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This paper proposes and demonstrates a PHY-layer design of a real-time prototype that supports Ultra-Reliable Communication (URC) in wireless infrastructure networks. The design makes use of Orthogonal Frequency Division Multiple Access…

网络与互联网体系结构 · 计算机科学 2021-09-03 Jiaxin Liang , Soung Chang Liew

In Location-based Social Networks, Point-of-Interest (POI) recommendation helps users discover interesting places. There is a trend to move from the cloud-based model to on-device recommendations for privacy protection and reduced server…

信息检索 · 计算机科学 2024-01-26 Ruiqi Zheng , Liang Qu , Tong Chen , Lizhen Cui , Yuhui Shi , Hongzhi Yin

Federated efficient fine-tuning has emerged as an approach that leverages distributed data and computational resources across nodes to address the challenges of large-scale fine-tuning and privacy preservation. The Low-Rank Adaptation…

机器学习 · 计算机科学 2025-10-14 Jianzhe Zhao , Hailin Zhu , Yu Zhang , Ziqi Chen , Guibing Guo

Cloud computing has established itself as the support for the vast majority of emerging technologies, mainly due to the characteristic of elasticity it offers. Auto-scalers are the systems that enable this elasticity by acquiring and…

分布式、并行与集群计算 · 计算机科学 2025-10-24 Víctor Rampérez , Javier Soriano , David Lizcano , Juan A. Lara

Vanilla federated learning does not support learning in an online environment, learning a personalized model on each client, and learning in a decentralized setting. There are existing methods extending federated learning in each of the…

机器学习 · 计算机科学 2023-11-09 Renzhi Wu , Saayan Mitra , Xiang Chen , Anup Rao

Recent advancements in AI and edge computing have accelerated the development of machine-centric applications (MCAs), such as smart surveillance systems. In these applications, video cameras and sensors offload inference tasks like license…

网络与互联网体系结构 · 计算机科学 2025-02-28 Azuka Chiejina , Subhramoy Mohanti , Vijay K. Shah

Federated learning has been predominantly concerned with collaborative training of deep networks from scratch, and especially the many challenges that arise, such as communication cost, robustness to heterogeneous data, and support for…

Carrier Frequency Offset (CFO) estimation in Orthogonal Frequency Division Multiplexing (OFDM) systems faces significant performance degradation across heterogeneous software-defined radio (SDR) platforms due to uncalibrated hardware…

信号处理 · 电气工程与系统科学 2026-01-16 Jingze Zheng , Zhiguo Shi , Shibo He , Chaojie Gu

The Diffusion Probabilistic Model (DPM) achieves remarkable performance in image generation, while its increasing parameter size and computational overhead hinder its deployment in practical applications. To improve this, the existing…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Haoyang Jiang , Zekun Wang , Mingyang Yi , Xiuyu Li , Lanqing Hu , Junxian Cai , Qingbin Liu , Xi Chen , Ju Fan

Owing to its nature of scalability and privacy by design, federated learning (FL) has received increasing interest in decentralized deep learning. FL has also facilitated recent research on upscaling and privatizing personalized…

信息检索 · 计算机科学 2022-07-29 Mubashir Imran , Hongzhi Yin , Tong Chen , Nguyen Quoc Viet Hung , Alexander Zhou , Kai Zheng

Federated learning (FL) has attracted increasing attention as a promising approach to driving a vast number of end devices with artificial intelligence. However, it is very challenging to guarantee the efficiency of FL considering the…

分布式、并行与集群计算 · 计算机科学 2021-04-26 Wentai Wu , Ligang He , Weiwei Lin , Rui Mao , Carsten Maple , Stephen Jarvis

Owing to the increasing need for massive data analysis and model training at the network edge, as well as the rising concerns about the data privacy, a new distributed training framework called federated learning (FL) has emerged. In each…

网络与互联网体系结构 · 计算机科学 2019-11-05 Wenqi Shi , Sheng Zhou , Zhisheng Niu

Recommender systems have been widely deployed in various real-world applications to help users identify content of interest from massive amounts of information. Traditional recommender systems work by collecting user-item interaction data…

信息检索 · 计算机科学 2025-08-07 Hongzhi Yin , Liang Qu , Tong Chen , Wei Yuan , Ruiqi Zheng , Jing Long , Xin Xia , Yuhui Shi , Chengqi Zhang

Future wireless communication systems must simultaneously address multiple challenges to ensure accurate data detection, deliver high Quality of Service (QoS), adding enable a high data transmission with low system design. Additionally,…

信息论 · 计算机科学 2024-10-03 Amina Darghouthi , Abdelhakim Khlifi , Belgacem Chibani

Mobile devices and the Internet of Things (IoT) devices nowadays generate a large amount of heterogeneous spatial-temporal data. It remains a challenging problem to model the spatial-temporal dynamics under privacy concern. Federated…

机器学习 · 计算机科学 2024-11-05 Kaiyuan Li , Yihan Zhang , Huandong Wang , Yan Zhuo , Xinlei Chen

The rapid expansion of heterogeneous Internet of Things (IoT) environments has heightened security risks, as resource-constrained devices remain vulnerable to diverse cyberattacks. Federated Learning (FL) has emerged as a privacy-preserving…

网络与互联网体系结构 · 计算机科学 2026-02-16 Saadat Izadi , Mahmood Ahmadi

Fluid antenna (FA) technology has recently emerged as an effective means of exploiting spatial diversity through position-domain reconfigurability. This paper investigates the integration of FA into over-the-air federated learning (OTA-FL)…

信号处理 · 电气工程与系统科学 2026-05-11 Mohsen Ahmadzadeh , Saeid Pakravan , Wessam Ajib , Ming Zeng , Ghosheh Abed Hodtani , Ji Wang

Driven by the progress of large-scale pre-training, parameter-efficient transfer learning has gained immense popularity across different subfields of Artificial Intelligence. The core is to adapt the model to downstream tasks with only a…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Haixin Wang , Xinlong Yang , Jianlong Chang , Dian Jin , Jinan Sun , Shikun Zhang , Xiao Luo , Qi Tian

The Forward-Forward (FF) algorithm presents a compelling, bio-inspired alternative to backpropagation. However, while efficient in training, it has a computationally prohibitive inference process that requires a separate forward pass for…

机器学习 · 计算机科学 2026-05-04 Shalini Sarode , Brian Moser , Joachim Folz , Federico Raue , Tobias Nauen , Stanislav Frolov , Andreas Dengel

Federated recommendations (FRs), facilitating multiple local clients to collectively learn a global model without disclosing user private data, have emerged as a prevalent on-device service. In conventional FRs, a dominant paradigm is to…

信息检索 · 计算机科学 2026-01-14 Honglei Zhang , Zhiwei Li , Haoxuan Li , Xin Zhou , Jie Zhang , Yidong Li