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Digital twins are widely considered enablers of groundbreaking changes in the development, operation, and maintenance of novel generations of products. They are meant to provide reliable and timely predictions to inform decisions along the…

Massive Multiple Input Multiple Output (MIMO) is critical for boosting 6G wireless network capacity. Nevertheless, high dimensional Channel State Information (CSI) acquisition becomes the bottleneck of 6G massive MIMO system. Recently,…

Signal Processing · Electrical Eng. & Systems 2026-02-09 Haoyu Wang , Zhi Sun , Shuangfeng Han , Xiaoyun Wang , Shidong Zhou , Zhaocheng Wang

Digital twins (DT) have received significant attention due to their numerous benefits, such as real-time data analytics and cost reduction in production. DT serves as a fundamental component of many applications, encompassing smart…

Networking and Internet Architecture · Computer Science 2025-05-08 Chen Chen , Zihan Jia , Ze Wang , Lin Cui , Fung Po Tso

Digital twins (DTs), which are virtual environments that simulate, predict, and optimize the performance of their physical counterparts, hold great promise in revolutionizing next-generation wireless networks. While DTs have been…

Emerging safety-critical Vehicle-to-Everything (V2X) applications require networks to proactively adapt to rapid environmental changes rather than merely reacting to them. While Network Digital Twins (NDTs) offer a pathway to such…

Networking and Internet Architecture · Computer Science 2026-04-16 Roberto Pegurri , Habu Shintaro , Francesco Linsalata , Wang Kui , Tao Yu , Eugenio Moro , Maiya Igarashi , Antonio Capone , Kei Sakaguchi

The Sixth Generation (6G) of mobile networks is expected to use carrier frequencies in the spectrum above 100 GHz, to satisfy the demands for higher data rates and bandwidth of future digital applications. The development of networking…

Networking and Internet Architecture · Computer Science 2021-10-14 Amir Ashtari Gargari , Michele Polese , Michele Zorzi

Modeling and simulation of autonomous vehicles plays a crucial role in achieving enterprise-scale realization that aligns with technical, business and regulatory requirements. Contemporary trends in digital lifecycle treatment have proven…

Robotics · Computer Science 2024-02-23 Chinmay Vilas Samak , Tanmay Vilas Samak

Insufficient data volume and quality are particularly pressing challenges in the adoption of modern subsymbolic AI. To alleviate these challenges, AI simulation uses virtual training environments in which AI agents can be safely and…

Artificial Intelligence · Computer Science 2025-09-01 Xiaoran Liu , Istvan David

This paper presents a Digital Twin (DT) of a 6G communications system testbed that integrates two robotic manipulators with a high-precision optical infrared tracking system in Unreal Engine 5. Practical details of the setup and…

As we evolve towards more heterogeneous and cutting-edge mobile networks, Network Digital Twins (NDTs) are proving to be a promising paradigm in solving challenges faced by network operators, as they give a possibility of replicating the…

Emerging Technologies · Computer Science 2026-04-20 John Sengendo , Fabrizio Granelli

In this paper, we design a resource management scheme to support stateful applications, which will be prevalent in 6G networks. Different from stateless applications, stateful applications require context data while executing computing…

Networking and Internet Architecture · Computer Science 2022-12-08 Conghao Zhou , Jie Gao , Mushu Li , Xuemin , Shen , Weihua Zhuang

Digital twins have become popular for their ability to monitor and optimize a process or a machine, ideally through its complete life cycle using simulations and sensor data. In this paper, we focus on the challenge of accurate and…

Systems and Control · Electrical Eng. & Systems 2023-10-30 Karim Cherifi , Philipp Schulze , Volker Mehrmann , Leo Goßlau , Pascal Lünnemann

Any wireless communication system needs to specify a propagation channel model which acts as basis for performance evaluation and comparison. Spatial channel models can be divided into deterministic i.e ray tracing, measurement based which…

Signal Processing · Electrical Eng. & Systems 2018-07-11 Syed Waqas Haider Shah

Learning site-specific beams that adapt to the deployment environment, interference sources, and hardware imperfections can lead to noticeable performance gains in coverage, data rate, and power saving, among other interesting advantages.…

Signal Processing · Electrical Eng. & Systems 2025-12-02 Hao Luo , Ahmed Alkhateeb

Digital twin technology has been regarded as a beneficial approach in supply chain development. Different from traditional digital twin (temporal dynamic), supply chain digital twin is a spatio-temporal dynamic system. This paper explains…

Systems and Control · Electrical Eng. & Systems 2021-07-21 Jie Zhang , Alexandra Brintrup , Anisoara Calinescu , Edward Kosasih , Angira Sharma

CI/CD pipelines are central to DevOps practices, yet their growing complexity makes them increasingly difficult to interpret, analyze, and systematically evolve. Existing tooling primarily offers execution logs and static graph…

Software Engineering · Computer Science 2026-04-03 Achref Samoud , Sara Aissat , Francis Bordeleau

Low-altitude communication networks (LACNs) serve as the critical infrastructure of the emerging low-altitude economy (LAE), supporting services such as drone delivery and infrastructure inspection. However, LACNs operate in highly dynamic…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Boqun Huang , Yancheng Wang , Wei Guo , Zhaojie Guo , Di Wu , Ran Li , Dayang Liu , Wanshun Lan , Chuan Huang , Shuguang Cui

Network slicing in 5G/6G Non-Terrestrial Network (NTN) is confronted with mobility and traffic variability. An artificial intelligence (AI)-based digital twin (DT) architecture with deep reinforcement learning (DRL) using Deep deterministic…

Networking and Internet Architecture · Computer Science 2025-05-14 Afan Ali , Huseyin Arslan

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

Supply chain management is growing increasingly complex due to globalization, evolving market demands, and sustainability pressures, yet traditional systems struggle with fragmented data and limited analytical capabilities. Graph-based…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-08 Azmine Toushik Wasi , Mahfuz Ahmed Anik , Abdur Rahman , Md. Iqramul Hoque , MD Shafikul Islam , Md Manjurul Ahsan