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The wireless spectrum's increasing complexity poses challenges and opportunities, highlighting the necessity for real-time solutions and robust data processing capabilities. Digital Twin (DT), virtual replicas of physical systems, integrate…

Networking and Internet Architecture · Computer Science 2024-11-11 Clifton Paul Robinson , Andrea Lacava , Pedram Johari , Francesca Cuomo , Tommaso Melodia

Digital twins (DTs) are envisioned as a key enabler of the cyber-physical continuum in future wireless networks. However, efficient deployment and synchronization of DTs in dynamic multi-access edge computing (MEC) environments remains…

Systems and Control · Electrical Eng. & Systems 2026-04-02 Hossam Farag , Cedomir Stefanovic

Digital twins, virtual simulated replicas of physical scenes, are transforming system design across industries. However, their potential in radio frequency (RF) systems has been limited by the non-differentiable nature of conventional RF…

Signal Processing · Electrical Eng. & Systems 2026-03-20 Xingyu Chen , Xinyu Zhang , Kai Zheng , Xinmin Fang , Tzu-Mao Li , Chris Xiaoxuan Lu , Zhengxiong Li

This paper proposes an optimized Reconfigurable Internet of Things (RIoT) framework that integrates optical and radio wireless technologies with a focus on energy efficiency, scalability, and adaptability. To address the inherent complexity…

In this paper, the problem of low-latency communication and computation resource allocation for digital twin (DT) over wireless networks is investigated. In the considered model, multiple physical devices in the physical network (PN) needs…

Information Theory · Computer Science 2024-02-02 Zhaohui Yang , Mingzhe Chen , Yuchen Liu , Zhaoyang Zhang

Reconfigurable intelligent surfaces (RISs) are envisioned to play a key role in future wireless communication networks. However, channel estimation in RIS-aided wireless networks is challenging due to their passive nature and the large…

Signal Processing · Electrical Eng. & Systems 2024-06-21 Sadjad Alikhani , Ahmed Alkhateeb

The challenge of image generation has been effectively modeled as a problem of structure priors or transformation. However, existing models have unsatisfactory performance in understanding the global input image structures because of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Pourya Shamsolmoali , Masoumeh Zareapoor , Huiyu Zhou , Xuelong Li , Yue Lu

In this paper, we investigate a resource allocation and model retraining problem for dynamic wireless networks by utilizing incremental learning, in which the digital twin (DT) scheme is employed for decision making. A two-timescale…

Signal Processing · Electrical Eng. & Systems 2024-11-28 Jiayi Cong , Guoliang Cheng , Changsheng You , Xinyu Huang , Wen Wu

Commonly adopted in the manufacturing and aerospace sectors, digital twin (DT) platforms are increasingly seen as a promising paradigm to control, monitor, and analyze software-based, "open", communication systems. Notably, DT platforms…

Signal Processing · Electrical Eng. & Systems 2023-08-30 Clement Ruah , Osvaldo Simeone , Bashir Al-Hashimi

Digital twins (DTs), virtual simulated replicas of physical scenes, are transforming various industries. However, their potential in radio frequency (RF) sensing applications has been limited by the unidirectional nature of conventional RF…

Signal Processing · Electrical Eng. & Systems 2025-08-21 Xingyu Chen , Jianrong Ding , Kai Zheng , Xinmin Fang , Xinyu Zhang , Chris Xiaoxuan Lu , Zhengxiong Li

Digital twin (DT) technology has a high potential to satisfy different requirements of the ever-expanding new applications. Nonetheless, the DT placement in wireless digital twin networks (WDTNs) poses a significant challenge due to the…

Networking and Internet Architecture · Computer Science 2024-09-20 Yuzhi Zhou , Yaru Fu , Zheng Shi , Kevin Hung , Tony Q. S. Quek , Yan Zhang

Wireless Power Transfer (WPT) is expected to be a technology reshaping the landscape of low-power applications such as the Internet of Things, Radio Frequency identification (RFID) networks, etc. Although there has been some progress…

Information Theory · Computer Science 2017-10-11 Yang Huang , Bruno Clerckx

The synchronization of digital twins (DT) serves as the cornerstone for effective operation of the DT framework. However, the limitations of channel capacity can greatly affect the data transmission efficiency of wireless communication.…

Emerging Technologies · Computer Science 2025-03-07 Bin Li , Haichen Cai , Lei Liu , Zesong Fei

Understanding urban dynamics and promoting sustainable development requires comprehensive insights about buildings. While geospatial artificial intelligence has advanced the extraction of such details from Earth observational data, existing…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Zhen Qian , Min Chen , Zhuo Sun , Fan Zhang , Qingsong Xu , Jinzhao Guo , Zhiwei Xie , Zhixin Zhang

Sim2Real domain transfer offers a cost-effective and scalable approach for developing LiDAR-based perception (e.g., object detection, tracking, segmentation) in Intelligent Transportation Systems (ITS). However, perception models trained in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-04 Muhammad Shahbaz , Shaurya Agarwal

LiDAR-based perception in intelligent transportation systems (ITS) relies on deep neural networks trained with large-scale labeled datasets. However, creating such datasets is expensive, time-consuming, and labor-intensive, limiting the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Muhammad Shahbaz , Shaurya Agarwal

We introduce the Differentiable Weightless Neural Network (DWN), a model based on interconnected lookup tables. Training of DWNs is enabled by a novel Extended Finite Difference technique for approximate differentiation of binary values. We…

Wireless transmission of high-dimensional 3D point clouds (PCs) is increasingly required in industrial collaborative robotics systems. Conventional compression methods prioritize geometric fidelity, although many practical applications…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Vukan Ninkovic , Tamara Sobot , Vladimir Vincan , Gorana Gojic , Dragisa Miskovic , Dejan Vukobratovic

A Digital Twin (DT) may protect information that is considered private to its associated physical system. For a mobile device, this may include its mobility profile, recent location(s), and experienced channel conditions. Online schedulers,…

Networking and Internet Architecture · Computer Science 2026-02-24 Mohammad Heydari , Terence D. Todd , Dongmei Zhao , George Karakostas

Deep unfolding networks have gained increasing attention in the field of compressed sensing (CS) owing to their theoretical interpretability and superior reconstruction performance. However, most existing deep unfolding methods often face…

Image and Video Processing · Electrical Eng. & Systems 2025-04-17 Kai Han , Jin Wang , Yunhui Shi , Hanqin Cai , Nam Ling , Baocai Yin