CoCoUnit: An Energy-Efficient Processing Unit for Cognitive Computing

Omega-Test: A predictive early-Z culling to improve the graphics pipeline energy-efficiency

Author(s): David Corbalan-Navarro; Juan Luis Aragon; Marti Anglada; Enrique De Lucas; Joan-Manuel Parcerisa; Antonio Gonzalez
Published in: IEEE Transactions on Visualization and Computer Graphics, Issue 2021, 2021, Page(s) 1-13, ISSN 1077-2626
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tvcg.2021.3087863

Dynamic Sampling Rate: Harnessing Frame Coherence in Graphics Applications for Energy-Efficient GPUs

Author(s): M. Anglada, E. de Lucas, J.-M. Parcerisa, J.-L. Aragón, A. González
Published in: The Journal of Supercomputing, 2022, ISSN 0920-8542
Publisher: Kluwer Academic Publishers
DOI: 10.48550/arxiv.2202.10533

CGPA: Coarse-Grained Pruning of Activations for Energy-Efficient RNN Inference

Author(s): Marc Riera, Jose-Maria Arnau, Antonio Gonzalez
Published in: IEEE Micro, Issue 39/5, 2019, Page(s) 36-45, ISSN 0272-1732
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/mm.2019.2929742

E-BATCH: Energy-Efficient and High-Throughput RNN Batching

Author(s): Franyell Silfa, Jose Maria Arnau, Antonio González
Published in: ACM Transactions on Architecture and Code Optimization, Issue 1, 2022, Page(s) 1-23, ISSN 1544-3566
Publisher: Association for Computing Machinary, Inc.
DOI: 10.1145/3499757

Irregular Accesses Reorder Unit: Improving GPGPU Memory Coalescing for Graph-Based Workloads

Author(s): A. Segura, J.-M. Arnau, A. González
Published in: The Journal of Supercomputing, Issue 2022, 2022, ISSN 0920-8542
Publisher: Kluwer Academic Publishers
DOI: 10.1007/s11227-022-04621-1

LAWS: Locality-AWare Scheme for Automatic Speech Recognition

Author(s): Reza Yazdani, Jose-Maria Arnau, Antonio Gonzalez
Published in: IEEE Transactions on Computers, Issue Volume: 69, Issue: 8, 2020, Page(s) 1-1, ISSN 0018-9340
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tc.2020.2991002

SHARP: An Adaptable, Energy-Efficient Accelerator for Recurrent Neural Networks

Author(s): Reza Yazdani, Olatunji Ruwase, Minjia Zhang, Yuxiong He, Jose-Maria Arnau, Antonio Gonzalez
Published in: ACM Transactions on Embedded Computing Systems, Issue 2022, 2023, ISSN 1539-9087
Publisher: Association for Computing Machinary, Inc.
DOI: 10.1145/3552513

LOCATOR: Low-power ORB accelerator for autonomous cars

Author(s): Raúl Taranco; José-Maria Arnau; Antonio González
Published in: Journal of Parallel and Distributed Computing, Issue 174, 2023, Page(s) 32-45, ISSN 0743-7315
Publisher: Academic Press
DOI: 10.1016/j.jpdc.2022.12.005

CREW: Computation Reuse and Efficient Weight Storage for Hardware-accelerated MLPs and RNNs

Author(s): Marc Riera, Jose-Maria Arnau, Antonio Gonzalez
Published in: Journal of Systems Architecture, Issue 2022, 2022, Page(s) 1-12, ISSN 1383-7621
Publisher: Elsevier BV
DOI: 10.1016/j.sysarc.2022.102604

Energy-Efficient Stream Compaction Through Filtering and Coalescing Accesses in GPGPU Memory Partitions

Author(s): Albert Segura; Jose-Maria Arnau; Antonio Gonzalez
Published in: IEEE Transactions on Computers, Issue 2021, 2021, Page(s) 1-12, ISSN 0018-9340
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tc.2021.3104749

A Survey of Near-Data Processing Architectures for Neural Networks

Author(s): M. Hassanpour, M. Riera and A. González
Published in: Machine Learning and Knowledge Extraction, 2022, Page(s) 66-102, ISSN 2504-4990
Publisher: MDPI
DOI: 10.48550/arxiv.2112.12630

Design and Evaluation of an Ultra Low-power Human-quality Speech Recognition System

Author(s): Dennis Pinto, Jose-María Arnau, Antonio González
Published in: ACM Transactions on Architecture and Code Optimization, Issue 17/4, 2020, Page(s) 1-19, ISSN 1544-3566
Publisher: Association for Computing Machinary, Inc.
DOI: 10.1145/3425604

