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Machine learning models are increasingly being trained across multiple GPUs and servers. In this setting, data is transferred between GPUs using communication collectives such as AlltoAll and AllReduce, which can become a significant…

分布式、并行与集群计算 · 计算机科学 2022-10-06 Aashaka Shah , Vijay Chidambaram , Meghan Cowan , Saeed Maleki , Madan Musuvathi , Todd Mytkowicz , Jacob Nelson , Olli Saarikivi , Rachee Singh

Distributed training frameworks, like TensorFlow, have been proposed as a means to reduce the training time of deep learning models by using a cluster of GPU servers. While such speedups are often desirable---e.g., for rapidly evaluating…

性能 · 计算机科学 2019-05-07 Shijian Li , Robert J. Walls , Lijie Xu , Tian Guo

Streaming reconstruction from monocular image sequences remains challenging, as existing methods typically favor either high-quality rendering or accurate geometry, but rarely both. We present PLANING, an efficient on-the-fly reconstruction…

计算机视觉与模式识别 · 计算机科学 2026-03-12 Changjian Jiang , Kerui Ren , Xudong Li , Kaiwen Song , Guanghao Li , Linning Xu , Tao Lu , Junting Dong , Yu Zhang , Bo Dai , Mulin Yu

Curating, processing, and combining large-scale medical imaging datasets from national studies is a non-trivial task due to the intense computation and data throughput required, variability of acquired data, and associated financial…

The growth of computational astrophysics and complexity of multidimensional datasets evidences the need for new versatile visualization tools for both analysis and presentation of the data. In this work we show how to use the open source…

天体物理仪器与方法 · 物理学 2017-04-26 Matías Gárate

We present a multi-GPU extension of the 3D Gaussian Splatting (3D-GS) pipeline for scientific visualization. Building on previous work that demonstrated high-fidelity isosurface reconstruction using Gaussian primitives, we incorporate a…

分布式、并行与集群计算 · 计算机科学 2025-09-08 Mengjiao Han , Andres Sewell , Joseph Insley , Janet Knowles , Victor A. Mateevitsi , Michael E. Papka , Steve Petruzza , Silvio Rizzi

Rapid growth in scientific data and a widening gap between computational speed and I/O bandwidth makes it increasingly infeasible to store and share all data produced by scientific simulations. Instead, we need methods for reducing data…

分布式、并行与集群计算 · 计算机科学 2021-05-28 Jieyang Chen , Lipeng Wan , Xin Liang , Ben Whitney , Qing Liu , Qian Gong , David Pugmire , Nicholas Thompson , Jong Youl Choi , Matthew Wolf , Todd Munson , Ian Foster , Scott Klasky

The scientific community is presently witnessing an unprecedented growth in the quality and quantity of data sets coming from simulations and real-world experiments. To access effectively and extract the scientific content of such…

天体物理仪器与方法 · 物理学 2010-04-09 Zhefan Jin , Mel Krokos , Marzia Rivi , Claudio Gheller , Klaus Dolag , Martin Reinecke

Virtual Reality systems provide many opportunities for scientific research and consumer enjoyment; however, they are more demanding than traditional desktop applications and require a wired connection to desktops in order to enjoy maximum…

图形学 · 计算机科学 2023-03-30 Ville Cantory , Nathan Ringo

Traffic propagation simulation is crucial for urban planning, enabling congestion analysis, travel time estimation, and route optimization. Traditional micro-simulation frameworks are limited to main roads due to the complexity of urban…

分布式、并行与集群计算 · 计算机科学 2024-10-24 Xuan Jiang , Raja Sengupta , James Demmel , Samuel Williams

Strong gravitational lensing is a powerful probe of cosmology and the dark matter distribution. Efficient lensing software is already a necessity to fully use its potential and the performance demands will only increase with the upcoming…

天体物理仪器与方法 · 物理学 2019-02-12 Markus Rexroth , Christoph Schäfer , Gilles Fourestey , Jean-Paul Kneib

This study presents a novel workflow designed to efficiently and accurately register large-scale mobile laser scanning (MLS) point clouds to a target model point cloud in urban street scenarios. This workflow specifically targets the…

计算机视觉与模式识别 · 计算机科学 2025-10-31 Marco Antonio Ortiz Rincon , Yihui Yang , Christoph Holst

We present a parallel visualization algorithm for the illustrative rendering of depth-dependent stylized dense tube data at interactive frame rates. While this computation could be efficiently performed on a GPU device, we target a parallel…

分布式、并行与集群计算 · 计算机科学 2021-11-02 Haipeng Cai , Jian Chen , Alexander P. Auchus

We introduce a novel distributed rendering approach to generate high-quality graphics in thin-client games and VR applications. Many mobile devices have limited computational power to achieve ray tracing in real-time. Hence,…

图形学 · 计算机科学 2022-10-12 Yu Wei Tan , Louiz Kim-Chan , Anthony Halim , Anand Bhojan

In this paper, we present an approach to reconstruct 3-D human motion from multi-cameras and track human skeleton using the reconstructed human 3-D point (voxel) cloud. We use an improved and more robust algorithm, probabilistic shape from…

图形学 · 计算机科学 2013-11-28 Jian Song , Yatao Bian , Junchi Yan , Xu Zhao , Yuncai Liu

As the quantity and resolution of spectral-cubes from optical/infrared and radio surveys increase, desktop-based visualization and analysis solutions must adapt and evolve. Novel immersive 3D environments such as the CAVE2 at Monash…

天体物理仪器与方法 · 物理学 2016-10-05 Dany Vohl , Christopher J. Fluke , Amr H. Hassan , David G. Barnes

Smartphones have exploded in popularity in recent years, becoming ever more sophisticated and capable. As a result, developers worldwide are building increasingly complex applications that require ever increasing amounts of computational…

分布式、并行与集群计算 · 计算机科学 2015-03-19 Sokol Kosta , Andrius Aucinas , Pan Hui , Richard Mortier , Xinwen Zhang

Background and Objective: Precise preoperative planning and effective physician training for coronary interventions are increasingly important. Despite advances in medical imaging technologies, transforming static or limited dynamic imaging…

计算机视觉与模式识别 · 计算机科学 2025-05-19 Shuo Wang , Tong Ren , Nan Cheng , Rong Wang , Li Zhang

In recent years, applications such as real-time simulations, autonomous systems, and video games increasingly demand the processing of complex geometric models under stringent time constraints. Traditional geometric algorithms, including…

计算几何 · 计算机科学 2026-01-30 Roberto Carrasco , Enzo Meneses , Hector Ferrada , Cristobal A. Navarro , Nancy Hitschfeld

Stencil computation is one of the most important kernels in various scientific computing. Nowadays, most Stencil-driven scientific computing still relies heavily on supercomputers, suffering from expensive access, poor scalability, and…

分布式、并行与集群计算 · 计算机科学 2023-03-16 Kun Li , Zhichun Li , Yuetao Chen , Zixuan Wang , Yiwei Zhang , Liang Yuan , Haipeng Jia , Yunquan Zhang , Ting Cao , Mao Yang