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We present GIGA-Lens: a gradient-informed, GPU-accelerated Bayesian framework for modeling strong gravitational lensing systems, implemented in TensorFlow and JAX. The three components, optimization using multi-start gradient descent,…

Instrumentation and Methods for Astrophysics · Physics 2022-08-16 A. Gu , X. Huang , W. Sheu , G. Aldering , A. S. Bolton , K. Boone , A. Dey , A. Filipp , E. Jullo , S. Perlmutter , D. Rubin , E. F. Schlafly , D. J. Schlegel , Y. Shu , S. H. Suyu

We report the first CUDA graphics-processing-unit (GPU) implementation of the polymer field-theoretic simulation framework for determining fully fluctuating expectation values of equilibrium properties for periodic and select aperiodic…

Computational Physics · Physics 2015-06-04 Kris T. Delaney , Glenn H. Fredrickson

As a dedicated solar radio interferometer, the MingantU SpEctral RadioHeliograph (MUSER) generates massive observational data in the frequency range of 400 MHz -- 15 GHz. High-performance imaging forms a significantly important aspect of…

Instrumentation and Methods for Astrophysics · Physics 2017-12-21 Ying Mei , Feng Wang , Wei Wang , Lin-jie Chen , Ying-bo Liu , Hui Deng , Wei Dai , Cui-yin Liu , Yi-hua Yan

Early hardware limitations of GPU (lack of synchronization primitives and limited memory caching mechanisms) can make GPU-based computation inefficient. Now Bio-technologies bring more chances to Bioinformatics and Biological Engineering.…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-10-29 YuKun Zhong , BaoQiu Wang , JianBiao Lin , Chen Tao , Che Nian , Xie Wen

In this article we discuss our implementation of a polyphase filter for real-time data processing in radio astronomy. We describe in detail our implementation of the polyphase filter algorithm and its behaviour on three generations of…

Instrumentation and Methods for Astrophysics · Physics 2016-04-22 Karel Adámek , Jan Novotný , Wes Armour

Graphics Processing Units (GPUs) are high performance co-processors originally intended to improve the use and quality of computer graphics applications. Once, researchers and practitioners noticed the potential of using GPU for general…

Numerical Analysis · Computer Science 2016-07-12 K. Parand , Saeed Zafarvahedian , Sayyed A. Hossayni

Graphics Processing Units (GPUs) are currently the dominating programmable architecture for Deep Learning (DL) accelerators. The adoption of Field Programmable Gate Arrays (FPGAs) in DL accelerators is however getting momentum. In this…

Hardware Architecture · Computer Science 2021-02-03 Walther Carballo-Hernández , Maxime Pelcat , François Berry

This paper presents the design and evaluation of a GPU-accelerated inference pipeline for transformer models using NVIDIA TensorRT with mixed-precision optimization. We evaluate BERT-base (110M parameters) and GPT-2 (124M parameters) across…

Machine Learning · Computer Science 2026-03-31 Soutrik Mukherjee , Sangwhan Cha

The simulation of the two-dimensional Ising model is used as a benchmark to show the computational capabilities of Graphic Processing Units (GPUs). The rich programming environment now available on GPUs and flexible hardware capabilities…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-08-26 Joshua Romero , Mauro Bisson , Massimiliano Fatica , Massimo Bernaschi

High-performance GPU-accelerated particle filter methods are critical for object detection applications, ranging from autonomous driving, robot localization, to time-series prediction. In this work, we investigate the design, development…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-03 Gabin Schieffer , Nattawat Pornthisan , Daniel Araújo de Medeiros , Stefano Markidis , Jacob Wahlgren , Ivy Peng

We describe a GPU-enabled approach for real-time optical frequency comb spectroscopy in which data is recorded, Fourier transformed, normalized, and fit at data rates up to 2.2 GB/s. As an initial demonstration we have applied this approach…

Instrumentation and Detectors · Physics 2023-07-26 Sean M. Bresler , David A. Long , Benjamin J. Reschovsky , Yiliang. Bao , Thomas W. LeBrun

In recent years, it has become increasingly common for high performance computers (HPC) to possess some level of heterogeneous architecture - typically in the form of GPU accelerators. In some machines these are isolated within a dedicated…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-10-19 I. Zacharoudiou , J. W. S. McCullough , P. V. Coveney

High-throughput physics experiments require efficient and increasingly complex real-time processing. This paper presents a modular, software-defined platform combining high-bandwidth PCIe digitizers with consumer GPUs to achieve continuous,…

Instrumentation and Detectors · Physics 2026-05-12 Toma-Stefan Cezar , Marios Maroudas , Dieter Horns

An existing hybrid MPI-OpenMP scheme is augmented with a CUDA-based fine grain parallelization approach for multidimensional distributed Fourier transforms, in a well-characterized pseudospectral fluid turbulence code. Basics of the hybrid…

Computational Physics · Physics 2018-08-07 Duane Rosenberg , Pablo D. Mininni , Raghu Reddy , Annick Pouquet

We propose a GPU-accelerated distributed optimization algorithm for controlling multi-phase optimal power flow in active distribution systems with dynamically changing topologies. To handle varying network configurations and enable…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-01-15 Minseok Ryu , Geunyeong Byeon , Kibaek Kim

While beam search improves speech recognition quality over greedy decoding, standard implementations are slow, often sequential, and CPU-bound. To fully leverage modern hardware capabilities, we present a novel open-source FlexCTC toolkit…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-14 Lilit Grigoryan , Vladimir Bataev , Nikolay Karpov , Andrei Andrusenko , Vitaly Lavrukhin , Boris Ginsburg

We investigate GPU-based parallelization of Iterative-Deepening A* (IDA*). We show that straightforward thread-based parallelization techniques which were previously proposed for massively parallel SIMD processors perform poorly due to warp…

Artificial Intelligence · Computer Science 2017-05-09 Satoru Horie , Alex Fukunaga

In the next decade, the demands for computing in large scientific experiments are expected to grow tremendously. During the same time period, CPU performance increases will be limited. At the CERN Large Hadron Collider (LHC), these two…

General-purpose computing on graphics processing units (GPGPU) has recently gained considerable attention in various domains such as bioinformatics, databases and distributed computing. GPGPU is based on using the GPU as a co-processor…

Other Computer Science · Computer Science 2010-05-12 Abdullah Gharaibeh , Samer Al-Kiswany , Matei Ripeanu

Endoscopic content area refers to the informative area enclosed by the dark, non-informative, border regions present in most endoscopic footage. The estimation of the content area is a common task in endoscopic image processing and computer…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Charlie Budd , Luis C. Garcia-Peraza-Herrera , Martin Huber , Sebastien Ourselin , Tom Vercauteren