Triangle Dropping: An Occluded-geometry Predictor for Energy-efficient Mobile GPUs

Author(s): David Corbalan, Juan Luis Aragón, Martí Anglada, Joan-Manel Parcerisa, Antonio González
Published in: ACM Transactions on Architecture and Code Optimization,, Issue Volume 9, issue 3, article 39, 2022, Page(s) 1-20, ISSN 1544-3566
Publisher: Association for Computing Machinary, Inc.
DOI: 10.1145/3527861

A Low-Power, High-Performance Speech Recognition Accelerator

Author(s): Reza Yazdani, Jose-Maria Arnau, Antonio Gonzalez
Published in: IEEE Transactions on Computers, Issue 68/12, 2019, Page(s) 1817-1831, ISSN 0018-9340
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tc.2019.2937075

DNN pruning with principal component analysis and connection importance estimation

Author(s): Marc Riera; Jose-Maria Arnau; Antonio González
Published in: Journal of systems architecture, Issue 2, 2022, Page(s) 1-11, ISSN 1383-7621
Publisher: Elsevier BV
DOI: 10.1016/j.sysarc.2021.102336

XFeatur: Hardware Feature Extraction for DNN Auto-tuning

Author(s): J. Acosta, A. Diavastos, A. González
Published in: Proceedings of the IEEE International Symposium on Performance Analysis of Systems and Software, 2022, Page(s) 132-134, ISBN 978-1-6654-5954-9
Publisher: IEEE
DOI: 10.1109/ispass55109.2022.00013

Simple Out of Order Core for GPGPUs

Author(s): Rodrigo Huerta; Jose-Maria Arnau; Antonio Gonzalez
Published in: Proceedings of the 15th Workshop on General Purpose Processing Using GPU, help in conjunction with 28th ACM SIGPLAN Annual Symposium on Principles and Practice of Parallel Processing, Issue 9, 2023, Page(s) 21-26, ISBN 979-8-4007-0776-6
Publisher: ACM
DOI: 10.1145/3589236.3589244

Exploiting Kernel Compression on BNNs

Author(s): F. Silfa, J.-M. Arnau and A. González
Published in: Proceedings of the Design Automation and Test Conference, 2023, Page(s) 1-6, ISBN 978-3-9819263-7-8
Publisher: IEEE
DOI: 10.23919/date56975.2023.10137052

QeiHan: An Energy-Efficient DNN Accelerator that Leverages Logarithmic Quantization in Near-Data Processing Architectures

Author(s): B. Khabbazan, M. Riera and A. González
Published in: Proceeding of the 32nd International Conference on Parallel Architectures and Compilation Techniques, 2023, Page(s) 325-326, ISBN 979-8-3503-4254-3
Publisher: IEEE
DOI: 10.48550/arxiv.2310.18181

K-D Bonsai: ISA-Extensions to Compress K-D Trees for Autonomous Driving Tasks

Author(s): P.H.E. Becker, J.-M. Arnau and A. González
Published in: Proceedings of the 50th International Symposium on Computer Architecture, 2023, Page(s) 275-287, ISBN 979-8-4007-0095-8
Publisher: ACM
DOI: 10.1145/3579371.3589055

Boosting LSTM Performance Through Dynamic Precision Selection

Author(s): Franyell Silfa; Jose-Maria Arnau; Antonio González
Published in: Proceedings of the IEEE International Conference on High Performance Computing, Data and Analytics, Issue 8, 2020, ISBN 978-1-6654-4650-1
Publisher: IEEE
DOI: 10.1109/hipc50609.2020.00046

Sliding Window Support for Image Processing in Autonomous Vehicles

Author(s): Taranco, J.-M- Arnau and A. González
Published in: Proceedings of the Workshop on Compute Platforms for Autonomous Vehicles, held in conjunction with the 55th IEEE/ACM International Symposium on Microarchitecture, 2022
Publisher: IEEE/ACM

Improving the energy efficiency of the graphics pipeline by reducing overshading

Author(s): D. Corbalán-Navarro, J.-L. Aragón, M. Anglada, E. de Lucas, J.-M. Parcerisa, A. González
Published in: Proceeding of the Jornadas Sarteco, 2021, Page(s) 125-134, ISBN 978-84-09-32487-3
Publisher: Jornadas Sarteco

Mojtaba Abaie, Jose Maria Arnau, Jordi Tubella and Antonio Gonzalez

Author(s): Lightweight Register File Caching in Collector Units for GPUs
Published in: Proceedings of the 15th Workshop on General Purpose Processing Using GPU, help in conjunction with 28th ACM SIGPLAN Annual Symposium on Principles and Practice of Parallel Processing, 2023, Page(s) 27-33, ISBN 979-8-4007-0776-6
Publisher: ACM
DOI: 10.1145/3589236.3589245

