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Digital Twin (DT) technologies are transforming manufacturing by enabling real-time prediction, monitoring, and control of complex processes. Yet, applying DT to deformation-based metal forming remains challenging because of the strongly…

系统与控制 · 电气工程与系统科学 2025-11-17 Yi-Ping Chen , Derick Suarez , Ying-Kuan Tsai , Vispi Karkaria , Guanzhong Hu , Zihan Chen , Ping Guo , Jian Cao , Wei Chen

Density-functional theory (DFT) has revolutionized computer simulations in chemistry and material science. A faithful implementation of the theory requires self-consistent calculations. However, this effort involves repeatedly diagonalizing…

量子物理 · 物理学 2023-07-17 Taehee Ko , Xiantao Li , Chunhao Wang

Lock-in Thermography (LIT) is a type of Infrared Thermography (IRT) that can be used as a useful non-destructive testing (NDT) technique for the detection of subsurface anomalies in objects. Currently, LIT fails to estimate the thickness at…

应用物理 · 物理学 2019-03-08 Xiao Tian , Meng Yuan Yin , Kok Hin Henry Goh

Atom probe tomography (APT) is a powerful microscopy technique to characterize nano-sized clusters of the alloying elements in the bulk of reactor pressure vessel (RPV) steels. These clusters are known to dominantly determine the evolution…

材料科学 · 物理学 2024-06-06 N. Castin , P. Klups , M. Konstantinovic , G. Bonny , M. I. Pascuet , M. Moody , L. Malerba

The work presents the electronic structure, spin state and optical properties of TM-dinuclear molecules (TM = Cr, Mn, Fe, Co, and Ni) which was modelled according to the recently reported Pt$^{II}$-dinuclear complex…

材料科学 · 物理学 2019-12-19 Indukuru Ramesh Reddy , Kartick Tarafder

This text describes a method to simultaneously reconstruct flow states and determine particle properties from Lagrangian particle tracking (LPT) data. LPT is a popular measurement strategy for fluids in which particles in a flow are…

流体动力学 · 物理学 2023-11-16 Ke Zhou , Samuel J. Grauer

A retinal trait, or phenotype, summarises a specific aspect of a retinal image in a single number. This can then be used for further analyses, e.g. with statistical methods. However, reducing an aspect of a complex image to a single,…

定量方法 · 定量生物学 2022-07-14 Justin Engelmann , Ana Villaplana-Velasco , Amos Storkey , Miguel O. Bernabeu

Spectroscopic properties of molecules holds great importance for the description of the molecular response under the effect of an UV/Vis electromagnetic radiation. Computationally expensive ab initio (e.g. MultiConfigurational SCF, Coupled…

Exascale computing delivers the raw power to simulate ever larger and more chemically realistic systems, but realizing this potential requires codes that can efficiently use thousands of processors. Our real-space multigrid (RMG) density…

材料科学 · 物理学 2026-01-19 R. J. Morelock , S. Bagchi , E. L. Briggs , W. Lu , J. Bernholc , P. Ganesh

Conventional manual lithological mapping (MLM) through field surveys are resource-extensive and time-consuming. Digital lithological mapping (DLM), harnessing remotely sensed spectral imaging techniques, provides an effective strategy to…

The dominant majority of the hundreds of available spin-crossover compounds, including the technologically most promising ones, are based on the Earth-abundant metal iron, making these switches particularly appealing in terms of sustainable…

其他凝聚态物理 · 物理学 2020-07-24 Latévi Max Lawson Daku , Mark Earl Casida

The development of Digital Twins (DTs) represents a transformative advance for simulating and optimizing complex systems in a controlled digital space. Despite their potential, the challenge of constructing DTs that accurately replicate and…

系统与控制 · 电气工程与系统科学 2024-06-21 Longfei Ma , Nan Cheng , Xiucheng Wang , Jiong Chen , Yinjun Gao , Dongxiao Zhang , Jun-Jie Zhang

Flexible slender structures such as rods, ribbons, plates, and shells exhibit extreme nonlinear responses bending, twisting, buckling, wrinkling, and self contact, that defy conventional simulation frameworks. Discrete Differential Geometry…

The density matrix renormalization group (DMRG) method has already proved itself as a very efficient and accurate computational method, which can treat large active spaces and capture the major part of strong correlation. Its application on…

化学物理 · 物理学 2022-10-31 Pavel Beran , Katarzyna Pernal , Fabijan Pavosevic , Libor Veis

In some practical learning tasks, such as traffic video analysis, the number of available training samples is restricted by different factors, such as limited communication bandwidth and computation power. Determinantal Point Process (DPP)…

机器学习 · 计算机科学 2023-08-17 Xiwen Chen , Huayu Li , Rahul Amin , Abolfazl Razi

We propose a novel deep learning framework for predicting permeability of porous media from their digital images. Unlike convolutional neural networks, instead of feeding the whole image volume as inputs to the network, we model the…

图像与视频处理 · 电气工程与系统科学 2021-10-13 Ali Kashefi , Tapan Mukerji

Strongly correlated transition-metal perovskite oxides pose a fundamental challenge for electronic-structure theory and for large-scale, data-driven materials discovery. While DFT+DMFT provides a quantitatively accurate description of such…

强关联电子 · 物理学 2026-05-19 Antik Sihi , Caden Ginter , Kristjan Haule , Subhasish Mandal

This paper presents a hybrid digital image watermarking based on Discrete Wavelet Transform (DWT), Discrete Cosine Transform (DCT) and Singular Value Decomposition (SVD) in a zigzag order. From DWT we choose the high band to embed the…

多媒体 · 计算机科学 2013-07-25 Mohammad Ibrahim Khan , Md. Maklachur Rahman , Md. Iqbal Hasan Sarker

The initiation and development of fractures in rocks is the key part of many problems from academic to industrial, such as faulting, folding, rock mass engineering, reservoir characterization, etc. Conventional ways of evaluating the…

地球物理 · 物理学 2018-12-27 Xin Wang , Yi Qin , Zhaohui Yin , Lejun Zou , Xiaohua Shen

To simulate the heated exterior of a meteorite, we impact a granular bed with melted tin. The morphology of tin remnant and crater is found to be sensitive to the temperature and solidification of tin. By employing deep learning and…

地球与行星天体物理 · 物理学 2023-04-03 H. Y. Huang , P. R. Tsai , C. Y. Lu , H. Hau , Y. L. Chen , Z. T. Ling , Y. R. Wu , Tzay-Ming Hong