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Accurately and efficiently simulating complex fluid dynamics is a challenging task that has traditionally relied on computationally intensive methods. Neural network-based approaches, such as convolutional and graph neural networks, have…

机器学习 · 计算机科学 2025-03-14 Zeyi Xu , Jinfan Liu , Kuangxu Chen , Ye Chen , Zhangli Hu , Bingbing Ni

Regular mammography screening is crucial for early breast cancer detection. By leveraging deep learning-based risk models, screening intervals can be personalized, especially for high-risk individuals. While recent methods increasingly…

Thin liquid films exhibit rich instability and rupture dynamics that critically impact coating performance across many applications. In this work, we use the lattice Boltzmann method (LBM) simulations within a lubrication-theory framework…

材料科学 · 物理学 2026-05-01 Karim Gadelrab , Stefan Reimann-Zitz

Recently an algorithm was given in [Garde & Hyv\"onen, SIAM J. Math. Anal., 2024] for exact direct reconstruction of any $L^2$ perturbation from linearised data in the two-dimensional linearised Calder\'on problem. It was a simple forward…

偏微分方程分析 · 数学 2026-02-18 Henrik Garde , Markus Hirvensalo

To delve deeply into the nonlinear large-deformation and fracture behaviors of 2D carbon nanostructures (2D CNs), including bilayer graphene, diamane, and their transitional structures, this paper introduces a multiscale auxiliary nodes…

材料科学 · 物理学 2025-12-19 Xiangyang Wang , Huibo Qi , Biao Xu , Shichao Dai , Jiqiang Li

Due to the simultaneous presence of bulk-like and interfacial fluctuations the understanding of the structure of liquid-vapour interfaces poses a long-lasting and ongoing challenge for experiments, theory, and simulations. We provide a new…

统计力学 · 物理学 2015-02-24 F. Höfling , S. Dietrich

This paper aims to address the problem of supervised monocular depth estimation. We start with a meticulous pilot study to demonstrate that the long-range correlation is essential for accurate depth estimation. Therefore, we propose to…

计算机视觉与模式识别 · 计算机科学 2023-10-13 Zhenyu Li , Zehui Chen , Xianming Liu , Junjun Jiang

This paper addresses a multi-scale finite element method for second order linear elliptic equations with arbitrarily rough coefficient. We propose a local oversampling method to construct basis functions that have optimal local…

数值分析 · 数学 2015-08-04 Thomas Y. Hou , Pengfei Liu

We formulate a straightforward scheme of statistical mechanics for inhomogeneous systems that includes the virial series in powers of the activity for the grand free energy and density distributions. There, cluster integrals formulated for…

软凝聚态物质 · 物理学 2016-05-25 Ignacio Urrutia , Iván Paganini

The paper proposes an approach for the efficient model order reduction of dynamic contact problems in linear elasticity. Instead of the augmented Lagrangian method that is widely used for mechanical contact problems, we prefer here the…

数值分析 · 数学 2021-07-27 Diana Manvelyan , Bernd Simeon , Utz Wever

Synthetic aperture radar has the ability to work 24/7 and 24/7, and has high application value. Propose a new SAR image matching algorithm based on multi class features, mainly using two different types of features: straight lines and…

图像与视频处理 · 电气工程与系统科学 2024-05-07 Mazhi Qiang , Fengming Zhou

Previously, it has been shown that the direct correlation function for a Lennard-Jones fluid could be modeled by a sum of that for hard-spheres, a mean-field tail and a simple linear correction in the core region constructed so as to…

统计力学 · 物理学 2008-08-20 James F. Lutsko

Loop closing and relocalization are crucial techniques to establish reliable and robust long-term SLAM by addressing pose estimation drift and degeneration. This article begins by formulating loop closing and relocalization within a unified…

机器人学 · 计算机科学 2023-09-18 Chenghao Shi , Xieyuanli Chen , Junhao Xiao , Bin Dai , Huimin Lu

Low-frequency long-range errors (drift) are an endemic problem in 3D structure from motion, and can often hamper reasonable reconstructions of the scene. In this paper, we present a method to dramatically reduce scale and positional drift…

计算机视觉与模式识别 · 计算机科学 2020-10-15 Aleksander Holynski , David Geraghty , Jan-Michael Frahm , Chris Sweeney , Richard Szeliski

Inspired by the success of recent vision transformers and large kernel design in convolutional neural networks (CNNs), in this paper, we analyze and explore essential reasons for their success. We claim two factors that are critical for 3D…

计算机视觉与模式识别 · 计算机科学 2023-01-18 Xiang-Li Li , Meng-Hao Guo , Tai-Jiang Mu , Ralph R. Martin , Shi-Min Hu

We apply the recently developed adaptive ensemble optimization technique to simulate dense Lennard-Jones fluids and a particle-solvent model by broad-histogram Monte Carlo techniques. Equilibration of the simulated fluid is improved by…

统计力学 · 物理学 2007-05-23 Simon Trebst , Emanuel Gull , Matthias Troyer

A simple model is proposed for the direct correlation function (DCF) for simple fluids consisting of a hard-core contribution, a simple parametrized core correction, and a mean-field tail. The model requires as input only the free energy of…

统计力学 · 物理学 2007-10-08 James F. Lutsko

Detecting slender, overlapping structures remains a challenge in computational microscopy. While recent coordinate-based approaches improve detection, they often produce less accurate splines than pixel-based methods. We introduce a…

图像与视频处理 · 电气工程与系统科学 2025-10-07 Frans Zdyb , Albert Alonso , Julius B. Kirkegaard

In this paper, a new sampling scheme of the near field radiated by a planar source is proposed and assessed. More in detail, the paper shows a uniform sampling criterion that allows representing the near field over a plane with a number of…

信号处理 · 电气工程与系统科学 2024-02-13 Raffaele Moretta , Fabio Pascariello , Giovanni Petraglia , Maurizio Feo , Maria Antonia Maisto

In this paper, we propose SpotNet: a fast, single stage, image-centric but LiDAR anchored approach for long range 3D object detection. We demonstrate that our approach to LiDAR/image sensor fusion, combined with the joint learning of 2D and…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Louis Foucard , Samar Khanna , Yi Shi , Chi-Kuei Liu , Quinn Z Shen , Thuyen Ngo , Zi-Xiang Xia