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In many science and engineering settings, system dynamics are characterized by governing PDEs, and a major challenge is to solve inverse problems (IPs) where unknown PDE parameters are inferred based on observational data gathered under…

机器学习 · 计算机科学 2025-03-11 Apivich Hemachandra , Gregory Kang Ruey Lau , See-Kiong Ng , Bryan Kian Hsiang Low

With the ever-increasing computational demand of DNN training workloads, distributed training has been widely adopted. A combination of data, model and pipeline parallelism strategy, called hybrid parallelism distributed training, is…

分布式、并行与集群计算 · 计算机科学 2023-06-16 Guandong Lu , Runzhe Chen , Yakai Wang , Yangjie Zhou , Rui Zhang , Zheng Hu , Yanming Miao , Zhifang Cai , Li Li , Jingwen Leng , Minyi Guo

We introduce CausalMamba, a scalable framework that addresses fundamental limitations in fMRI-based causal inference: the ill-posed nature of inferring neural causality from hemodynamically distorted BOLD signals and the computational…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Sangyoon Bae , Jiook Cha

We develop new methods to integrate experimental and observational data in causal inference. While randomized controlled trials offer strong internal validity, they are often costly and therefore limited in sample size. Observational data,…

计量经济学 · 经济学 2025-11-04 Xuelin Yang , Licong Lin , Susan Athey , Michael I. Jordan , Guido W. Imbens

In this work we apply model averaging to parallel training of deep neural network (DNN). Parallelization is done in a model averaging manner. Data is partitioned and distributed to different nodes for local model updates, and model…

机器学习 · 计算机科学 2018-07-03 Hang Su , Haoyu Chen

Neuroscientific studies aim to find an accurate and reliable brain Effective Connectome (EC). Although current EC discovery methods have contributed to our understanding of brain organization, their performances are severely constrained by…

机器学习 · 计算机科学 2024-03-12 Abdolmahdi Bagheri , Mahdi Dehshiri , Yamin Bagheri , Alireza Akhondi-Asl , Babak Nadjar Araabi

The paper presents theoretical and empirical analyses of project dynamics and emergent complexity in new product development (NPD) projects. A model-driven approach is taken and mathematical models of cooperative work are formulated based…

适应与自组织系统 · 物理学 2013-06-18 Christopher M. Schlick , Bruno Demissie

Many climate processes are characterized using large systems of nonlinear differential equations; this, along with the immense amount of data required to parameterize complex interactions, means that Earth-System Model (ESM) simulations may…

大气与海洋物理 · 物理学 2024-09-20 Kevin Potter , Carianne Martinez , Reina Pradhan , Samantha Brozak , Steven Sleder , Lauren Wheeler

Human brain and behavior provide a rich venue that can inspire novel control and learning methods for robotics. In an attempt to exemplify such a development by inspiring how humans acquire knowledge and transfer skills among tasks, we…

机器人学 · 计算机科学 2025-01-10 Suzan Ece Ada , Hanne Say , Emre Ugur , Erhan Oztop

Energy-based models (EBMs) exhibit a variety of desirable properties in predictive tasks, such as generality, simplicity and compositionality. However, training EBMs on high-dimensional datasets remains unstable and expensive. In this…

计算机视觉与模式识别 · 计算机科学 2023-03-09 Xiulong Yang , Shihao Ji

Aligning future system design with the ever-increasing compute needs of large language models (LLMs) is undoubtedly an important problem in today's world. Here, we propose a general performance modeling methodology and workload analysis of…

硬件体系结构 · 计算机科学 2024-07-23 Joyjit Kundu , Wenzhe Guo , Ali BanaGozar , Udari De Alwis , Sourav Sengupta , Puneet Gupta , Arindam Mallik

Electroencephalography (EEG) provides real-time insights into brain activity and supports diverse applications in neuroscience. While EEG foundation models (EFMs) have emerged to address the scalability issues of task-specific models,…

机器学习 · 计算机科学 2026-05-12 Jingying Ma , Feng Wu , Qika Lin , Yucheng Xing , Chenyu Liu , Ziyu Jia , Mengling Feng

Path integral Monte Carlo (PIMC) and path integral molecular dynamics (PIMD) provide the golden standard for the ab initio simulations of identical particles. In this work, we achieved significant GPU acceleration based on PIMD, which is…

计算物理 · 物理学 2026-03-31 Yunuo Xiong

Mixture-of-Experts (MoE) is a neural network architecture that adds sparsely activated expert blocks to a base model, increasing the number of parameters without impacting computational costs. However, current distributed deep learning…

机器学习 · 计算机科学 2023-05-16 Siddharth Singh , Olatunji Ruwase , Ammar Ahmad Awan , Samyam Rajbhandari , Yuxiong He , Abhinav Bhatele

The global scarcity of GPUs necessitates more sophisticated strategies for Deep Learning jobs in shared cluster environments. Accurate estimation of how much GPU memory a job will require is fundamental to enabling advanced scheduling and…

性能 · 计算机科学 2025-10-27 Jiabo Shi , Dimitrios Pezaros , Yehia Elkhatib

Deep Neural Networks (DNNs) are increasingly deployed across diverse industries, driving demand for mobile device support. However, existing mobile inference frameworks often rely on a single processor per model, limiting hardware…

分布式、并行与集群计算 · 计算机科学 2025-03-28 Yunquan Gao , Zhiguo Zhang , Praveen Kumar Donta , Chinmaya Kumar Dehury , Xiujun Wang , Dusit Niyato , Qiyang Zhang

Temporal Interaction Graphs (TIGs) are widely employed to model intricate real-world systems such as financial systems and social networks. To capture the dynamism and interdependencies of nodes, existing TIG embedding models need to…

机器学习 · 计算机科学 2023-09-12 Xi Chen , Yongxiang Liao , Yun Xiong , Yao Zhang , Siwei Zhang , Jiawei Zhang , Yiheng Sun

Affective computing is an important branch of artificial intelligence, and with the rapid development of brain computer interface technology, emotion recognition based on EEG signals has received broad attention. It is still a great…

信号处理 · 电气工程与系统科学 2022-12-26 Yongling Xu , Yang Du , Jing Zou , Tianying Zhou , Lushan Xiao , Li Liu , Pengcheng

We propose a framework for training neural networks that are coupled with partial differential equations (PDEs) in a parallel computing environment. Unlike most distributed computing frameworks for deep neural networks, our focus is to…

分布式、并行与集群计算 · 计算机科学 2020-11-25 Kailai Xu , Weiqiang Zhu , Eric Darve

Convergent Cross Mapping (CCM) is a powerful method for detecting causality in coupled nonlinear dynamical systems, providing a model-free approach to capture dynamic causal interactions. Partial Cross Mapping (PCM) was introduced as an…

机器学习 · 计算机科学 2025-02-07 Elise Zhang , François Mirallès , Raphaël Rousseau-Rizzi , Arnaud Zinflou , Di Wu , Benoit Boulet