Publicaciones

2019

Optimization of lateral interaction in accumulative computation on GPU-based platform
A. Bermúdez, F. Montero, M.T. López, A. Fernández, J.L. Sánchez
The Journal of Supercomputing, Vol. 75, n. 3, pp. 1670–1685, ISSN 0920-8542
Springer, March 2019

Constructing virtual 5-dimensional tori out of lower-dimensional network cards
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, J. Duato, H. Fröning
Journal on Concurrency and Computation: Practice and Experience, Vol. 31, n. 2, ISSN 1532-0626
Wiley-BlackWell, January 2019

2018

Silicon Photonic networks: Signal loss and power challenges
J.J. García-Castro, J.L. Sánchez, F.J. Alfaro
Journal on Concurrency and Computation: Practice and Experience, ISSN 1532-0626
Wiley-BlackWell, August 2018

TopGen: A Library to provide simulation tools with the modeling of interconnection network topologies
J.A. Villar, G.H. Maglione, J. Escudero, P.J. García, F.J. Alfaro, J.L. Sánchez, F.J. Quiles
In proceedings of the 16th International Conference on High Performance Computing & Simulation (HPCS)
IEEE Computer Society Press, pp. 452-459, ISBN 978-1-5386-7878-7
Orleans, Francia, July 17, 2018

Accelerating bioinspired lateral interaction in accumulative computation for real- time moving object detection with graphics processing units
J.L. Sánchez, M.T. López, J.M. Pastor, A.E. Delgado, A. Fernández
Natural Computing, pp. 1-16, ISSN 1567-7818
Springer, June 2018

A finite state machine approach to algorithmic Lateral Inhibition for real-time motion detection
M.T. López, A. Bermúdez, F. Montero, J.L. Sánchez, A. Fernández
Sensors, Vol. 18, n. 5, pp. 1-16, ISSN 1424-8220
MDPI, May 2018

Analyzing topology parameters for achieving energy-efficient k-ary n-cubes
F.J. Andújar, S. Coll, M. Alonso, J.M. Martínez, P. López, F.J. Alfaro, J.L. Sánchez, R. Martínez
In proceedings of the 4th IEEE International Workshop on High-Performance Interconnection Networks in the Exascale and Big-Data Era (HiPINEB), co-located with 25th IEEE International Symposium on High-Performance Computer Architecture (HPCA 2018)
IEEE Computer Society Press, pp. 24-31, ISBN 0-7695-6373-2
Viena, Austria, February 24, 2018

VEF3 Traces: Towards a Complete Framework for Modelling Network Workloads for Exascale Systems
J. Cano, F.J. Andújar, F.J. Alfaro, J.L. Sánchez
In proceedings of the 4th IEEE International Workshop on High-Performance Interconnection Networks in the Exascale and Big-Data Era (HiPINEB), co-located with 25th IEEE International Symposium on High-Performance Computer Architecture (HPCA 2018)
IEEE Computer Society Press, pp. 32-39, ISBN 0-7695-6373-2
Viena, Austria, February 24, 2018

2017

GPU-based exhaustive algorithms processing Knn queries
R.J. Barrientos, F. Millaguir, J.L. Sánchez, E. Arias
The Journal of Supercomputing, Vol. 73, n. 10, pp. 4611-4634, ISSN 0920-8542
Springer, October 2017

Diseño y evaluación de sistemas de interconexión basados en tecnología óptica integrada en silicio
J.J. García-Castro, F.J. Alfaro, J.L. Sánchez
XXVIII Jornadas de Paralelismo, September 2017

Design simulation tool for silicon integrated photonics towards exascale systems
J.J. García-Castro, F.J. Alfaro, J.L. Sánchez
In proceedings of the 10th Workshop on UnConventional High Performance Computing, co-located with 23rd International European Conference on Parallel and Distributed Computing (Euro-Par).
Lecture Notes in Computer Science, Springer-Verlag, Vol. 10659, pp. 715-724, ISBN. 978-3-319-75177-1
Santiago de Compostela, Spain, August 29, 2017

Applying search algorithms to obtain the optimal configuration of nDT torus nodes
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro
Journal on Concurrency and Computation: Practice and Experience. Vol. 29, n. 13, pp. , ISSN 1532-0626
Wiley-BlackWell, July 2017

Acceleration of moving object detection in bio-inspired computer vision
J.L. Sánchez, R. Viana, M.T. López, A. Fernández
In proceedings of the International Work-Conference on the Interplay Between Natural and Artificial Computation.
Lecture Notes in Computer Science, Springer-Verlag, Vol. 10338, pp. 364-373, ISBN 978-3-319-59772-0.
A Coruña, Spain, June 19-23, 2017

HidroMORE 2: An Optimized and Parallel Version of HidroMORE
R. Moreno, E. Arias, J. Garrido, J.L. Sánchez, D. Cazorla, J. González
In proceedings of the 8th International Conference on Information & Communication Systems (ICICS). IEEE, pp. 1-6, ISBN 978-1-5090-4243-2.
Irbid, Jordan, April 4-6, 2017

A case study on implementing virtual 5D torus networks using network components of lower dimensionality
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, H. Fröning
In proceedings of the 3rd IEEE International Workshop on High-Performance Interconnection Networks in the Exascale and Big-Data Era (HiPINEB), co-located with 24th IEEE International Symposium on High-Performance Computer Architecture (HPCA 2017)
IEEE Computer Society Press, pp. 9–16, ISBN 978-1-5090-6354-3
Austin, Texas, USA, February 5, 2017

An efficiency study of a pivot-based algorithm for similarity search on a heterogeneous platform
R. Uribe, E. Arias, D. Cazorla, J.L. Sánchez
The Journal of Supercomputing, Vol. 73, n. 1, pp. 384-401, ISSN 0920-8542
Springer, January 2017

 2016

An open-source family of tools to reproduce MPI-based workloads in interconnection network simulators
F.J. Andújar, J.A. Villar, F.J. Alfaro, J.L. Sánchez, J. Escudero
The Journal of Supercomputing. Vol. 72, n. 12, pp. 4601-4628, ISSN 0920-8542
Springer, December 2016

