iterative Solution of Sparse Linear Systems on Multicore and Manycore Architectures
By aliaga
Place: Varsovia
Date: 2013


Automatic Detection of Power Bottlenecks in Parallel Scientific Applications
By mbarreda
Place: EnaHPC-2013 Dresden (Alemania)
Date: 2013


Runtime Scheduling of the LU Factorization: Performance and Energy
By Enrique Quintana-Ortí
Place: EE-LSDS 2013, Energy Efficiency in Large Scale Distributed Systems conference, Viena (Austria)
Date: 2013


An Integrated Framework for Power-Performance Analysis of Parallel Scientific Workloads
By mbarreda
Place: Energy 2013 Lisboa
Date: 2013


Energy-Aware Dense and Sparse Linear Algebra
By Enrique Quintana-Ortí
Place: The University of Manchester
Date: 2013


Energy-aware Techniques and Models for Matrix Computations
By dolzm
Place: COST Action Meeting IC804/IC805, Cork (Ireland)
Date: 2012


Unleashing CPU-GPU acceleration for control theory applications
By Enrique Quintana-Ortí
Place: HeteroPAR 2012, Rhodes (Greece)
Date: 2012


Tools for Power and Energy Analysis of Parallel Scientific Applications
By dolzm
Place: ICPP 2012, Pittsburgh (USA)
Date: 2012


Modeling Power and Energy of the Task-Parallel Cholesky Factorization on Multicore Processors
By dolzm
Place: EnA-HPC 2012, Hamburg (Germany)
Date: 2012


Doing nothing to save energy in matrix computations
By Enrique Quintana-Ortí
Place: EnaHPC 2012, Hamburg
Date: 2012


Leveraging Task-Parallelism in Energy-Efficient ILU Preconditioners
By aliaga
Place: ICT-GLOW 2012, Vienna (Austria)
Date: 2012


Binding Performance and Power of Dense Linear Algebra Operations
By dolzm
Place: ISPA 2012, Leganés - Madrid
Date: 2012


Energy-aware dense and sparse linear algebra
By Enrique Quintana-Ortí
Place: PMAA 2012, London (UK)
Date: 2012


Energy-aware matrix computations on multi-core and many-core platforms
By Enrique Quintana-Ortí
Place: Universidad Complutense de Madrid
Date: 2012


Tools and Models for Power and Energy Analysis of Parallel Scientific Applications
By dolzm
Place: COST Action Meeting IC804/IC805, Poznan (Poland)
Date: 2012


HPC for RNA-Seq
By Enrique Quintana-Ortí
Place: HPC4NGS, Valencia
Date: 2012


Saving Energy in the LU Factorization with Partial Pivoting on Multi-Core Processors
By dolzm
Place: PDP 2012, Garching - Munich (Germany)
Date: 2012


Saving energy in sparse and dense linear algebra computations
By Enrique Quintana-Ortí
Place: SIAM Conf. on Parallel Processing in Scientific Computing -- SIAM PPSC, Savannah, USA
Date: 2012


A Flexible Simulator to Evaluate a Power Saving System for HPC Clusters
By dolzm
Place: GCM Workshop - Middleware 2011, Lisbon (Portugal)
Date: 2011


Impact of multi?core and many?core technology on dense linear algebra
By Enrique Quintana-Ortí
Place: NICONET meeting, Berlin
Date: 2011


DVFS-Control Techniques for Dense Linear Algebra Operations on Multi-Core Processors
By dolzm
Place: EnA-HPC 2011, Hamburg (Germany)
Date: 2011


Power-aware execution of sparse and dense linear algebra libraries
By Enrique Quintana-Ortí
Place: CECAM Workshops, Laussane (Switzerland)
Date: 2011


Parallelizing dense matrix factorizations on clusters of multicore processors using SMPSs
By Enrique Quintana-Ortí
Place: ParCo 2011, Ghent (Belgium)
Date: 2011


Analysis and optimization of power consumption in the iterative solution of sparse linear systems on multi-core and many-core platforms
By Enrique Quintana-Ortí
Place: PMP 2011, Orlando
Date: 2011


Improving Power Efficiency of Dense Linear Algebra Algorithms on Multi-Core Processors via Slack Control
By dolzm
Place: HPCS OPTIM 2011, Istanbul (Turkey)
Date: 2011


High Performance Matrix Inversion of SPD Matrices on Graphics Processors
By remon
Place: Istanbul
Date: 2011


EnergySaving Cluster experience in CETA-CIEMAT
By dolzm
Place: IBERGRID 2011, Santander (Spain)
Date: 2011


Easy programming of dense linear algebra operations on hybrid CPU-GPU platforms
By Enrique Quintana-Ortí
Place: INRIA Summer School on Toward petaflop simulation on parallel hybrid architectures
Date: 2011


High Performance Matrix Inversion on a Multi-core Platform with Several GPUs
By remon
Place: Ayia Napa
Date: 2011


