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With rapid advances in network hardware, far memory has gained a great deal of traction due to its ability to break the memory capacity wall. Existing far memory systems fall into one of two data paths: one that uses the kernel's paging…

分布式、并行与集群计算 · 计算机科学 2024-06-25 Lei Chen , Shi Liu , Chenxi Wang , Haoran Ma , Yifan Qiao , Zhe Wang , Chenggang Wu , Youyou Lu , Xiaobing Feng , Huimin Cui , Shan Lu , Harry Xu

The parallel and distributed processing are becoming de facto industry standard, and a large part of the current research is targeted on how to make computing scalable and distributed, dynamically, without allocating the resources on…

分布式、并行与集群计算 · 计算机科学 2024-04-10 Rajendra Purohit , K R Chowdhary , S D Purohit

In real-world search, recommendation, and advertising systems, the multi-stage ranking architecture is commonly adopted. Such architecture usually consists of matching, pre-ranking, ranking, and re-ranking stages. In the pre-ranking stage,…

信息检索 · 计算机科学 2021-05-18 Xu Ma , Pengjie Wang , Hui Zhao , Shaoguo Liu , Chuhan Zhao , Wei Lin , Kuang-Chih Lee , Jian Xu , Bo Zheng

Many methods have been developed for planning the motion of robotic arms for picking and placing, ranging from local optimization to global search techniques, which are effective for sparsely placed objects. Dense clutter, however, still…

机器人学 · 计算机科学 2019-02-13 Andrew Kimmel , Rahul Shome , Zakary Littlefield , Kostas Bekris

Originated from distributed learning, federated learning enables privacy-preserved collaboration on a new abstracted level by sharing the model parameters only. While the current research mainly focuses on optimizing learning algorithms and…

机器学习 · 计算机科学 2020-09-17 Cong Wang , Yuanyuan Yang , Pengzhan Zhou

Distributed optimization is fundamental to modern machine learning applications like federated learning, but existing methods often struggle with ill-conditioned problems and face stability-versus-speed tradeoffs. We introduce fractional…

机器学习 · 计算机科学 2024-12-04 Andrei Lixandru , Marcel van Gerven , Sergio Pequito

Early detection of plant diseases is critical for improving crop productivity, while it also facilitates the foundations of precision agriculture. Recent advances in distributed deep learning have enabled plant disease classification models…

Distributed algorithms for solving coupled semidefinite programs (SDPs) commonly require many iterations to converge. They also put high computational demand on the computational agents. In this paper we show that in case the coupled…

最优化与控制 · 数学 2015-04-30 Sina Khoshfetrat Pakazad , Anders Hansson , Martin S. Andersen , Anders Rantzer

Distributed locking mechanisms are fundamental to ensuring data consistency and integrity in distributed systems. This paper presents a comprehensive analysis of distributed locking algorithms, focusing on their performance characteristics…

分布式、并行与集群计算 · 计算机科学 2025-04-07 Andre Rodriguez , William Osborn

Energy-efficient real-time task scheduling has been actively explored in the past decade. Different from the past work, this paper considers schedulability conditions for stochastic real-time tasks. A schedulability condition is first…

操作系统 · 计算机科学 2008-04-07 Vandy Berten , Chi-Ju Chang , Tei-Wei Kuo

Transformer models have emerged as potent solutions to a wide array of multidisciplinary challenges. The deployment of Transformer architectures is significantly hindered by their extensive computational and memory requirements,…

分布式、并行与集群计算 · 计算机科学 2024-07-03 Zhengxian Lu , Fangyu Wang , Zhiwei Xu , Fei Yang , Tao Li

Nowadays distributed computing environments, large amounts of data are generated from different resources with a high velocity, rendering the data difficult to capture, manage, and process within existing relational databases. Hadoop is a…

分布式、并行与集群计算 · 计算机科学 2023-10-24 Rana Ghazali , Douglas G. Down

We consider a sequential task and motion planning (tamp) setting in which a robot is assigned continuous-space rearrangement-style tasks one-at-a-time in an environment that persists between each. Lacking advance knowledge of future tasks,…

机器人学 · 计算机科学 2024-07-19 Roshan Dhakal , Duc M. Nguyen , Tom Silver , Xuesu Xiao , Gregory J. Stein

The promise and proliferation of large-scale dynamic federated learning gives rise to a prominent open question - is it prudent to share data or model across nodes, if efficiency of transmission and fast knowledge transfer are the prime…

机器学习 · 计算机科学 2024-06-18 Alka Luqman , Yeow Wei Liang Brandon , Anupam Chattopadhyay

Allocation of (redundant) file chunks throughout a distributed storage system affects important performance metrics such as the probability of file recovery, data download time, or the service rate of the system under a given data access…

分布式、并行与集群计算 · 计算机科学 2018-08-24 Pei Peng , Emina Soljanin

In recent years, data and computing resources are typically distributed in the devices of end users, various regions or organizations. Because of laws or regulations, the distributed data and computing resources cannot be directly shared…

分布式、并行与集群计算 · 计算机科学 2022-03-28 Ji Liu , Jizhou Huang , Yang Zhou , Xuhong Li , Shilei Ji , Haoyi Xiong , Dejing Dou

Fast and scalable metadata management across multiple metadata servers is crucial for distributed file systems to handle numerous files and directories. Client-side caching of frequently accessed metadata can mitigate server loads, but…

硬件体系结构 · 计算机科学 2026-05-06 Qingxiu Liu , Jiazhen Cai , Siyuan Sheng , Yuhui Chen , Lu Tang , Zhirong Shen , Patrick P. C. Lee

We propose CFS, a distributed file system for large scale container platforms. CFS supports both sequential and random file accesses with optimized storage for both large files and small files, and adopts different replication protocols for…

分布式、并行与集群计算 · 计算机科学 2019-11-11 Haifeng Liu , Wei Ding , Yuan Chen , Weilong Guo , Shuoran Liu , Tianpeng Li , Mofei Zhang , Jianxing Zhao , Hongyin Zhu , Zhengyi Zhu

For the last several months the main focus of development in the ROOT I/O package has been code consolidation and performance improvements. Access to remote files is affected both by bandwidth and latency. We introduced a pre-fetch…

其他计算机科学 · 计算机科学 2009-01-08 R. Brun , P. Canal , M. Frank , A. Kreshuk , S. Linev , P. Russo , F. Rademakers

Personalized Federated Learning (pFL) holds immense promise for tailoring machine learning models to individual users while preserving data privacy. However, achieving optimal performance in pFL often requires a careful balancing act…

机器学习 · 计算机科学 2024-09-12 Azal Ahmad Khan , Ahmad Faraz Khan , Haider Ali , Ali Anwar