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In this paper, we propose a distributed multi-hop interference avoidance algorithm, namely, IAA to avoid co-channel interference inside a wireless body area network (WBAN). Our proposal adopts carrier sense multiple access with collision…

网络与互联网体系结构 · 计算机科学 2016-11-03 Mohamad Jaafar Ali , Hassine Moungla , Ahmed Mehaoua

Efficient path planning for unmanned aerial vehicles (UAVs) is crucial in remote sensing and information collection. As task scales expand, the cooperative deployment of multiple UAVs significantly improves information collection…

多智能体系统 · 计算机科学 2025-03-06 Zilin Zhao , Chishui Chen , Haotian Shi , Jiale Chen , Xuanlin Yue , Zhejian Yang , Yang Liu

Millimeter-wave (mmWave) communication systems, particularly those leveraging multi-user multiple-input and multiple-output (MU-MIMO) with hybrid beamforming, face challenges in optimizing user throughput and minimizing latency due to the…

信息论 · 计算机科学 2026-03-04 Ramin Hashemi , Vismika Ranasinghe , Teemu Veijalainen , Petteri Kela , Risto Wichman

Recent development in wireless communications has provided many reliable solutions to emergency response issues, especially in scenarios with dysfunctional or congested base stations. Prior studies on underwater emergency communications,…

网络与互联网体系结构 · 计算机科学 2023-05-03 Zhengrui Huang , Shujie Wang

Long range (LoRa) wireless networks have been widely proposed as a efficient wireless access networks for the battery-constrained Internet of Things (IoT) devices. In many practical search-and-rescue (SAR) operations, one challenging…

网络与互联网体系结构 · 计算机科学 2023-06-13 Mehdi Naderi Soorki , Hossein Aghajari , Sajad Ahmadinabi , Hamed Bakhtiari Babadegani , Christina Chaccour , Walid Saad

Long propagation delays in underwater acoustic networks (UWANs) cause spatio-temporal uncertainty, constraining channel utilization in medium access control (MAC) protocols. Node mobility within autonomous underwater vehicle scenarios…

网络与互联网体系结构 · 计算机科学 2026-05-08 Huaisheng Ye , Xiaowen Ye , Liqun Fu

We introduce a novel family of adaptive robust equalizers for highly challenging underwater acoustic (UWA) channel equalization. Since the underwater environment is highly non-stationary and subjected to impulsive noise, we use adaptive…

声音 · 计算机科学 2015-12-22 Dariush Kari , Muhammed Omer Sayin , Suleyman Serdar Kozat

Underwater optical wireless links have limited range and intermittent connectivity due to the hostile aquatic channel impairments and misalignment between the optical transceivers. Therefore, multi-hop communication can expand the…

网络与互联网体系结构 · 计算机科学 2018-11-29 Nasir Saeed , Abdulkadir Celik , Mohamed-Slim Alouini , Tareq Y. Al-Naffouri

Low-resource languages (LRLs) face challenges in supervised neural machine translation due to limited parallel data, prompting research into unsupervised methods. Unsupervised neural machine translation (UNMT) methods, including…

计算与语言 · 计算机科学 2024-01-17 Shilong Pan , Zhiliang Tian , Liang Ding , Zhen Huang , Zhihua Wen , Dongsheng Li

In this paper, we characterize the performance of relay-assisted underwater wireless optical code division multiple access (OCDMA) networks over turbulent channels. In addition to scattering and absorption effects of underwater channels, we…

信息论 · 计算机科学 2016-02-23 Mohammad Vahid Jamali , Farhad Akhoundi , Jawad A. Salehi

This study proposes a radar-centric integrated sensing and communication (ISAC) system utilizing a two-layer modulation scheme for vehicular networks. Frequency-modulated continuous wave (FMCW) chirps are jointly modulated via phase…

信号处理 · 电气工程与系统科学 2026-05-25 Murat Temiz , Colin Horne , Matthew A. Ritchie , Christos Masouros

In underwater acoustic (UWA) random access communication networks with multiple users and data packet transmissions, the packet collisions are the main cause of the network performance degradation. The aim of this paper is to investigate…

信号处理 · 电气工程与系统科学 2025-01-10 Yuriy Zakharov , Lu Shen , Benjamin Henson , Nils Morozs , Paul D. Mitchell

In this work, we present a unified framework for the performance analysis of dual-hop underwater wireless optical communication (UWOC) systems with amplify-and-forward fixed gain relays in the presence of air bubbles and temperature…

信息论 · 计算机科学 2020-07-08 Emna Zedini , Abla Kammoun , Hamza Soury , Mounir Hamdi , Mohamed-Slim Alouini

Underwater communication is extremely challenging for small underwater robots which typically have stringent power and size constraints. In our previous work, we developed an artificial electrocommunication system which could be an…

机器人学 · 计算机科学 2020-08-25 Qinghao Wang , Ruijun Liu , Wei Wang , Guangming Xie

The INTERSPEECH 2025 Challenge on Multilingual Conversational Speech Language Models (MLC-SLM) promotes multilingual conversational ASR with large language models (LLMs). Our previous SHNU-mASR system adopted a competitive…

计算与语言 · 计算机科学 2026-02-03 Yuxiang Mei , Dongxing Xu , Jiaen Liang , Yanhua Long

Unmanned underwater vehicles (UUVs) operate persistently in communication-constrained environments, thus requiring high-level autonomous fault-tolerant control under faulty operating conditions. Existing approaches rely heavily on…

机器人学 · 计算机科学 2026-05-12 Hong Chen , Zixiang Tang , Yuanbao Chen , Yu Liu

This paper presents an infrastructure-free approach for obstacle detection and environmental mapping using ultra-wideband (UWB) radar mounted on a mobile robotic platform. Traditional sensing modalities such as visual cameras and Light…

机器人学 · 计算机科学 2026-03-04 Adelina Giurea , Stijn Luchie , Dieter Coppens , Jeroen Hoebeke , Eli De Poorter

Unmanned aerial vehicles (UAVs)-enabled aerial communication provides a flexible, reliable, and cost-effective solution for a range of wireless applications. However, due to the high line-of-sight (LoS) probability, aerial communications…

网络与互联网体系结构 · 计算机科学 2024-04-12 Jiahui Li , Geng Sun , Qingqing Wu , Shuang Liang , Pengfei Wang , Dusit Niyato

The escalating interests on underwater exploration/reconnaissance applications have motivated high-rate data transmission from underwater to airborne relaying platforms, especially under high-sea scenarios. Thanks to its broad bandwidth and…

信号处理 · 电气工程与系统科学 2024-09-06 Jiayue Liu , Tianqi Mao , Dongxuan He , Yang Yang , Zhen Gao , Dezhi Zheng , Jun Zhang

Parameter-efficient fine-tuning (PEFT) has become a practical route for adapting large language models to downstream tasks, with LoRA-style methods being particularly attractive because they are inexpensive to train and easy to deploy. Most…

机器学习 · 计算机科学 2026-05-12 Yihang Peng , Peng Jin , Jie Gong , Xingyuan Chen , Lingjiao Xu , Ning Su , Yan Ran