English
Related papers

Related papers: UCCL-EP: Portable Expert-Parallel Communication

200 papers

Mixture-of-Experts (MoE) has been gaining popularity due to its successful adaptation to large language models (LLMs). In this work, we introduce Privacy-preserving Collaborative Mixture-of-Experts (PC-MoE), which leverages the sparsity of…

Machine Learning · Computer Science 2025-06-05 Ze Yu Zhang , Bolin Ding , Bryan Kian Hsiang Low

The NVIDIA Collective Communication Library (NCCL) is a critical software layer enabling high-performance collectives on large-scale GPU clusters. Despite being open source with a documented API, its internal design remains largely opaque.…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-03-03 Zhiyi Hu , Siyuan Shen , Tommaso Bonato , Sylvain Jeaugey , Cedell Alexander , Eric Spada , James Dinan , Jeff Hammond , Torsten Hoefler

Token-choice Mixture-of-Experts (TC-MoE) routes each token to a fixed number of experts, limiting dynamic computation allocation and requiring auxiliary losses to maintain load balance. We propose Expert Threshold (ET) routing, where each…

Artificial Intelligence · Computer Science 2026-03-13 Hanchi Sun , Yixin Liu , Yonghui Wu , Lichao Sun

Unequal error protection (UEP) coding that enables differentiated reliability levels within a transmitted message is essential for modern communication systems. Autoencoder (AE)-based code designs have shown promise in the context of…

Information Theory · Computer Science 2025-08-12 Vukan Ninkovic , Dejan Vukobratovic

To alleviate hardware scarcity in training large deep neural networks (DNNs), particularly large language models (LLMs), we present FusionLLM, a decentralized training system designed and implemented for training DNNs using geo-distributed…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-17 Zhenheng Tang , Xueze Kang , Yiming Yin , Xinglin Pan , Yuxin Wang , Xin He , Qiang Wang , Rongfei Zeng , Kaiyong Zhao , Shaohuai Shi , Amelie Chi Zhou , Bo Li , Bingsheng He , Xiaowen Chu

High parallel framework has been proved to be very suitable for graph processing. There are various work to optimize the implementation in FPGAs, a pipeline parallel device. The key to make use of the parallel performance of FPGAs is to…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-07-02 Chengbo Yang

General Purpose Graphics Processing Unit (GPGPU) computing plays a transformative role in deep learning and machine learning by leveraging the computational advantages of parallel processing. Through the power of Compute Unified Device…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-20 Ming Li , Ziqian Bi , Tianyang Wang , Yizhu Wen , Qian Niu , Xinyuan Song , Zekun Jiang , Junyu Liu , Benji Peng , Sen Zhang , Xuanhe Pan , Jiawei Xu , Jinlang Wang , Keyu Chen , Caitlyn Heqi Yin , Pohsun Feng , Ming Liu

Efficient large-scale inference of transformer-based large language models (LLMs) remains a fundamental systems challenge, frequently requiring multi-GPU parallelism to meet stringent latency and throughput targets. Conventional tensor…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-10 Chong Wang , Nan Du , Tom Gunter , Tao Lei , Kulin Seth , Senyu Tong , Jianyu Wang , Guoli Yin , Xiyou Zhou , Kelvin Zou , Ruoming Pang

Mixture-of-experts (MoE) has been extensively employed to scale large language models to trillion-plus parameters while maintaining a fixed computational cost. The development of large MoE models in the distributed scenario encounters the…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-05 Shulai Zhang , Ningxin Zheng , Haibin Lin , Ziheng Jiang , Wenlei Bao , Chengquan Jiang , Qi Hou , Weihao Cui , Size Zheng , Li-Wen Chang , Quan Chen , Xin Liu

This manuscript has been submitted to Transactions on Communications on September 7, 2017; revised on January 10, 2018 and March 27, 2018; and accepted on April 25, 2018 We propose a novel filter-type equalizer to improve the solution of…