Adaptive routing for N-dimensional Twin torus
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, J. Duato
IEEE Transactions on Computers. Vol. 65, n. 12, pp. 3780-3786, ISSN 0018-9340.
IEEE Computer Society, December 2016

Pérdida de señal en redes on-chip ópticas
J. Cano, J.J. García-Castro, F.J. Alfaro, J.L. Sánchez
XXVII Jornadas de Paralelismo, September 2016

Optimizing a pivot-based algorithm for similarity search on a GPU-based platform
R. Uribe, E. Arias, D. Cazorla, J.L. Sánchez
In proceedings of the 16th International Conference on Computational and Mathematical Methods in Science and Engieneering (CMMSE). CMMSE, pp. 1262-1273, ISBN 978-84-608-6082-2.
Rota, Cádiz, Spain, July 4-8, 2016

 2015

N-dimensional Twin torus topology.
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro.
IEEE Transactions on Computers, Vol. 64, n. 10, pp. 2847-2861, IEEE Computer Society, ISSN 0718-3291, October 2015

PhotoNoCs: un simulador de redes ópticas para CMPs
J.J. García-Castro, F.J. Alfaro, J.L. Sánchez
XXVI Jornadas de Paralelismo, September 2015

VEF Traces: A framework for modelling MPI traffic in interconnection network simulators.
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, J. Escudero.
IEEE International Workshop on High-Performance Interconnection Networks in the Exascale and Big-Data Era (HiPINIB), co-located with 2015 IEEE International Conference on Cluster Computing (CLUSTER), pp. 841-848, IEEE Computer Society, ISBN 978-1-4673-6598-7, September 2015

Optimizing the configuration of combined high-radix switches.
J.A. Villar, F.J. Andújar, F.J. Alfaro, J.L. Sánchez, J. Duato.
The Journal of Supercomputing, Vol. 71, n. 7, pp. 2614-2643, Springer, ISSN 0920-8542, July 2015

 2014

Building 3D Torus using Low-Profile Expansion Cards.
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, J. Duato.
IEEE Transactions on Computers, Vol. 63, n. 11, pp. 2701-2715, IEEE Computer Society, ISSN 0718-3291, November 2014

Towards an efficient static scheduling scheme for delivering queries to heterogeneous clusters in the similarity search problem.
R. Uribe, D. Cazorla, E. Arias, J.L. Sánchez
The Journal of Supercomputing, Vol. 70, n. 2, pp. 527-540, Springer, ISSN 0920-8542, November 2014

Formalization and configuration methodology for high-radix combined switches.
J.A. Villar, F.J. Andújar, F.J. Alfaro, J.L. Sánchez, J. Duato.
The Journal of Supercomputing, Vol. 69, n. 3, pp. 1410-1444, Springer, ISSN 0920-8542, September 2014

Configuración óptima de la topología toro nDT
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, J. Duato
XXV Jornadas de Paralelismo, September 2014

Recalibrando secuencias de ADN mediante un pipeline basado en OpenMP
R. Moreno, D. Cazorla, E. Arias, J.L. Sánchez, I. Medina, J. Tárraga
XXV Jornadas de Paralelismo, September 2014

Optimal configuration for n-dimensional twin torus networks.
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, J. Duato.
IEEE 13th International Symposium on Network Computing and Applications (NCA), pp. 59-66, Springer, ISBN 978-1-4799-5393-6, August 2014

A Multicore/GPU heterogeneous system to accelerate the similarity search over metric structures.
R. Uribe, D. Cazorla, E. Arias, J.L. Sánchez.
Ingeniare. Revista chilena de ingeniería. 22 - 1, pp. 26 - 40, ISSN 0718-3291, January 2014.

Deadlock-free Routing Mechanism for 3D Twin Torus Networks.
F.J. Andújar, J.A. Villar, J.L. Sánchez, F.J. Alfaro, J. Duato.
Workshop on Interconnection Network Architectures: On-Chip, Multi-Chip (INA-OCMC), January 2014

 2013

A Handbook of High-Radix Switches. Formal Analysis, Configuration, and Evaluation.
J.A. Villar, J.L. Sánchez, F.J. Alfaro.
Scholar' Press, pp. 1-184, ISBN 978-3-639-51640-1, December 2013.

3D high definition video coding on a GPU-based heterogeneous system.
R. Rodríguez, J.L. Martínez, J. de Cock, G. Fernández, B. Pieters, J.L. Sánchez, J.M. Claver, R. Van de Walle.
Computers and Electrical Engineering, Vol. 39, n.8, pp. 2623-2637, Elsevier, ISSN 0045-7906, November 2013.

H.264AVC inter prediction on accelerator-based multi-core systems.
R. Rodríguez, J.L. Martínez, G. Fernández, J.L. Sánchez, J.M. Claver.
Multimedia Tools and Applications, Vol. 66, n. 3, pp. 361-381, ISSN 1573-7721, Springer,  October 2013.

Obtaining the optimal configuration of high-radix Combined switches.
J.A. Villar, F.J. Andújar, J.L. Sánchez, F.J. Alfaro, J.A. Gámez, J. Duato.
Journal of Parallel and Distributed Computing, Vol. 73, n. 9, pp. 1239-1250, Elsevier Science Publishers, North-Holland, ISSN 0743-7315, September 2013.

Estudio de diferentes esquemas de planificación para el reparto de consultas en una plataforma heterogénea.
R. Uribe, D. Cazorla, E. Arias, J.L. Sánchez.
XXIV Jornadas de Paralelismo, September 2013.

Low delay H.264/AVC bidirectional inter prediction on a GPU.
R. Rodríguez, J.L. Martínez, J. de Cock, J.L. Sánchez, J.M. Claver, R. Van de Walle.
IEEE International Conference on Image Processing (ICIP), September 2013.

Reconfiguration, Virtualization, and Fault-Tolerance Support for NoCs.
F. Triviño, J.L. Sánchez, F.J. Alfaro.
Lambert Academic Publishing, pp. 1-195, ISBN 978-3-6594-2292-8, July 2013.

