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Scientific applications often contain large, computationally-intensive, and irregular parallel loops or tasks that exhibit stochastic characteristics. Applications may suffer from load imbalance during their execution on high-performance…

分布式、并行与集群计算 · 计算机科学 2019-10-16 Ali Mohammed , Ahmed Eleliemy , Florina M. Ciorba , Franziska Kasielke , Ioana Banicescu

Stream applications are widely deployed on the cloud. While modern distributed streaming systems like Flink and Spark Streaming can schedule and execute them efficiently, streaming dataflows are often dynamically changing, which may cause…

系统与控制 · 电气工程与系统科学 2021-03-17 Pengqi Lu , Liang Yuan , Yunquan Zhang , Hang Cao , Kun Li

Load balancing is critical for successful large-scale high-performance computing (HPC) simulations. With modern supercomputers increasing in complexity and variability, dynamic load balancing is becoming more critical to use computational…

分布式、并行与集群计算 · 计算机科学 2025-07-29 Amitash Nanda , Md Kamal Hossain Chowdhury , Hannah Ross , Kevin Gott

Recently, Google proposes DDVM which for the first time demonstrates that a general diffusion model for image-to-image translation task works impressively well on optical flow estimation task without any specific designs like RAFT. However,…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Qiaole Dong , Bo Zhao , Yanwei Fu

We propose a multi-component discrete Boltzmann model (DBM) for premixed, nonpremixed, or partially premixed nonequilibrium reactive flows. This model is suitable for both subsonic and supersonic flows with or without chemical reaction…

计算物理 · 物理学 2020-06-30 Chuandong Lin , Kai Hong Luo , Linlin Fei , Sauro Succi

The Lattice Boltzmann Method (LBM) is a computational technique of Computational Fluid Dynamics (CFD) that has gained popularity due to its high parallelism and ability to handle complex geometries with minimal effort. Although LBM…

分布式、并行与集群计算 · 计算机科学 2024-09-26 Luigi Crisci , Biagio Cosenza , Giorgio Amati , Matteo Turisini

We propose the first multi agent framework for computational fluid dynamics that enables fully automated, end to end simulations directly from natural language queries. The approach integrates four specialized agents Pre processing, Prompt…

流体动力学 · 物理学 2025-04-29 Jingsen Feng , Ran Xu , Xu Chu

CMT-nek is a new scientific application for performing high fidelity predictive simulations of particle laden explosively dispersed turbulent flows. CMT-nek involves detailed simulations, is compute intensive and is targeted to be deployed…

分布式、并行与集群计算 · 计算机科学 2018-07-09 Keke Zhai , Tania Banerjee , David Zwick , Jason Hackl , Sanjay Ranka

Great progress has been made in quantum computing in recent years, providing opportunities to overcome computation resource poverty in many scientific computations like computational fluid dynamics (CFD). In this work, efforts are made to…

计算物理 · 物理学 2025-07-29 Chuang-Chao Ye , Ning-Bo An , Teng-Yang Ma , Meng-Han Dou , Wen Bai , Zhao-Yun Chen , Guo-Ping Guo

This paper describes the numerical implementation in a high-performance computing environment of an open-source library for model order reduction in fluid dynamics. This library, called pyLOM, contains the algorithms of proper orthogonal…

流体动力学 · 物理学 2024-05-27 Benet Eiximeno , Arnau Miró , Beka Begiashvili , Eusebio Valero , Ivette Rodriguez , Oriol Lehmkuhl

The optimal power flow (OPF) is a multi-valued, non-convex mapping from loads to dispatch setpoints. The variability of system parameters (e.g., admittances, topology) further contributes to the multiplicity of dispatch setpoints for a…

系统与控制 · 电气工程与系统科学 2026-03-17 Milad Hoseinpour , Vladimir Dvorkin

Parallel iterative applications often suffer from load imbalance, one of the most critical performance degradation factors. Hence, load balancing techniques are used to distribute the workload evenly to maximize performance. A key challenge…

分布式、并行与集群计算 · 计算机科学 2021-04-06 Anthony Boulmier , Nabil Abdennadher , Bastien Chopard

An efficient technique to simulate turbulent particle-laden flow at high mass loadings within the four-way coupled simulation regime is presented. The technique implements large eddy simulation, discrete phase simulation, a deterministic…

流体动力学 · 物理学 2017-09-13 Derrick O. Njobuenwu , Michael Fairweather

Standard methods for modeling anaerobic digestion processes assume homogeneous conditions inside the tank and thus suffer from the negligence of hydrodynamics. In this work, we present the software toolbox Coupled Hydrodynamics and…

计算工程、金融与科学 · 计算机科学 2023-11-16 Prashant Kumar , Zhenghao Yan , Soroush Dabiri , Nikolaus Rauch , Wolfgang Rauch

In this work, we aimed to replicate and extend the results presented in the DiffFluid paper[1]. The DiffFluid model showed that diffusion models combined with Transformers are capable of predicting fluid dynamics. It uses a denoising…

流体动力学 · 物理学 2025-07-14 Yannick Gachnang , Vismay Churiwala

The rapid evolution of large language models (LLMs) is transforming artificial intelligence into autonomous research partners, yet a critical gap persists in complex scientific domains such as combustion modeling. Here, practical AI…

机器学习 · 计算机科学 2026-01-06 Ke Xiao , Haoze Zhang , Runze Mao , Han Li , Zhi X. Chen

We propose a method for reducing the spatial discretization error of coarse computational fluid dynamics (CFD) problems by enhancing the quality of low-resolution simulations using deep learning. We feed the model with fine-grid data after…

机器学习 · 计算机科学 2024-09-27 Jesus Gonzalez-Sieiro , David Pardo , Vincenzo Nava , Victor M. Calo , Markus Towara

The present study provides a systematic derivation of a phase-field version of the momentum, mass and heat transport equations, while accounting for chemical reactions in the fluid phase. To achieve this goal, the volume averaging technique…

流体动力学 · 物理学 2025-09-11 Reza Namdar , Mohammad Norouzi , Fathollah Varnik

In this paper, we derive and investigate approaches to dynamically load balance a distributed task parallel application software. The load balancing strategy is based on task migration. Busy processes export parts of their ready task queue…

分布式、并行与集群计算 · 计算机科学 2018-01-16 Afshin Zafari , Elisabeth Larsson

Computational studies of electrochemical interfaces based on density-functional theory (DFT) play an increasingly important role in present research on electrochemical processes for energy conversion and storage. The homogeneous background…