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Diffusion-based generation is increasingly powering production content pipelines; however, deploying these models at scale remains a significant challenge. Model weights frequently exceed the memory capacity of commodity GPUs, while the…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-26 Hantian Zha , Teng Ma , Yang Yong , Haiwen Fu , Ruiyang Ma , Wei Gao , Ruihao Gong , Xianglong Liu , Wei Wang , Yunpeng Chai

In this paper, we use graphics processing units(GPU) to accelerate sparse and arbitrary structured neural networks. Sparse networks have nodes in the network that are not fully connected with nodes in preceding and following layers, and…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-05-12 Aavaas Gajurel , Sushil J. Louis , Frederick C Harris

High-performance primitives for mathematical operations on sparse vectors must deal with the challenges of skewed degree distributions and limits on memory consumption that are typically not issues in dense operations. We demonstrate that a…

Machine Learning · Computer Science 2022-03-08 Corey J. Nolet , Divye Gala , Edward Raff , Joe Eaton , Brad Rees , John Zedlewski , Tim Oates

Compiling Bayesian networks (BNs) to junction trees and performing belief propagation over them is among the most prominent approaches to computing posteriors in BNs. However, belief propagation over junction tree is known to be…

Artificial Intelligence · Computer Science 2012-02-20 Lu Zheng , Ole Mengshoel , Jike Chong

Fine-grained workload and resource balancing is the key to high performance for regular and irregular computations on the GPUs. In this dissertation, we conduct an extensive survey of existing load-balancing techniques to build an…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-12-20 Muhammad Osama

Galaxy-galaxy strong lensing provides a powerful probe of galaxy formation, evolution, and the properties of dark matter and dark energy. However, conventional lens-modeling approaches are computationally expensive and require fine-tuning…

Instrumentation and Methods for Astrophysics · Physics 2025-08-07 Xiaoyue Cao , Ran Li , Nan Li , Yun Chen , Rui Li , Huanyuan Shan , Tian Li

Recent works have introduced task-based parallelization schemes to accelerate graph search and sparse data-structure traversal, where some solutions scale up to thousands of processing units (PUs) on a single chip. However parallelizing…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-14 Marcelo Orenes-Vera , Esin Tureci , David Wentzlaff , Margaret Martonosi

Interferometric radio telescopes often rely on computationally expensive O(N^2) correlation calculations; fortunately these computations map well to massively parallel accelerators such as low-cost GPUs. This paper describes the OpenCL…

Instrumentation and Methods for Astrophysics · Physics 2015-03-23 Peter Klages , Kevin Bandura , Nolan Denman , Andre Recnik , Jonathan Sievers , Keith Vanderlinde

GPU-aware collective communication has become a major bottleneck for modern computing platforms as GPU computing power rapidly rises. A traditional approach is to directly integrate lossy compression into GPU-aware collectives, which can…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-08 Jiajun Huang , Sheng Di , Xiaodong Yu , Yujia Zhai , Jinyang Liu , Yafan Huang , Ken Raffenetti , Hui Zhou , Kai Zhao , Xiaoyi Lu , Zizhong Chen , Franck Cappello , Yanfei Guo , Rajeev Thakur

The deep learning revolution has greatly been accelerated by the 'hardware lottery': Recent advances in modern hardware accelerators and compilers paved the way for large-scale batch gradient optimization. Evolutionary optimization, on the…

Neural and Evolutionary Computing · Computer Science 2022-12-09 Robert Tjarko Lange

Large-scale observational health databases are increasingly popular for conducting comparative effectiveness and safety studies of medical products. However, increasing number of patients poses computational challenges when fitting survival…

Computation · Statistics 2023-10-26 Jianxiao Yang , Martijn J. Schuemie , Xiang Ji , Marc A. Suchard

This paper proposes a combination of a hybrid CPU--GPU and a pure GPU software implementation of a direct algorithm for solving shifted linear systems $(A - \sigma I)X = B$ with large number of complex shifts $\sigma$ and multiple…

Mathematical Software · Computer Science 2017-08-24 Nela Bosner , Zvonimir Bujanović , Zlatko Drmač

We present an accelerated pipeline, based on high-performance computing techniques and normalizing flows, for joint Bayesian parameter estimation and model selection and demonstrate its efficiency in gravitational wave astrophysics. We…

Instrumentation and Methods for Astrophysics · Physics 2024-11-01 Alicja Polanska , Thibeau Wouters , Peter T. H. Pang , Kaze K. W. Wong , Jason D. McEwen

JAX-bandflux is a JAX implementation of critical supernova modelling functionality for cosmological analysis. The codebase implements key components of the established library SNCosmo in a differentiable framework, offering efficient…

Instrumentation and Methods for Astrophysics · Physics 2025-04-14 Samuel Alan Kossoff Leeney

As the important component of the Earth observation system, hyperspectral imaging satellites provide high-fidelity and enriched information for the formulation of related policies due to the powerful spectral measurement capabilities.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Li Fang , Tianyu Li , Yanghong Lin , Shudong Zhou , Wei Yao

Graphics Processing Units (GPUs) with high computational capabilities used as modern parallel platforms to deal with complex computational problems. We use this platform to solve large-scale linear programing problems by revised simplex…

Optimization and Control · Mathematics 2018-03-14 Arash Raeisi Gahrouei , Mehdi Ghatee

Graph-structured data is ubiquitous in the real world, and Graph Neural Networks (GNNs) have become increasingly popular in various fields due to their ability to process such irregular data directly. However, as data scale, GNNs become…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-10 Xianfeng Song , Yi Zou , Zheng Shi

In this paper, we describe the architecture and performance of the GraCCA system, a Graphic-Card Cluster for Astrophysics simulations. It consists of 16 nodes, with each node equipped with 2 modern graphic cards, the NVIDIA GeForce 8800…

Astrophysics · Physics 2008-11-26 Hsi-Yu Schive , Chia-Hung Chien , Shing-Kwong Wong , Yu-Chih Tsai , Tzihong Chiueh

GPUs have significantly accelerated first-order methods for large-scale optimization, especially in continuous optimization. However, this success has not transferred cleanly to problems with discrete variables, combinatorial structure, and…

Machine Learning · Computer Science 2026-05-22 Jiachang Liu , Andrea Lodi

This paper presents GPU performance optimization and scaling results for inference models of the Sparse Deep Neural Network Challenge 2020. Demands for network quality have increased rapidly, pushing the size and thus the memory…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-09-04 Mert Hidayetoglu , Carl Pearson , Vikram Sharma Mailthody , Eiman Ebrahimi , Jinjun Xiong , Rakesh Nagi , Wen-Mei Hwu