An approach to an efficient scheduling scheme for delivering queries to heterogeneous clusters in the similarity search problem.
R. Uribe, D. Cazorla, E. Arias, J.L. Sánchez.
The 13th International Conference on Computational and Mathematical Methods in Science and Engieneering (CMMSE), June 2013.

A complete self-testing and self-configuring NoC infrastructure for cost-effective MPSoCs.
A. Ghiribaldi, D. Ludovici, F. Triviño, A. Astrano, J.L. Sánchez, M. Favalli, J. Flich, F.J. Alfaro, D. Bertozzi.
ACM Transactions on Embedded Computing Systems, Vol. 12, n. 4, ISSN 1539-9087, ACM, June 2013.

H.264AVC inter prediction for heterogeneous computing systems.
R. Rodríguez, J.L. Martínez, G. Fernández, J.M. Claver, J.L. Sánchez.
The Journal of Supercomputing, Vol. 64, n. 1, pp. 79-88, ISSN 1573-0484, Springer, April 2013.

Adapting hierarchical bidirectional inter prediction on a GPU-based platform for 2D and 3D H.264 video coding.
R. Rodríguez, J.L. Martínez, J. de Cock, G. Fernández, B. Pieters, J.L. Sánchez, J.M. Claver, R. Van de Walle.
Eurasip Journal on Advances in Signal Processing, Vol. 2013, n. 67, pp. 1-13. Springer, ISSN 1687-6180, April 2013.

H.264AVC inter prediction for heterogeneous computing systems.
R. Rodríguez, J.L. Martínez, G. Fernández, J.M. Claver, J.L. Sánchez.
The Journal of Supercomputing, Vol. 64, n. 1, pp. 79 - 88, Springer, ISSN 0920-8542, April 2013.

Analysing Metric Data Structures Thinking of an Efficient GPU Implementation.
R. Uribe, D. Cazorla, E. Arias, J.L. Sánchez.
IAENG Transactions on Engineering Technologies, Vol. 229, pp. 81 - 91, Springer, Lecture Notes in Electrical Engineering, ISBN 978-94-007-6189-6, April 2013.

An Integrated Solution for QoS Provision and Congestion Management in High-Performance Interconnection Networks using Deterministic Source-Based Routing.
J.A. Villar, P.J. García, F.J. Alfaro, J.L. Sánchez, F.J. Quiles.
The Journal of Supercomputing, Vol. 66, n. 1, pp. 284-304, ISSN 0920-8542, Springer, March 2013.

 2012

Una experiencia de coordinación docente en Ingeniería Informática.
A. Bermúdez, I. García, M.T. López, F. Montero, L. de la Ossa, J.M. Puerta, T. Rojo, J.L. Sánchez.
Revista de AENUI de investigación en Docencia Universitaria de la Informática (ReVisión), Vol. 5, n.2, ISSN 1989-1199, December 2012.

Optimizing H.264AVC interprediction on a GPU-based framework.
R. Rodríguez, J.L. Martínez, G. Fernández, J.L. Sánchez, J.M. Claver, P. Diaz.
Concurrency and Computation. Practice and Experience, Vol. 24, n.14, pp. 1607-1624. ISSN 1532-0634, John Wiley Sons, September 2012.

Acelerando la búsqueda por rango con un sistema híbrido de memoria compartida.
R. Uribe, D. Cazorla, E. Arias, J.L. Sánchez.
XXIII Jornadas de Paralelismo, September 2012.

OSR-Lite: Fast and Deadlock-Free NoC Reconfiguration Framework.
F. Triviño, A. Strano, J. Flich, D. Bertozzi, J.L. Sánchez, F.J. Alfaro.
XXIII Jornadas de Paralelismo, September 2012.

Una estructura métrica genérica para búsquedas por rango sobre una plataforma Multi-GPU.
R. Uribe, E. Arias, D. Cazorla, J.L. Sánchez.
XVII Jornadas de Ingeniería del Software y Bases de Datos, September 2012.

Improving the performance for the range search on metric-spaces using a Multi-GPU platform.
R. Uribe, E. Arias, J.L. Sánchez, D. Cazorla, P. Valero.
The 23rd International Conference on Database and Expert Systems Applications(DEXA), September 2012.

OSR-Lite: Fast and deadlock-free NoC reconfiguration framework.
A. Astrano, D. Bertozzi, F. Triviño, J.L. Sánchez, F.J. Alfaro, J. Flich.
The 12th International Conference on Embedded Computer Systems: Architectures, Modeling and Simulation(SAMOS), July 2012.

A fast GPU-based Motion Estimation algorithm for HD 3D video coding.
R. Rodríguez, J.L. Martínez, G. Fernández, J.L. Sánchez, J.M. Claver.
The 10th IEEE International Symposium on Parallel and Distributed Processing with Applications (ISPA), July 2012.

A comparative study of different metric structures: Thinking on GPU implementations.
R. Uribe, D. Cazorla, J.L. Sánchez, E. Arias.
The 6th World Congress on Engineering (WCE). International Conference of Computational Statistics and Datra Engineering (ICCSDE), July 2012.

Hardware implementation study of several new egress link scheduling algorithms.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
Journal of Parallel and Distributed Computing, Vol. 72, n.8, pp. 975-989, ISSN 0743-7315, Elsevier Science Publishers, North-Holland, August 2012.

Network-on-Chip virtualization in Chip-Multiprocessor systems.
F. Triviño, F.J. Alfaro, J.L. Sánchez, J. Flich.
Journal of Systems Architecture, Vol. 58, n. 3-4, pp. 126-139, ISSN 1383-7621, Elsevier Science Publishers, North-Holland, March 2012.

Exploring NoC virtualization alternatives in CMPs.
F. Triviño, J.L. Sánchez, F.J. Alfaro, J. Flich.
The 20th International Euromicro Conference on Parallel, Distributed and Network-based Processing (PDP), Frebruary 2012.