Boustrophedonic Frames: Quasi-Optimal L2 Caching for Textures in GPUs

Author(s): Diya Joseph, Juan Luis Aragon, Joan Manel Parcerisa and Antonio Gonzalez
Published in: Proceedings of the 32nd International Conference on Parallel Architectures and Compilation Techniques, 2023, Page(s) 124-136, ISBN 979-8-3503-4254-3
Publisher: IEEE
DOI: 10.1109/pact58117.2023.00019

A Low-Power Hardware Accelerator for ORB Feature Extraction in Self-Driving Cars

Author(s): Raúl Taranco; José-Maria Arnau; Antonio González
Published in: Proceedings of the 33rd International Symposium on Computer Architecture and High Performance Computing (SBAC-PAD), 2021, ISBN 978-1-6654-4301-2
Publisher: IEEE
DOI: 10.1109/sbac-pad53543.2021.00013

SLIDEX: Sliding Window Extension for Image Processing

Author(s): Raul Taranco, Jose Maria Arnau, Antonio Gonzalez
Published in: Proceeding of the 32nd International Conference on Parallel Architectures and Compilation Techniques, 2023, Page(s) 332-334, ISBN 979-8-3503-4254-3
Publisher: IEEE
DOI: 10.1109/pact58117.2023.00039

DTM-NUCA: Dynamic Texture Mapping-NUCA for Energy-Efficient Graphics Rendering

Author(s): D. Corbalán-Navarro, J.-L. Aragón, M.-M. Parcerisa and A. González
Published in: Proceedings of the 30th Euromicro International Conference on Parallel, Distributed and Network-based Processing, Issue 2022, 2022, Page(s) 144-151, ISBN 978-1-6654-6958-6
Publisher: IEEE
DOI: 10.1109/pdp55904.2022.00030

δLTA: Decoupling Camera Sampling from Processing to Avoid Redundant Computations in the Vision Pipeline

Author(s): Raúl Taranco; José-María Arnau; Antonio González
Published in: Proceedings of the 56th IEEE/ACM International Symposium on Microarchitecture, Issue 3, 2023, Page(s) 1029-1043, ISBN 979-8-4007-0329-4
Publisher: ACM
DOI: 10.1145/3613424.3614261

DTexL: Decoupled Raster Pipeline for Texture Locality

Author(s): Joseph, J.-L. Aragón, J.-M. Parcerisa and A. González
Published in: Proceedings of the 55th IEEE/ACM International Symposium on Microarchitecture, 2022, Page(s) 213-227
Publisher: IEEE
DOI: 10.1109/micro56248.2022.00028

TCOR: A Tile Cache with Optimal Replacement

Author(s): Diya Joseph, J.-L. Aragón, J.-M. Parcerisa and A. González
Published in: Proceedings of the 28th IEEE International Symposium on High-Performance Computer Architecture, 2022
Publisher: IEEE

MEGsim: A Novel Methodology for Efficient Simulation of Graphics Workloads in GPUs

Author(s): D. Corbalán-Navarro, J.-L. Aragón, A. González
Published in: Proceedings of the IEEE International Symposium on Performance Analysis of Systems and Software, 2022, Page(s) 69-78, ISBN 978-1-6654-5954-9
Publisher: IEEE
DOI: 10.1109/ispass55109.2022.00007

Analyzing and Improving Hardware Modeling of Accel-Sim

Author(s): R. Huerta, M. Abaie-Shoushtary and A. González
Published in: 1st Workshop on Computer Architecture Modeling and Simulation, held in conjunction with held in conjunction with the 56th IEEE/ACM International Symposium on Microarchitecture, 2023
Publisher: IEEE/ACM
DOI: 10.48550/arxiv.2401.10082

Neuron-Level Fuzzy Memoization in RNNs

Author(s): Franyell Silfa, Gem Dot, Jose-Maria Arnau, Antonio Gonzàlez
Published in: Proceedings of the 52nd Annual IEEE/ACM International Symposium on Microarchitecture, Issue 52, 2019, Page(s) 782-793, ISBN 9781450369381
Publisher: ACM
DOI: 10.1145/3352460.3358309

DNA-TEQ: An Adaptive Exponential Quantization of Tensors for DNN Inference

Author(s): B. Khabbazan, M. Riera, A. Gonzalez
Published in: 30th IEEE International Conference on High Performance Computing, Data and Analytics, 2023, ISSN 2640-0316
Publisher: IEEE
DOI: 10.48550/arxiv.2306.16430