Future Computer Needs in the Dense Linear Algebra Domain
By Enrique Quintana-Ortí
Place: CESGA HPCN 2010 - Santiago de Compostela
Date: 2010


Matrix Computations on GPUs, multiple GPUs and clusters of GPUs
By Francisco Igual Peña
Place: Austin, TX
Date: 2010


Optimization of Dense Linear Systems on Platforms with Multiple Hardware Accelerators
By Enrique Quintana-Ortí
Place: PUMPS Summer School, Barcelona (Spain)
Date: 2010


Retargeting PLAPACK to Clusters with Hardware Accelerators
By Francisco Igual Peña
Place: WEHA 2010 - Caen (France)
Date: 2010


Remote CUDA
By Enrique Quintana-Ortí
Place: BULL, Grenoble
Date: 2010


EnergySaving Cluster Roll: Power Saving System for Clusters
By jfernand
Place: Hannover (Germany)
Date: 2010


Unleashing the power of multi-GPU accelerators with FLAME
By Enrique Quintana-Ortí
Place: Seattle
Date: 2010


Introducción a la programación de GPUs con CUDA
By Francisco Igual Peña
Place: Valencia
Date: 2009


Using GPUs to Accelerate the Solution of Large-Scale Model Reduction Problems
By Francisco Igual Peña
Place: Herrslich (Germany)
Date: 2009


Use of superscalar techniques in the construction of linear algebra libraries for multi-core processors and GPUs
By Enrique Quintana-Ortí
Place: Lisbon
Date: 2009


Level-3 BLAS on a GPU: Picking the Low Hanging Fruit
By Francisco Igual Peña
Place: 7th International Conference of Numerical Analysis and Applied Mathematics, Crete (Greece)
Date: 2009


Técnicas Superescalares en la Construcción de Bibliotecas Numéricas para Procesadores Multinúcleo y GPUs
By Enrique Quintana-Ortí
Place: A Coruña
Date: 2009


Reduction to Condensed Forms for Symmetric Eigenvalue Problems on Multi-Core Architectures
By Francisco Igual Peña
Place: PPAM 2009 - Wroclaw (Poland)
Date: 2009


Out-of-Core computation of the QR factorization on multi-core processors
By Enrique Quintana-Ortí
Place: Euro-Par 2009, Delft (Holland)
Date: 2009


An Extension of the StarSs Programming Model for Platforms with Multiple GPUs
By Francisco Igual Peña
Place: Euro-Par 2009, Delft (Netherlands)
Date: 2009


Solving Large-Scale Dense Linear Systems on Desktop Computers
By Enrique Quintana-Ortí
Place: METNUM 2009, Barcelona (Spain)
Date: 2009


Solving large dense linear systems using multi-core processors
By Enrique Quintana-Ortí
Place: IPDPS 2009 (Rome, Italy)
Date: 2009


Fast Development of Dense Linear Algebra Codes on Graphics Processors
By Francisco Igual Peña
Place: IPDPS 2009 (Roma, Italy)
Date: 2009


Parallel Preconditioning of Linear Systems based on ILUPACK for Multithreaded Architectures
By martina
Place: SIAM CSE09 Conference Miami (Florida)
Date: 2009


Solving Dense Linear Systems on Platforms with Multiple Hardware Accelerators (by Robert A. van de Geijn)
By Francisco Igual Peña
Place: PPoPP09
Date: 2009


Técnicas matriciales en la paralelización de bibliotecas de computación matricial sobre procesadores multinúcleo y GPUs
By Enrique Quintana-Ortí
Place: Universidad de Santiago de Compostela
Date: 2009


Extending the StarSs programming model to platforms with multiple hardware accelerators
By Enrique Quintana-Ortí
Place: HiPEAC Systems Computing Week - Paris (France)
Date: 2008


Grupo de investigación High Performance Computing and Architectures de la UJI
By Enrique Quintana-Ortí
Place: ANACAP 2008 - Universidad Rey Juan Carlos (Madrid)
Date: 2008


FLAG/C: una API para computación matricial sobre GPUs
By Francisco Igual Peña
Place: ANACAP 2008 - Universidad Rey Juan Carlos (Madrid)
Date: 2008


BIPGPU: Una biblioteca optimizada para el procesamiento de imágenes biomédicas sobre procesadores gráficos
By Francisco Igual Peña
Place: XIX Jornadas de Paralelismo - Castellón
Date: 2008


Solving dense linear systems on platforms with multiple hardware accelerators
By Francisco Igual Peña
Place: XIX Jornadas de Paralelismo - Castellón
Date: 2008


Automatic development of linear algebra libraries for the Tesla series
By Enrique Quintana-Ortí
Place: NVISION 2008 - San Jose (USA)
Date: 2008


Solving Dense Linear Systems on Graphics Processors
By Francisco Igual Peña
Place: Euro-Par 2008 (Las Palmas, Spain)
Date: 2008