Optimal configuration of high-radix combined switches.
J.A. Villar, F.J. Andújar, J.L. Sánchez, F.J. Alfaro, J. Duato.
The 20th International Euromicro Conference on Parallel, Distributed and Network-based Processing (PDP), February 2012.

A fast GPU-based Motion Estimation algorithm for H.264/AVC.
R. Rodríguez, J.L. Martínez, G. Fernández, J.L. Sánchez, J.M. Claver.
The 18th International Conference in Multimedia Modeling (MMM 2012), January 2012.

 2011

A fast centralized computation routing algorithm for self-configuring NoC systems.
F. Triviño, F.J. Alfaro, J.L. Sánchez, J. Flich.
The 18th International Conference on High Performance Computing (HiPC), December 2011.

Reducing Complexity in H.264AVC Motion Estimation by using a GPU.
R. Rodríguez, J.L. Martínez, G. Fernández, J.M. Claver, J.L. Sánchez.
The 13th IEEE international workshop on multimedia signal processing (MMSP2011), October 2011.

Evaluación de una alternativa para aumentar el número de puertos de los conmutadores.
J.A. Villar, F.J. Andújar, J.L. Sánchez, F.J. Alfaro, J. Duato.
XXII Jornadas de Paralelismo, September 2011.

Acelerando las simulaciones de sistema completo usando Simics en sistemas multiprocesador.
S. González, F. Triviño, F.J. Andújar, J.L. Sánchez, F.J. Alfaro.
XXII Jornadas de Paralelismo, September 2011

Búsquedas por Similitud en Espacios Métricos sobre Plataformas Basadas en GPUs.
R. Uribe, P. Valero, E. Arias, J.L. Sánchez, D. Cazorla.
XXII Jornadas de Paralelismo, September 2011.

Implementación del algoritmo de registro no lineal DARTEL sobre una plataforma heterogénea.
P. Valero, J.L. Sánchez, E. Arias, D. Cazorla.
XXII Jornadas de Paralelismo, September 2011.

Reconfiguración de la NoC en la virtualización de CMPs.
F. Triviño, F.J. Alfaro, J.L. Sánchez, J. Flich, S. González.
XXII Jornadas de Paralelismo, September 2011.

C-Switches: Increasing Switch Radix with Current Integration Scale.
J.A. Villar, F.J. Andújar, J.L. Sánchez, F.J. Alfaro, J. Duato.
The 13th IEEE International Conference on High Performance Computing and Communications (HPCC), September 2011.

Evaluation of an Alternative for Increasing Switch Radix.
J.A. Villar, F.J. Andújar, J.L. Sánchez, F.J. Alfaro, J. Duato.
The 10th International Symposium on Network Computing and Applications(NCA), Cambridge, Massachusetts, August 2011.

NoC Reconfiguration for CMP Virtualization.
F. Triviño, F.J. Alfaro, J.L. Sánchez, J. Flich.
The 10th International Symposium on Network Computing and Applications (NCA), Cambridge, Massachusetts, August 2011.

Self-related traces: An alternative to full-system simulation for NoCs.
F. Triviño, F.J. Andújar, F.J. Alfaro, J.L. Sánchez.
The 2011 International Conference on High Performance Computing and Simulations (HPCS), July 2011.

Similarity search implementation for multi-core and many-core processors.
R. Uribe, P. Valero, E. Arias, J.L. Sánchez, D. Cazorla.
Workshop on Exploitation of Hardware Accelerators (WEHA), July 2011.

H.264AVC Full-pixel Motion Estimation for GPU Platforms.
R. Rodríguez, J.L. Martínez, G. Fernández, J.M. Claver, J.L. Sánchez.
The 11th International Conference on Computational and Mathematical Methods in Science and Engieneering (CMMSE 2011), June 2011.

A GPU-based implementation for range queries on Spaghettis data structure.
R. Uribe, P. Valero, E. Arias, J.L. Sánchez, D. Cazorla.
The 11th International Conference on Computational Science and Applications (ICCSA), June 2011.

A GPU-based implementation of the MRF algorithm in ITK package.
P. Valero, J.L. Sánchez, D. Cazorla, E. Arias.
The Journal of Supercomputing, Vol. 58, n. 3, pp. 403-410, ISSN: 0920-8542, Springer, March 2011.

Virtualizing Network-on-Chip Resources in Chip-Multiprocessors.
F. Triviño, F.J. Alfaro, J.L. Sánchez, J. Flich.
Microprocessors & Microsystems, Vol. 35, n. 2, pp. 230-245, ISSN: 0141-9331, Elsevier Science Publishers, March 2011.

 2010

Aceleración mediante GPUs del algoritmo de clasificación de imágenes del paquete ITK
P. Valero, E. Arias, J.L. Sánchez, D. Cazorla.
XXI Jornadas de Paralelismo, September 2010.

Evaluación de entornos de tráfico real de una arquitectura de conmutador con soporte para calidad de servicio y eliminación del HOL blocking.
J.A. Villar, A. Martínez, P.J. García, F.J. Alfaro, J.L. Sánchez, F.J. Quiles, J. Flich, J. Duato.
XXI Jornadas de Paralelismo, September 2010.

H.264AVC inter prediction in a heterogeneous computing system.
R. Rodríguez, J.L. Martínez, G. Fernández, J.L. Sánchez, J.M. Claver.
XXI Jornadas de Paralelismo, September 2010.

Virtualización de una NoC para chips multiprocesador.
F. Triviño, J.L. Sánchez, F.J. Alfaro, J. Flich.
XXI Jornadas de Paralelismo, September 2010.

A fast GPU-based implementation of a Superposition-Convolution algorithm.
S. Diez, D. Reinado, T. Cortina, D. Cazorla, J.L. Sánchez, S. Alonso, B. Ricós, R. González.
Journal of the European Society for Therapeutic Radiology and Oncology.96 - 1,pp. S479 - S480, ISSN 0167-8140, Elsevier, September 2010.

