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Topology optimization enables the design of highly efficient and complex structures, but conventional iterative methods, such as SIMP-based approaches, often suffer from high computational costs and sensitivity to initial conditions.…

计算工程、金融与科学 · 计算机科学 2025-09-18 Aaron Lutheran , Srijan Das , Alireza Tabarraei

Data assimilation (DA) methods combine model predictions with observational data to improve state estimation in dynamical systems, inspiring their increasingly prominent role in geophysical and climate applications. Classical DA methods…

数值分析 · 数学 2025-10-23 Lizuo Liu , Tongtong Li , Anne Gelb

This paper introduces a novel physics-informed impact identification (Phy-ID) framework. The proposed method integrates observational, inductive, and learning biases to combine physical knowledge with data-driven inference in a unified…

The deployment of extensive sensor arrays in nuclear reactors is infeasible due to challenging operating conditions and inherent spatial limitations. Strategically placing sensors within defined spatial constraints is essential for the…

Deep learning (DL) techniques have demonstrated strong performance in compressing and reconstructing channel state information (CSI) while reducing feedback overhead in massive MIMO systems. A key challenge, however, is their reliance on…

信号处理 · 电气工程与系统科学 2025-10-01 Hao Luo , Shuaifeng Jiang , Saeed R. Khosravirad , Ahmed Alkhateeb

The widespread adoption of Electric Vehicles (EVs) is limited by their reliance on batteries with presently low energy and power densities compared to liquid fuels and are subject to aging and performance deterioration over time. For this…

机器学习 · 计算机科学 2022-06-17 Khaled Sidahmed Sidahmed Alamin , Yukai Chen , Enrico Macii , Massimo Poncino , Sara Vinco

Creating a physical digital twin of a real-world object has immense potential in robotics, content creation, and XR. In this paper, we present PhysTwin, a novel framework that uses sparse videos of dynamic objects under interaction to…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Hanxiao Jiang , Hao-Yu Hsu , Kaifeng Zhang , Hsin-Ni Yu , Shenlong Wang , Yunzhu Li

In this paper, we address the problem of modeling a printing-imaging channel built on a machine learning approach a.k.a. digital twin for anti-counterfeiting applications based on copy detection patterns (CDP). The digital twin is…

计算机视觉与模式识别 · 计算机科学 2022-11-01 Yury Belousov , Brian Pulfer , Roman Chaban , Joakim Tutt , Olga Taran , Taras Holotyak , Slava Voloshynovskiy

The demand for condition-based and predictive maintenance is rising across industries, especially for remote, high-value, and high-risk assets. In this article, the diagnostic digital twin concept is introduced, discussed, and implemented…

机器学习 · 计算机科学 2024-06-06 Florian Stadtmann , Adil Rasheed

For multilayer structures, interfacial failure is one of the most important elements related to device reliability. For cohesive zone modelling, traction-separation relations represent the adhesive interactions across interfaces. However,…

计算工程、金融与科学 · 计算机科学 2023-01-02 Congjie Wei , Jiaxin Zhang , Kenneth M. Liechti , Chenglin Wu

Digital Twins are digital replica of real entities and are becoming fundamental tools to monitor and control the status of entities, predict their future evolutions, and simulate alternative scenarios to understand the impact of changes.…

计算机与社会 · 计算机科学 2023-09-26 Lorenzo Adreani , Pierfrancesco Bellini , Marco Fanfani , Paolo Nesi , Gianni Pantaleo

A conditional latent-diffusion based framework for solving the electromagnetic inverse scattering problem associated with microwave imaging is introduced. This generative machine-learning model explicitly mirrors the non-uniqueness of the…

图像与视频处理 · 电气工程与系统科学 2025-10-30 Shirin Chehelgami , Joe LoVetri , Vahab Khoshdel

Digital twins for power electronics require accurate power losses whose direct measurements are often impractical or impossible in real-world applications. This paper presents a novel hybrid framework that combines physics-based thermal…

系统与控制 · 电气工程与系统科学 2025-04-10 Mattia Scarpa , Francesco Pase , Ruggero Carli , Mattia Bruschetta , Franscesco Toso

Transfer learning has become a central paradigm in modern machine learning, yet it suffers from the long-standing problem of negative transfer, where leveraging source representations can harm rather than help performance on the target…

机器学习 · 计算机科学 2026-04-28 Yichen Xu , Ryumei Nakada , Linjun Zhang , Lexin Li

Accurate marine wind forecasts are essential for safe navigation, ship routing, and energy operations, yet they remain challenging because observations over the ocean are sparse, heterogeneous, and temporally variable. We reformulate wind…

机器学习 · 计算机科学 2025-12-04 Matteo Peduto , Qidong Yang , Jonathan Giezendanner , Devis Tuia , Sherrie Wang

In this paper, we consider a wireless network of smart sensors (agents) that monitor a dynamical process and send measurements to a base station that performs global monitoring and decision-making. Smart sensors are equipped with both…

系统与控制 · 电气工程与系统科学 2025-02-11 Luca Ballotta , Giovanni Peserico , Francesco Zanini

Anomaly detection is increasingly becoming crucial for maintaining the safety, reliability, and efficiency of industrial systems. Recently, with the advent of digital twins and data-driven decision-making, several statistical and…

机器学习 · 计算机科学 2026-01-06 Mohammed Ayalew Belay , Adil Rasheed , Pierluigi Salvo Rossi

Current foundation models (FMs) rely on token representations that directly fragment continuous real-world multimodal data into discrete tokens. They limit FMs to learning real-world knowledge and relationships purely through statistical…

机器学习 · 计算机科学 2025-05-08 Yiqing Shen , Hao Ding , Lalithkumar Seenivasan , Tianmin Shu , Mathias Unberath

Feature transformation aims to reconstruct an effective representation space by mathematically refining the existing features. It serves as a pivotal approach to combat the curse of dimensionality, enhance model generalization, mitigate…

机器学习 · 计算机科学 2023-06-30 Meng Xiao , Dongjie Wang , Min Wu , Kunpeng Liu , Hui Xiong , Yuanchun Zhou , Yanjie Fu

In this article, we present a novel redundancy scheme to realize a fault-tolerant IoT structure for application in high-reliability systems. The proposed fault-tolerant structure uses a centralized data fusion block and triplicated IoT…

信号处理 · 电气工程与系统科学 2025-06-02 Tanish Baranwal , Srihari Varada , Santanu Das , Mohammad R. Haider