Demystifying Power and Performance Bottlenecks in Autonomous Driving Systems

Author(s): Pedro H. E. Becker, Jose Maria Arnau, Antonio Gonzalez
Published in: 2020 IEEE International Symposium on Workload Characterization (IISWC), Issue 2020, 2020, Page(s) 205-215, ISBN 978-1-7281-7645-1
Publisher: IEEE
DOI: 10.1109/iiswc50251.2020.00028

Leveraging run-time feedback for efficient ASR acceleration

Author(s): Yazdani, Reza; Arnau Montañés, José María; González Colás, Antonio María
Published in: Proceedings of the 28th International Conference on Parallel Architectures and Compilation Techniques, Issue 2, 2019, Page(s) 462-463, ISBN 978-1-7281-3813-4
Publisher: IEEE
DOI: 10.1109/pact.2019.00046

A Programmable Accelerator for Streaming Automatic Speech Recognition on Edge Devices

Author(s): Daniel Pinto, José M Arnau, Antonio González
Published in: Proceedings of the 6th Workshop on Cognitive Architectures, 2022, Page(s) 1-3
Publisher: N.A.

Energy-Efficient Architectures for Recurrent Neural Networks

Author(s): Franyell Silfa, Jose Maria Arnau, Antonio Gonzalez
Published in: 2021
Publisher: Universitat Politècnica de Catalunya

High-Performance and Energy-Efficient Irregular Graph Processing on GPU Architectures

Author(s): Albert Segura, José María Arnau, Antonio González
Published in: 2021
Publisher: Universitat Politècnica de Catalunya

Exploiting Frame Coherence in Real-Time Rendering for Energy-Efficient GPUs

Author(s): Marti Anglada, Joan Manuel Parcerisa, Antonio González
Published in: 2021
Publisher: Universitat Politècnica de Cataunya

Low-Power Accelerators for Cognitive Computing

Author(s): Marc Riera, José Maria Arnau, Antonio González
Published in: 2020
Publisher: Universitat Politècnica de Catalunya

Diseño de GPUs Eficientes Energéticamente Explotando la Coherencia entre Fotogramas y Optimizando los Accesos a Memoria

Author(s): David Corbalan
Published in: 2023
Publisher: Universidad de Murcia

ASRPU: A Programmable Accelerator for Low-Power Automatic Speech Recognition

Author(s): Dennis Pinto, Jose-Marıa Arnau, Antonio Gonzalez
Published in: arXiv, 2022
Publisher: arXiv
DOI: 10.48550/arxiv.2202.04971

ReuseSense: With Great Reuse Comes Greater Efficiency; Effectively Employing Computation Reuse on General-Purpose CPUs

Author(s): GS, Nitesh Narayana; Ordoñez, Marc; Hari, Lokananda; Silfa, Franyell; González, Antonio
Published in: arXiv, Issue 2, 2023, ISSN 0000-0000
Publisher: N.A.
DOI: 10.48550/arxiv.2311.10487

Saving RNN Computations with a Neuron-Level Fuzzy Memoization Scheme

Author(s): Franyell Silfa, Jose-Maria Arnau, Antonio González
Published in: arXiv, 2022
Publisher: arXiv
DOI: 10.48550/arxiv.2202.06563

Exploiting Beam Search Confidence for Energy-Efficient Speech Recognition

Author(s): Pinto, Dennis; Arnau, Jose-María; González, Antonio
Published in: arXiv, Issue 2, 2021
Publisher: arXiv
DOI: 10.48550/arxiv.2101.09083

Mixture-of-Rookies: Saving DNN Computations by Predicting ReLU Outputs

Author(s): D. Pinto, J.-M. Arnau, A. González
Published in: arXiv, 2022
Publisher: arXiv
DOI: 10.48550/arxiv.2202.04990

Trends in Processor Architecture, Harnessing Performance Variability in Embedded and High Performance Many/Multi-Core Platforms – A Cross-Layer Approach

Author(s): Antonio González
Published in: Harnessing Performance Variability in Embedded and High Performance Many/Multi-Core Platforms – A Cross-Layer Approach, 2019, Page(s) 23-42, ISBN 978-3-319-91962-1
Publisher: Springer International Publishing
DOI: 10.1007/978-3-319-91962-1_2

Characterizing self-driving tasks in general-purpose architectures

Author(s): Exenberger Becker, Pedro Henrique; Arnau Montañés, José María; González Colás, Antonio María
Published in: Advanced Computer Architecture and Compilation for High-Performance Embedded Systems, Issue 2, 2021, Page(s) 117-120, ISBN 978-88-905806-8-0
Publisher: IEEE

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