A GPU-based implementation of the Classification using Markov Ramdom Fields algorithm in the ITK package.
P. Valero, J.L. Sánchez, D. Cazorla, E. Arias.
The 10th International Conference on Computational and Mathematical Methods in Science and Engineering (CMMSE), June 2010

A GPU-based DVC to H.264AVC transcoder.
A. Corrales, R. Rodríguez, J.L. Martínez, G. Fernández, J.M. Claver, J.L. Sánchez.
The 5th International Conference on Hybrid Artificial Intelligence Systems (HAIS), June 2010

Computación de altas prestaciones con GPUs.
J.L. Sánchez, E. Arias.
XX Escuela de Verano de Informática, June 2010.

Providing QoS with the Deficit Table scheduler.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
IEEE Transactions Parallel and Distributed Systems. Vol.21, n.3, pp. 327-341, March 2010.

Effect of the CMP network on the PARSEC v2.1 Benchmark suite scalability.
F. Triviño, J.L. Sánchez, F.J. Alfaro.
In proceedings of the Fourth Workshop on Interconnection Network Architectures: On-Chip, Multi-Chip (INA-OCMC), January 2010.

Accelerating H.264 Inter Prediction in a GPU by using CUDA.
R. Rodríguez, J.L. Martínez, G. Fernández-Escribano, J.M. Claver, J.L. Sánchez.
In proceedings of the International Conference on Consumer Electronics (ICCE), January 2010.

 2009

Sistema integrado de simulación de NoCs.
F. Triviño, F.J. Andújar, A. Ros, J.L. Sánchez, F.J. Alfaro.
XX Jornadas de Paralelismo, en el III Congreso Español de Informática (CEDI), September 2009.

Interconexión de sistemas basados en HyperTransport.
J.A. Villar, F.J. Alfaro, J.L. Sánchez, J. Duato.
XX Jornadas de Paralelismo, en el III Congreso Español de Informática (CEDI), September 2009.

Hardware study of the SCFQ-CA and DRR-CA egress link schedulers.
J.M. Claver, R. Martínez, F.J. Alfaro, J.L. Sánchez.
XX Jornadas de Paralelismo, en el III Congreso Español de Informática (CEDI), September 2009.

Hardware implementation study of the Deficit Table egress link scheduling algorithm.
R. Martínez, F.J. Alfaro, J.L. Sánchez, J.M. Claver.
In proceedings of the 38th International Conference on Parallel Processing (ICPP). IEEE Computer Society Press, September 2009.

Hardware implementation study of the SCFQ-CA and DRR-CA scheduling algorithms.
R. Martínez, F.J. Alfaro, J.L. Sánchez, J.M. Claver.
In proceedings of the 14th International Euro-Par Conference. Lecture Notes in Computer Science, Ed. Springer-Verlag, Vol. 5704, pp. 1089-1100, ISSN: 0302-9743. Delft, Nehterlands, August 2009.

A new strategy to manage the InfiniBand arbitration tables.
F.J. Alfaro, J.L. Sánchez, J. Duato.
Journal of Parallel and Distributed Computing. Vol 69, n. 6, pp. 508-520, June 2009.

PGAS model for the implementation of scalable cluster systems.
J.A. Villar, F.J. Andújar, F.J. Alfaro, J.L. Sánchez, J. Duato.
First International Workshop on HyperTransport Research and Applications (WHTRA), February 2009.

A switch architecture guaranteeing QoS provision and HOL blocking elimination.
A. Martínez, P.J. García, F.J. Alfaro, J.L. Sánchez, J. Flich, F.J. Quiles, J. Duato.
IEEE Transactions on Parallel and Distributed Systems, Vol.20, n.1, pp. 13-24, January 2009.

 2008

Aceleración de la estimación de movimiento en la codificación H.264/AVC mediante GPUs.
R. Rodríguez, J.M. Claver, G. Fernández, A.J. Peña, J.L. Sánchez
Workshop Aplicaciones de Nuevas Arquitecturas de Consumo y Altas Prestaciones (ANACAP), November 2008.

A framework to provide quality of service over Advanced Switching.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
IEEE Transactions on Parallel and Distributed Systems, Vol.19, n.8, pp. 1111-1123, August 2008.

Efficient deadline-based QoS algorithms for high-performance networks.
A. Martínez, G. Apostolopoulos, F.J. Alfaro, J.L. Sánchez, J. Duato.
IEEE Transactions on Computers, Vol. 57, n. 7, pp. 928-939, July 2008.

 2007

A new cost-effective technique for QoS support in clusters.
A. Martínez, F.J. Alfaro, J.L. Sánchez, F.J. Quiles, J. Duato.
IEEE Transactions on Parallel and Distributed Systems, Vol.18, n.12, pp. 1714-1726, December 2007.

Integrating QoS provision and congestion management.
A. Martínez, P.J. García, F.J. Alfaro, J. Flich, J.L. Sánchez, F.J. Quiles, J. Duato.
XVIII Jornadas de Paralelismo, en el II Congreso Español de Informática (CEDI), September 2007.

Proporcionar QoS en HyperTransport.
J.A. Villar, F.J. Alfaro, J.L. Sánchez, J. Duato.
XVIII Jornadas de Paralelismo, en el II Congreso Español de Informática (CEDI), September 2007.

Integrated QoS provision and congestion management for interconnection networks
A. Martínez, P.J. García, F.J. Alfaro, J.L. Sánchez, J. Flich, F.J. Quiles, J. Duato.
13th International Euro-Par Conference (EuroPar), August 2007.

A formal model to manage the InfiniBand arbitration tables providing QoS.
F.J. Alfaro, J.L. Sánchez, M. Menduiña, J. Duato.
IEEE Transactions on Computers, Vol. 56, n. 8, pp. 1024-1039, August 2007.

A low-cost strategy to provide full QoS support in Advanced Switching networks.
A. Martínez, R. Martínez, F.J. Alfaro, J.L. Sánchez.
Journal of Systems Architecture, Vol. 53, n. 7, pp. 355-368, July 2007.

Deadline-based QoS for high-performance networks.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
International Parallel & Distributed Processing Symposium (IPDPS), March 2007.

