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Training effective artificial intelligence models for telecommunications is challenging due to the scarcity of deployment-specific data. Real data collection is expensive, and available datasets often fail to capture the unique operational…

Signal Processing · Electrical Eng. & Systems 2026-05-28 Clement Ruah , Houssem Sifaou , Osvaldo Simeone , Bashir M. Al-Hashimi

Developing high-fidelity, interactive digital twins is crucial for enabling closed-loop motion planning and reliable real-world robot execution, which are essential to advancing sim-to-real transfer. However, existing approaches often…

Robotics · Computer Science 2026-05-05 Ziyang Sun , Lingfan Bao , Tianhu Peng , Jingcheng Sun , Chengxu Zhou

The creation of a Digital Twin for existing manufacturing systems, so-called brownfield systems, is a challenging task due to the needed expert knowledge about the structure of brownfield systems and the effort to realize the digital…

Software Engineering · Computer Science 2023-09-04 Dominik Braun , Timo Müller , Nada Sahlab , Nasser Jazdi , Wolfgang Schloegl , Michael Weyrich

Digital transformation in buildings accumulates massive operational data, which calls for smart solutions to utilize these data to improve energy performance. This study has proposed a solution, namely Deep Energy Twin, for integrating deep…

Machine Learning · Computer Science 2023-12-08 Zhongjun Ni , Chi Zhang , Magnus Karlsson , Shaofang Gong

The report describes the discussions from the Workshop on Mathematical Opportunities in Digital Twins (MATH-DT) from December 11-13, 2023, George Mason University. It illustrates that foundational Mathematical advances are required for…

Optimization and Control · Mathematics 2024-03-25 Harbir Antil

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

This paper investigates a new online learning problem with doubly-streaming data, where the data streams are described by feature spaces that constantly evolve, with new features emerging and old features fading away. The challenges of this…

Machine Learning · Computer Science 2022-09-15 Heng Lian , John Scovil Atwood , Bojian Hou , Jian Wu , Yi He

A Digital Twin is a virtual system that can fully describe a physical one. It constantly receives data from its counterpart's sensors, consults external sources, and obtains manual inputs from its stakeholders. The DT uses all this…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-01-02 Laura Bragante Corssac , Juliano Araujo Wickboldt

Digital twins (DT) are often defined as a pairing of a physical entity and a corresponding virtual entity (VE), mimicking certain aspects of the former depending on the use-case. In recent years, this concept has facilitated numerous…

Surgical phase recognition (SPR) is an integral component of surgical data science, enabling high-level surgical analysis. End-to-end trained neural networks that predict surgical phase directly from videos have shown excellent performance…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Hao Ding , Yuqian Zhang , Wenzheng Cheng , Xinyu Wang , Xu Lian , Chenhao Yu , Hongchao Shu , Ji Woong Kim , Axel Krieger , Mathias Unberath

Digital twins are transforming engineering and applied sciences by enabling real-time monitoring, simulation, and predictive analysis of physical systems and processes. However, conventional digital twins rely primarily on passive data…

Computational Engineering, Finance, and Science · Computer Science 2026-03-31 Matteo Torzoni , Domenico Maisto , Andrea Manzoni , Francesco Donnarumma , Giovanni Pezzulo , Alberto Corigliano

Neural surrogates have shown great potential in simulating dynamical systems, while offering real-time capabilities. We envision Neural Twins as a progression of neural surrogates, aiming to create digital replicas of real systems. A neural…

Artificial Intelligence · Computer Science 2026-02-04 Andreas Radler , Vincent Seyfried , Johannes Brandstetter , Thomas Lichtenegger

Digital network twin is a promising technology that replicates real-world networks in real-time and assists with the design, operation, and management of next-generation networks. However, existing approaches (e.g., simulator-based and…

Networking and Internet Architecture · Computer Science 2026-01-07 Yuru Zhang , Ming Zhao , Qiang Liu , Nakjung Choi

Online optimisation facilitates the solution of dynamic inverse problems, such as image stabilisation, fluid flow monitoring, and dynamic medical imaging. In this paper, we improve upon previous work on predictive online primal-dual methods…

Optimization and Control · Mathematics 2025-02-28 Neil Dizon , Jyrki Jauhiainen , Tuomo Valkonen

Wireless digital twins can be leveraged to provide site-specific synthetic channel information through precise physical modeling and signal propagation simulations. This can help reduce the overhead of channel state information (CSI)…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Hao Luo , Saeed R. Khosravirad , Ahmed Alkhateeb

Task scheduling is a critical problem when one user offloads multiple different tasks to the edge server. When a user has multiple tasks to offload and only one task can be transmitted to server at a time, while server processes tasks…

Machine Learning · Computer Science 2022-08-05 Xiucheng Wang , Longfei Ma , Haocheng Li , Zhisheng Yin , Tom. Luan , Nan Cheng

In the rapidly evolving field of multimedia services, video streaming has become increasingly prevalent, demanding innovative solutions to enhance user experience and system efficiency. This paper introduces a novel approach that integrates…

Multimedia · Computer Science 2025-08-05 Stephen Jimmy , Kalkidan Berhane , Kevin Muhammad

Numerical simulations on fluid dynamics problems primarily rely on spatially or/and temporally discretization of the governing equation into the finite-dimensional algebraic system solved by computers. Due to complicated nature of the…

Computational Physics · Physics 2021-07-23 Luning Sun , Han Gao , Shaowu Pan , Jian-Xun Wang

In this paper, we propose a general cross-layer optimization framework in which we explicitly consider both the heterogeneous and dynamically changing characteristics of delay-sensitive applications and the underlying time-varying network…

Multimedia · Computer Science 2008-12-09 Fangwen Fu , Mihaela van der Schaar

Digital twins have emerged as a key technology for optimizing the performance of engineering products and systems. High-fidelity numerical simulations constitute the backbone of engineering design, providing an accurate insight into the…

Machine Learning · Computer Science 2023-06-28 G. I. Drakoulas , T. V. Gortsas , G. C. Bourantas , V. N. Burganos , D. Polyzos