Signal Processing · Electrical Eng. & Systems 2018-12-24 Irene Santos , Juan José Murillo-Fuentes , Eva Arias-de-Reyna , Pablo M. Olmos

It is commonly assumed that the end-to-end networking performance of edge offloading is purely dictated by that of the network connectivity between end devices and edge computing facilities, where ongoing innovation in 5G/6G networking can…

Performance · Computer Science 2023-07-11 Walid A. Hanafy , Limin Wang , Hyunseok Chang , Sarit Mukherjee , T. V. Lakshman , Prashant Shenoy

With the increasing adoption of AI applications such as large language models and computer vision AI, the computational demands on AI inference systems are continuously rising, making the enhancement of task processing capacity using…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-04 Yubo Wang , Yubo Cui , Tuo Shi , Danyang Li , Wenxin Li , Lide Suo , Tao Wang , Xin Xie

OpenCL is a standard for parallel programming of heterogeneous systems. The benefits of a common programming standard are clear; multiple vendors can provide support for application descriptions written according to the standard, thus…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-11-23 Pekka Jääskeläinen , Carlos Sánchez de La Lama , Erik Schnetter , Kalle Raiskila , Jarmo Takala , Heikki Berg

We present cudaclaw, a CUDA-based high performance data-parallel framework for the solution of multidimensional hyperbolic partial differential equation (PDE) systems, equations describing wave motion. cudaclaw allows computational…

Mathematical Software · Computer Science 2018-05-24 H. Gorune Ohannessian , George Turkiyyah , Aron Ahmadia , David Ketcheson

Emergency Wireless Communication (EWC) networks adopt the User Datagram Protocol (UDP) to transmit scene images in real time for quickly assessing the extent of the damage. However, existing UDP-based EWC exhibits suboptimal performance…

Signal Processing · Electrical Eng. & Systems 2025-01-06 Yuzhou Fu , Wenchi Cheng , Jingqing Wang , Liuguo Yin , Wei Zhang

Multi-Domain Continual Learning (MDCL) acquires knowledge from sequential tasks with shifting class sets and distribution. Despite the Parameter-Efficient Fine-Tuning (PEFT) methods can adapt for this dual heterogeneity, they still suffer…

Machine Learning · Computer Science 2025-08-12 Jialu Zhou , Dianxi Shi , Shaowu Yang , Xinyu Wei , Mingyue Yang , Leqian Li , Mengzhu Wang , Chunping Qiu

In large language models like the Generative Pre-trained Transformer, the Mixture of Experts paradigm has emerged as a powerful technique for enhancing model expressiveness and accuracy. However, deploying GPT MoE models for parallel…

Machine Learning · Computer Science 2024-01-18 Jinghan Yao , Quentin Anthony , Aamir Shafi , Hari Subramoni , Dhabaleswar K. , Panda

RDMA has been widely adopted for high-speed datacenter networks. However, native RDMA merely supports one-to-one reliable connection, which mismatches various applications with group communication patterns (e.g., one-to-many). While there…

Networking and Internet Architecture · Computer Science 2023-08-01 Wenxue Li , Junyi Zhang , Gaoxiong Zeng , Yufei Liu , Zilong Wang , Chaoliang Zeng , Pengpeng Zhou , Qiaoling Wang , Kai Chen

In recent years, Mixture-of-Experts (MoE) has emerged as an effective approach for enhancing the capacity of deep neural network (DNN) with sub-linear computational costs. However, storing all experts on GPUs incurs significant memory…

Machine Learning · Computer Science 2025-03-11 Suraiya Tairin , Shohaib Mahmud , Haiying Shen , Anand Iyer

The Brain-Computer Interface (BCI) enables direct brain-to-device communication, with the Steady-State Visual Evoked Potential (SSVEP) paradigm favored for its stability and high accuracy across various fields. In SSVEP BCI systems,…

Human-Computer Interaction · Computer Science 2025-01-30 Beining Cao , Xiaowei Jiang , Daniel Leong , Charlie Li-Ting Tsai , Yu-Cheng Chang , Thomas Do , Chin-Teng