Efficient switches with QoS support for clusters.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
IPDPS Workshop on Communication Architecture for Clusters (CAC), March 2007.

Comparing the latency performance of the DTable and DRR schedulers.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
IPDPS Workshop on Communication Architecture for Clusters (CAC), March 2007.

Providing full QoS with 2 VCs in high-speed switches.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
21th IEEE International Conference on Information Networking (ICOIN), January 2007.

 2006

Improving the flexibility of the deficit table scheduler.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
13th IEEE International Conference on High Performance Computing (HiPC), December 2006.

Towards efficient switches with QoS support.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
Posters of the 13th IEEE International Conference on High Performance Computing (HiPC), December 2006.

Studying several proposals for the adaption of the Dtable scheduler to Advanced Switching.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
International Symposium on Parallel and Distributed Processing Applications (ISPA), December 2006.

Evaluating several implementations for the AS minimum bandwidth egress link scheduler.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
International Conference on Computer Communications and Networks 2006 (ICCCN), October 2006.

QoS support for video transmission in high-speed interconnects.
A. Martínez, G. Apostolopoulos, F.J. Alfaro, J.L. Sánchez, J. Duato.
High Performance Computing and Communications Conference (HPCC), September 2006.

Towards a cost-effective interconnection network architecture with QoS and congestion management support.
A. Martínez, P.J. García, F.J. Alfaro, J. Flich, J.L. Sánchez, F.J. Quiles, J. Duato.
12th International Euro-Par Conference (EuroPar), September 2006.

Una arquitectura eficiente de red de interconexión con soporte de calidad de servicio y control de congestión.
A. Martínez, P.J. García, F.J. Alfaro, J. Flich, J.L. Sánchez, F.J. Quiles, J. Duato.
XVII Jornadas de Paralelismo, September 2006.

Comparación de las prestaciones de latencia de los algoritmos de planificación DTable y DRR.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
XVII Jornadas de Paralelismo, September 2006.

Decoupling the bandwidth and latency bounding for table-based schedulers.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
35th IEEE International Conference on Parallel Processing (ICPP), August 2006.

Implementing the Advanced Switching minimum bandwidth egress link scheduler.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
5th IEEE International Symposium on Network Computing and Applications (NCA), July 2006.

Full QoS support with 2 VCs for single-chip switches.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
5th IEEE International Symposium on Network Computing and Applications (NCA), July 2006.

Providing quality of service over Advanced Switching.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
International Conference on Parallel and Distributed Systems (ICPADS), July 2006.

Scalable low-cost QoS support for single-chip switches.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
International Conference on Parallel and Distributed Systems (ICPADS), July 2006.

QoS support in the context of virtual servers.
J.A. Villar, F.J. Alfaro, J.L. Sánchez, J. Duato.
14th EUROMICRO Conference on Parallel, Distributed and Network-based Processing, February 2006.

 2005


Providing full QoS support in clusters using only two VCs at the switches.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
12th IEEE International Conference on High Performance Computing (HiPC), December 2005.

A first approach to provide QoS in Advanced Switching.
R. Martínez, F.J. Alfaro, J.L. Sánchez, T. Skeie.
Posters of the 12th IEEE International Conference on High Performance Computing (HiPC), December 2005.

Reducción del número de canales virtuales para soportar calidad de servicio en clusters.
A. Martínez, F. J. Alfaro, J. L. Sánchez, J. Duato.
XVI Jornadas de Paralelismo, en el I Congreso Español de Informática (CEDI), September 2005.

Proporcionar calidad de servicio en Advanced Switching.
R. Martínez, F. J. Alfaro, J. L. Sánchez.
XVI Jornadas de Paralelismo, en el I Congreso Español de Informática (CEDI), September 2005.

Provisión de QoS en servidores de Internet en el contexto de múltiples Servidores Virtuales.
J. A. Villar, F. J. Alfaro, J. L. Sánchez, J. Duato.
XVI Jornadas de Paralelismo, en el I Congreso Español de Informática (CEDI), September 2005.

Estrategias innovadoras en la preparación de alumnos orientados a carreras científico-tecnológicas.
A. Martínez, C. Gil, J. Pinto, J. Suárez, J. L. Sánchez, F. J. Alfaro.
XII Jornadas para el Aprendizaje y la Enseñanza de las Matemáticas, July 2005.

Reducing the number of VCs for QoS support.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
Posters of the International Summer School on Advanced Computer Architecture and Compilation for Embedded Systems, July 2005.

Studying the influence of the InfiniBand packet size to guarantee QoS.
F.J. Alfaro, J.L. Sánchez.
10th IEEE Symposium on Computers and Communications (ISCC), June 2005.

Studying the effect of the design parameters on the interconnection network performance in NOWs.
R. Martínez, J.L. Sánchez, F.J. Alfaro, V. Chirivella, J. Flich
13th Euromicro Conference on Parallel, Distributed and Network-based Processing (PDP), January 2005.

 2004

QoS in InfiniBand subnetworks.
F.J. Alfaro, J.L. Sánchez, J. Duato.
IEEE Transactions on Parallel and Distributed Systems, Vol. 15, n. 9, pp. 810-823, September 2004.

Una propuesta para simplificar el diseño de conmutadores para redes multimedia.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
XV Jornadas de Paralelismo, September 2004.

Studying the effect of the design parameters on the interconnection network performance in NOWs.
R. Martínez, J.L. Sánchez, F.J. Alfaro, V. Chirivella, J. Flich.
XV Jornadas de Paralelismo, September 2004.

Tuning buffer size in InfiniBand to guarantee QoS.
F.J. Alfaro, J.L. Sánchez.
10th International Euro-Par Conference (EuroPar), August 2004.

A methodology to evaluate the effectiveness of traffic balancing algorithms.
J.E. Villalobos, J.L. Sánchez, J.A. Gámez, J.C. Sancho, A. Robles.
10th International Euro-Par Conference (EuroPar), August 2004.

