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The rapid development of deep-learning enabled task-oriented communications (TOC) significantly shifts the paradigm of wireless communications. However, the high computation demands, particularly in resource-constrained systems e.g., mobile…

图像与视频处理 · 电气工程与系统科学 2025-07-11 Jingwen Fu , Ming Xiao , Chao Ren , Mikael Skoglund

Online Test-Time Adaptation (OTTA) has emerged as an effective strategy to handle distributional shifts, allowing on-the-fly adaptation of pre-trained models to new target domains during inference, without the need for source data. We…

计算机视觉与模式识别 · 计算机科学 2024-05-14 WeiQin Chuah , Ruwan Tennakoon , Alireza Bab-Hadiashar

With the rapid increment of multiple users for data offloading and computation, it is challenging to guarantee the quality of service (QoS) in remote areas. To deal with the challenge, it is promising to combine aerial access networks…

网络与互联网体系结构 · 计算机科学 2024-08-06 Guanwang Jiang , Ziye Jia , Lijun He , Chao Dong , Qihui Wu , Zhu Han

Test-Time Adaptation (TTA) enables pre-trained models to adjust to distribution shift by learning from unlabeled test-time streams. However, existing methods typically treat these streams as independent samples, overlooking the supervisory…

机器学习 · 计算机科学 2026-01-30 Young Kyung Kim , Oded Schlesinger , Qiangqiang Wu , J. Matías Di Martino , Guillermo Sapiro

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

Non-orthogonal multiple access (NOMA) is a key technology to enable massive machine type communications (mMTC) in 5G networks and beyond. In this paper, NOMA is applied to improve the random access efficiency in high-density…

网络与互联网体系结构 · 计算机科学 2024-10-28 Sami Khairy , Prasanna Balaprakash , Lin X. Cai , H. Vincent Poor

We propose a multi-sender, multi-receiver over-the-air computation (OAC) framework for wireless networked control systems (WNCS) with structural constraints. Our approach enables actuators to directly compute and apply control signals from…

系统与控制 · 电气工程与系统科学 2025-05-06 Seif Hussein , Chinwendu Enyioha , Carlo Fischione

The six-dimensional movable antenna (6DMA) is a promising technology to fully exploit spatial variation in wireless channels by allowing flexible adjustment of three-dimensional (3D) positions and rotations of antennas at the transceiver.…

信息论 · 计算机科学 2025-07-28 Qijun Jiang , Xiaodan Shao , Rui Zhang

A channel with continuous phase modulation and 1-bit ADC with oversampling is considered. Due to oversampling, higher-order modulations yield a higher achievable rate and this work presents a method to approach this with sophisticated…

信息论 · 计算机科学 2019-12-06 Rodrigo R. M. de Alencar , Lukas T. N. Landau , Rodrigo C. de Lamare

Over-the-air (OTA) federated learning (FL) effectively utilizes communication bandwidth, yet it is vulnerable to errors during analog aggregation. While removing users with unfavorable channel conditions can mitigate these errors, it also…

信号处理 · 电气工程与系统科学 2025-03-04 Yang Zhao , Minrui Xu , Ping Wang , Dusit Niyato

Unmanned Aerial Vehicles (UAVs) have been recently considered as means to provide enhanced coverage or relaying services to mobile users (MUs) in wireless systems with limited or no infrastructure. In this paper, a UAV-based mobile cloud…

网络与互联网体系结构 · 计算机科学 2017-05-19 Seongah Jeong , Osvaldo Simeone , Joonhyuk Kang

The spectrum scarcity at sub-6 GHz spectrum has made millimeter-wave (mmWave) frequency band a key component of the next-generation wireless networks. While mmWave spectrum offers extremely large transmission bandwidths to accommodate…

信号处理 · 电气工程与系统科学 2019-07-11 Chethan Kumar Anjinappa , Ali Cafer Gurbuz , Yavuz Yapici , Ismail Guvenc

This paper introduces a new two-dimensional modulation technique called Orthogonal Time Frequency Space (OTFS) modulation. OTFS has the novel and important feature of being designed in the delay-Doppler domain. When coupled with a suitable…

We consider a system that integrates positioning and single-user millimeter wave (mmWave) communication, where the communication part adopts wavelength division multiplexing (WDM) and orbital angular momentum (OAM). This paper addresses the…

信息论 · 计算机科学 2022-10-13 Yuan Wang , Chen Gong , Nuo Huang , Zhengyuan Xu

The traffic in cislunar space is expected to increase over the coming years, leading to a higher likelihood of conjunction events among active satellites, orbital debris, and non-cooperative satellites. This increase necessitates enhanced…

最优化与控制 · 数学 2025-07-18 Thomas H. Clareson , Matthew C. Fox , Dominic K. Amato , Hang Woon Lee

Orthogonal time frequency space (OTFS) modulation has been proposed to meet the demand for reliable communication in high-mobility scenarios for future wireless networks. However, in multi-user OTFS systems, conventional embedded pilot…

信息论 · 计算机科学 2025-12-03 Ruizhe Wang , Hong Ren , Cunhua Pan , Ruisong Weng , Jiangzhou Wang

Fluid antenna (FA) array is envisioned as a promising technology for next-generation communication systems, owing to its ability to dynamically control the antenna locations. In this paper, we apply FA array to boost the performance of…

信号处理 · 电气工程与系统科学 2025-04-24 Saeid Pakravan , Mohsen Ahmadzadeh , Ming Zeng , Ghosheh Abed Hodtani , Jean-Yves Chouinard , Leslie A Rusch

Recently, spiking neural networks (SNNs), deployed on neuromorphic chips, provide highly efficient solutions on edge devices in different scenarios. However, their ability to adapt to distribution shifts after deployment has become a…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Kejie Zhao , Wenjia Hua , Aiersi Tuerhong , Luziwei Leng , Yuxin Ma , Qinghai Guo

Six-dimensional movable antenna (6DMA) is a promising technology to fully exploit spatial variation in wireless channels by allowing flexible adjustment of three-dimensional (3D) positions and rotations of antennas at the transceiver. In…

信息论 · 计算机科学 2025-06-05 Qijun Jiang , Xiaodan Shao , Rui Zhang

Distributed Opportunistic Scheduling (DOS) techniques have been recently proposed to improve the throughput performance of wireless networks. With DOS, each station contends for the channel with a certain access probability. If a contention…

网络与互联网体系结构 · 计算机科学 2014-12-16 Andres Garcia-Saavedra , Albert Banchs , Pablo Serrano , Joerg Widmer