Design of scalable dense linear algebra libraries for multicore processors and multi-GPU platforms
By Enrique Quintana-Ortí
Place: Technische Universität Braunschweig
Date: 2008


Out-of-core solution of linear systems on graphics processors
By Francisco Igual Peña
Place: Paphos (Cyprus)
Date: 2008


Attaining high performance in general-purpose computations on current graphics processors
By Francisco Igual Peña
Place: Vecpar 2008 - Toulouse (France)
Date: 2008


¿Programación paralela? Aplicaciones para los procesadores multicore, NVIDIA GPUs, PlayStation 3 Cell,...
By Enrique Quintana-Ortí
Place: Universidad Politécnica de Valencia
Date: 2008


LAPACK-Style Codes for the QR Factorization of Banded Matrices
By remon
Place: PARA 2008
Date: 2008


An M-script API for parallel out-of-core linear algebra operations
By Enrique Quintana-Ortí
Place: 9th Workshop on State-of-the-Art in Scientific and Parallel Computing - Trondheim (Norway)
Date: 2008


Scheduling Strategies for Parallel Sparse Backward/Forward Substitution
By martina
Place: PARA'08 - Trondheim (Norway)
Date: 2008


Optimizing co-occurrence matrices on graphics processors using sparse representations
By Francisco Igual Peña
Place: PARA08 - Trondheim (Norway)
Date: 2008


FLAG@lab: an M-script API for Linear Algebra Operations on GPUs
By Francisco Igual Peña
Place: PARA08 - Trondheim (Norway)
Date: 2008


Evaluation and tuning of level 3 CUBLAS for graphics processors
By Enrique Quintana-Ortí
Place: 9th IEEE Int. Workshop on Parallel and Distributed Scientific and Engineering Computing - Miami
Date: 2008


Design of scalable dense linear algebra libraries for multithreaded architectures: the LU factorization
By Enrique Quintana-Ortí
Place: Workshop on Multi-Threaded Architectures and Applications - Miami
Date: 2008


Use of GPUs in Dense Linear Algebra
By Enrique Quintana-Ortí
Place: National Instruments - Austin (USA)
Date: 2008


Scheduling of QR Factorization algorithms on SMP and multi-core architectures
By Enrique Quintana-Ortí
Place: PDP'08, Toulouse (France)
Date: 2008


Design of scalable linear algebra libraries for multithreaded architectures: the LU factorization
By Enrique Quintana-Ortí
Place: MULTIPROG'08 - Göteborg (Sweden)
Date: 2008


Strategies for parallelizing the solution of rational matrix equations
By badia
Place: ParCo'07, Aachen-Julich (Germany)
Date: 2007


Parallelization of Multilevel Preconditioners Constructed from Inverse-Based ILUs on Shared-Memory Multiprocessors
By martina
Place: Parco'07 - Aachen/Jülich (Germany)
Date: 2007


Supermatrix out-of-order scheduling of matrix operations for SMP and multicore architectures
By Enrique Quintana-Ortí
Place: Murcia
Date: 2007


Performance analysis for clusters of symmetric multiprocessors
By badia
Place: Euromicro - PDP'07, Nápoles (Italy)
Date: 2007


High Performance Matrix Inversion of SPD Matrices on Graphics Processors
By remon
Place: Istanbl
Date: 2007


Balanced truncation model reduction of large and sparse generalized linear systems
By badia
Place: PMAA'06, Rennes (France)
Date: 2006


Parallel solution of large-scale and sparse generalized algebraic Riccati equations
By badia
Place: EuroPar'06, Dresde (Germany)
Date: 2006


Cholesky factorization of band matrices using multithreaded BLAS
By Enrique Quintana-Ortí
Place: PARA'06, Umea (Sweden)
Date: 2006


Specialized spectral division algorithms for generalized eigenproblems via the matrix disk function
By Enrique Quintana-Ortí
Place: PARA'06, Umea (Sweden)
Date: 2006


Parallelization of GSL on clusters of symmetric multiprocessors
By badia
Place: ParCo'05, Málaga (Spain)
Date: 2005


Parallel solution of large-scale algebraic Bernoulli equations with the matrix sign function method
By Enrique Quintana-Ortí
Place: HPSEC'05, Oslo (Norway)
Date: 2005


Parallel model reduction of large dynamical systems
By Enrique Quintana-Ortí
Place: ICES, UT-Austin, (USA)
Date: 2004


Rapid development of parallel high-performance OOC solvers for electromagnetics
By Enrique Quintana-Ortí
Place: PARA'04, Copenhagen (Denmark)
Date: 2004


Parallel model reduction of large linear descriptor systems via Balanced Truncation
By Enrique Quintana-Ortí
Place: VECPAR'04, Valencia (Spain)
Date: 2004


Parallel model reduction of large dynamical systems
By Enrique Quintana-Ortí
Place: PARA'04, Copenhagen (Denmark)
Date: 2004