An analysis of deadlock risk during centralized network mapping.
P.J. García, F.J. Quiles, F.J. Alfaro, J.L. Sánchez, J. Duato.
IASTED Parallel and Distributed Computing and Networks (PDCN), February 2004.

 2003


A new proposal to fill in the InfiniBand arbitration tables.
F.J. Alfaro, J.L. Sánchez, J. Duato.
International Conference on Parallel Processing (ICPP), October 2003.

Análisis del riesgo de interbloqueo durante la exploración de redes Myrinet.
P.J. García, F.J. Quiles, F.J. Alfaro, J.L. Sánchez, J. Duato.
XIV Jornadas de Paralelismo, September 2003.
 
Una nueva propuesta para proporcionar QoS en InfiniBand.
F.J. Alfaro, J.L. Sánchez, J. Duato.
XIV Jornadas de Paralelismo, September 2003.

Una metodología de evaluación de la eficacia de los algoritmos de distribución de rutas.
J.E. Villalobos, J.L. Sánchez, J.A. Gámez, J.C. Sancho, A. Robles.
XIV Jornadas de Paralelismo, September 2003.

Una propuesta para simplificar el diseño de encaminadores IP con QoS.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
XIV Jornadas de Paralelismo, September 2003.

Providing QoS in InfiniBand for regular and irregular topologies.
F.J. Alfaro, J.L. Sánchez, L. Orozco, J. Duato.
IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), May 2003.

 2002

QoS en redes InfiniBand.
F.J. Alfaro, J.L. Sánchez, J. Duato.
XIII Jornadas de Paralelismo, September 2002.

Performance evaluation of VBR traffic in InfiniBand.
F.J. Alfaro, J.L. Sánchez, L. Orozco, J. Duato.
Canadian Conference on Electrical and Computer Engineering (CCECE), May 2002.

Evaluation of alternative arbitration policies for Myrinet switches.
P.J. García, M.D. Mora, F.J. Alfaro, J.L. Sánchez, J. Flich.
IPDPS Workshop on Communication Architecture for Clusters (CAC), April 2002.

A strategy to manage time sensitive traffic in InfiniBand.
F.J. Alfaro, J.L. Sánchez, J. Duato.
IPDPS Workshop on Communication Architecture for Clusters (CAC), April 2002.

A strategy to compute the InfiniBand arbitration tables.
F.J. Alfaro, J.L. Sánchez, J. Duato, C.R. Das.
International Parallel and Distributed Processing Symposium (IPDPS), April 2002.

 1994-2001

A protocol for deadlock-free dynamic reconfiguration in high speed-local area networks.
R. Casado, A. Bermúdez, F.J. Quiles, J.L. Sánchez, J. Duato.
IEEE Transactions on Parallel and Distributed Systems, Vol. 12, n. 2, pp. 115-132, February 2001.

Another approach to reconfigurable networks: dynamic reconfiguration in wormhole networks.
J.L. Sánchez, J.M. García.
Journal of Systems Architecture, Vol. 46, pp. 873-888, August 2000.

QoS para aplicaciones de tiempo real en NOWs mediante reconfiguración dinámica.
F.J. Alfaro, A. Bermúdez, R. Casado, P.J. García, J. Duato, F.J. Quiles, J.L. Sánchez.
VIII Jornadas de Concurrencia, June 2000.

Extending dynamic reconfiguration to NOWs with adaptive routing.
A. Bermúdez, F.J. Alfaro, R. Casado, F.J. Quiles, J.L. Sánchez, J. Duato.
4th International Workshop on Communication, Architecture, and Applications for Network-Based Parallel Computing (CANPC), January 2000.

On the performance of up*/down* routing.
F.J. Alfaro, A. Bermúdez, R. Casado, F.J. Quiles, J.L. Sánchez, J. Duato.
4th International Workshop on Communication, Architecture, and Applications for Network-Based Parallel Computing (CANPC), January 2000.

Performance evaluation of dynamic reconfiguration in high-speed local area networks.
R. Casado, A. Bermúdez, F.J. Quiles, J.L. Sánchez, J. Duato.
6th International Symposium on High-Performance Computer Architecture (HPCA), January 2000.

Dynamic reconfiguration in high speed networks.
J. Duato, R. Casado, F.J. Quiles, J.L. Sánchez.
Chapter 10 in D. Avresky (Ed.), Dependable Network Computing
Kluwer Academic Publishers, Vol. 538, pp. 207-231, 1999.

Reconfiguración dinámica en NOWs: un paso hacia la garantía de servicio.
F.J. Alfaro, A. Bermúdez, R. Casado, P.J. García, J. Duato, F.J. Quiles, J.L. Sánchez.
X Jornadas de Paralelismo, September 1999.

Trazado de rayos en redes de estaciones de trabajo.
F.J. Alfaro, P. González, J.L. Sánchez.
I Jornadas de Informática Gráfica, September 1999.

An efficient load balancing for parallel ray tracing on heterogeneous workstation networks.
P. González, F. J. Alfaro, J.L. Sánchez.
International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA), June 1999.

Deadlock-free routing in irregular networks with dynamic reconfiguration.
R. Casado, F. J. Quiles, J.L. Sánchez, J. Duato.
Third International Workshop on Communication, Architecture, and Applications for Network-Based Parallel Computing (CANPC), January 1999.

Encaminamiento libre de bloqueos en redes irregulares dinámicamente reconfigurables.
R. Casado, F.J. Quiles, J.L. Sánchez, A. Garrido y J. Duato.
IX Jornadas de Paralelismo, September 1998.

Reconfigurable wormhole networks: a realistic approach.
J.L. Sánchez, J.M. García, F.J. Alfaro.
10th International Parallel Processing Symposium/Symposium on Parallel and Distributed Processing (IPPS/SPDP) Workshops, April 1998.

Using channel pipelining in reconfigurable interconnection networks.
J.L. Sánchez, J. Duato, J.M. García.
6th Euromicro Workshop on Parallel and Distributed Processing (PDP), January 1998.

Interconnection network behavior on a multicomputer in the parallelization of the MPEG coding algorithm. Wormhole vs packet switching.
T. Olivares, P. Cuenca, F.J. Quiles, A. Garrido, J.L. Sánchez, J. Duato.
4th International Conference on High Performance Computing (HiPC), December 1997.

A function to dynamic workload allocation in distributed applications.
F.J. Alfaro, J.A. Gallud, J.L. Sánchez.
Workshop on Recent Advances in Parallel Virtual Machine and Message Passing Interface (PVM/MPI), November 1997.

Codificación en paralelo de vídeo MPEG en un multicomputador. Análisis de la red de interconexión.
T. Olivares, P. Cuenca, F.J. Quiles, A. Garrido, J.L. Sánchez.
VIII Jornadas de Paralelismo, September 1997.

Pepe: A trace-driven simulator to evaluate reconfigurable multicomputer architectures.
J.M. García, J.L. Sánchez, P. González.
Third International Workshop on Industrial Computation and Optimization for Applied Parallel Computing (PARA), August 1996.

Implementación de una red reconfigurable en un sistema multinivel basado en transputers.
J.L. Sánchez, F.J. Alfaro, J.M. García.
II Jornadas de Informática, July 1996.

Improving the performance of parallel triangularization of a sparse matrix using a reconfigurable multicomputer.
J.L. Sánchez, J.M. García, J. Fernández.
Second International Workshop on Computations in Physics, Chemistry and Engineering Science for Applied Parallel Computing (PARA), August 1995.

Análisis del comportamiento de la reconfiguración dinámica de la red de interconexión.
J.L. Sánchez.
IV Escuela de Verano de Informática, June 1994.

Bases de datos distribuidas.
J.L. Sánchez.
I Escuela de Verano de Informática, June 1991.


 

 Informes técnicos

Metric data structures supported by heterogeneous systems.
R. Uribe, E. Arias, J.L. Sánchez, D. Cazorla.
DIAB-13-05-2, pp. 1-50, May 2013.

N-dimensional Twin torus networks.
F.J. Andujar, J.A. Villar, F.J. Alfaro, J.L. Sánchez, J. Duato.
DIAB-13-10-1 , pp. 1-35, October 2013.

An alternative for building high-radix switches: application for special traffic patterns.
J.A. Villar, F.J. Andujar, F.J. Alfaro, J.L. Sánchez, J. Duato.
DIAB-11-02-2 , pp. 1-85, February 2011.

Building 3D torus using low--profile expansion cards.
F.J. Andujar, J.A. Villar, F.J. Alfaro, J.L. Sánchez, J. Duato.
DIAB-11-02-3 , pp. 1-66, February 2011.

An alternative for building high-radix switches: formalization and configuration methodology.
J.A. Villar, F.J. Andujar, F.J. Alfaro, J.L. Sánchez, J. Duato.
DIAB-11-02-1 , pp. 1 - 66, February 2011.

Optimizing H.264/AVC inter prediction on a GPU-based framework.
R. Rodríguez, J.L. Martínez, G. Fernández, J.L. Sánchez, J.M. Claver.
DIAB-11-01-2 , pp. 1-22, January 2011.

A GPU-based implementation for range queries on spaghettis data structure.
R. Uribe, P. Valero, E. Arias, D. Cazorla, J.L. Sánchez.
DIAB-10-12-1, pp. 1-28, December 2010.

Hardware implementation study of several new egress link scheduling algorithms.
R. Martínez, F.J. Alfaro, J.L. Sánchez, J.M. Claver.
DIAB-08-07-1, pp.1-27, July 2008.

Improving the flexibility of the Deficit Table scheduler.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
DIAB-06-06-1, pp.1-24, June 2006.

Implementing the Advanced Switching Minimum Bandwidth egress link scheduler.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
DIAB-06-02-2, pp.1-22, February 2006.

Decoupling the bandwidth and latency bounding for table-based schedulers.
R. Martínez, F.J. Alfaro, J.L. Sánchez.
DIAB-06-02-1, pp.1-30, February 2006.

Providing QoS over Advanced Switching.
R. Martínez, F.J. Alfaro, J.L. Sánchez, T. Skeie.
DIAB-05-01-5, pp.1-46, January 2005.

A strategy to reduce the delay and implementation cost of QoS support in clusters.
A. Martínez, F.J. Alfaro, J.L. Sánchez, J. Duato.
DIAB-04-12-2, pp.1-56, December 2004.

Implementación y evaluación de un modelo de gestión de la tabla de arbitraje en InfiniBand.
J. Laborda, J.A. Villar, F.J. Alfaro, J.L. Sánchez.
DIAB-04-12-1, pp. 1-35, December 2004.

Evaluating the effectiveness of traffic balancing algorithms.
J.E. Villalobos, J.L. Sánchez, J.A. Gámez, J.C. Sancho, A. Robles.
DIAB-04-06-1, pp. 1-62, June 2004.

Formalizing the fill in of the InfiniBand arbitration tables.
F.J. Alfaro, J.L. Sánchez, J. Duato.
DIAB-03-02-35, pp. 1-62, September 2003.

A strategy to compute the InfiniBand arbitration tables.
F.J. Alfaro, J.L. Sánchez, J. Duato.
DIAB-01-02-20, pp. 1-39, February 2001.

An efficient protocol for dynamic reconfiguration in irregular networks.
R. Casado, F. J. Quiles, J.L. Sánchez, J. Duato.
DIAB-98-02-1, pp. 1-25, February 1998.

The advantages of reconfigurable multi-transputers architectures.
F.J. Alfaro, J.L. Sánchez, J.M. García.
DIS-TR-2-96, pp. 1-15, 1996.

Pepe: A trace-driven simulator to evaluate reconfigurable multicomputer architectures.
J.M. García, J.L. Sánchez, J. Duato, J. Fernández.
DIS-TR-2-95, pp. 1-13, 1995.

Estudio de la reconfiguración dinámica de la red. Evaluación de nuevas propuestas para mejorar su eficiencia.
J.L. Sánchez, J.M. García.
DIS-TR-13-94, pp. 1-29, 1994.