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This paper presents a Bayesian framework for manipulating mesh surfaces with the aim of improving the positional integrity of the geological boundaries that they seek to represent. The assumption is that these surfaces, created initially…

计算工程、金融与科学 · 计算机科学 2021-07-22 Raymond Leung , Alexander Lowe , Anna Chlingaryan , Arman Melkumyan , John Zigman

Boltzmann samplers, introduced by Duchon et al. in 2001, make it possible to uniformly draw approximate size objects from any class which can be specified through the symbolic method. This, through by evaluating the associated generating…

离散数学 · 计算机科学 2014-11-14 Olivier Bodini , Jérémie Lumbroso , Nicolas Rolin

This short paper is concerned with the numerical reconstruction of small sources from boundary Cauchy data for a single frequency. We study a sampling method to determine the location of small sources in a very fast and robust way.…

数值分析 · 数学 2023-05-09 Isaac Harris , Thu Le , Dinh-Liem Nguyen

Many algorithms for surface registration risk producing significant errors if surfaces are significantly nonisometric. Manifold learning has been shown to be effective at improving registration quality, using information from an entire…

图形学 · 计算机科学 2021-01-13 Robert J. Ravier

We develop a new approach for identifying and estimating average causal effects in panel data under a linear factor model with unmeasured confounders. Compared to other methods tackling factor models such as synthetic controls and matrix…

统计方法学 · 统计学 2021-08-10 Guido Imbens , Nathan Kallus , Xiaojie Mao

Unmeasured confounding can severely bias causal effect estimates from spatiotemporal observational data, especially when the confounders do not vary smoothly in time and space. In this work, we develop a method for addressing unmeasured…

统计方法学 · 统计学 2026-04-29 Jiaxi Wu , Alexander Franks

Predicting the physico-chemical properties of pure substances and mixtures is a central task in thermodynamics. Established prediction methods range from fully physics-based ab-initio calculations, which are only feasible for very simple…

机器学习 · 计算机科学 2024-12-02 Johannes Zenn , Dominik Gond , Fabian Jirasek , Robert Bamler

Geometric metrology includes one or two-dimensional (1D or 2D) distance or plane measurements, as well as the three-dimensional (3D) scanning. The 1D or 2D measuring system is unable to obtain advanced 3D feature, while the 3D scanning…

图形学 · 计算机科学 2021-10-29 Qinwu Xu

Charting cortical growth trajectories is of paramount importance for understanding brain development. However, such analysis necessitates the collection of longitudinal data, which can be challenging due to subject dropouts and failed…

计算机视觉与模式识别 · 计算机科学 2020-09-15 Peirong Liu , Zhengwang Wu , Gang Li , Pew-Thian Yap , Dinggang Shen

Increasing digitalization enables the use of machine learning methods for analyzing and optimizing manufacturing processes. A main application of machine learning is the construction of quality prediction models, which can be used, among…

In this paper, we present a new robotic system to perform defect inspection tasks over free-form specular surfaces. The autonomous procedure is achieved by a six-DOF manipulator, equipped with a line scan camera and a high-intensity…

机器人学 · 计算机科学 2020-08-26 Shengzeng Huo , David Navarro-Alarcon , David Chik

Poisson Surface Reconstruction is a widely-used algorithm for reconstructing a surface from an oriented point cloud. To facilitate applications where only partial surface information is available, or scanning is performed sequentially, a…

图形学 · 计算机科学 2025-06-06 Sidhanth Holalkere , David S. Bindel , Silvia Sellán , Alexander Terenin

Flexion-based weak gravitational lensing analysis is proving to be a useful adjunct to traditional shear-based techniques. As flexion arises from gradients across an image, analytic and numerical techniques are required to investigate…

宇宙学与河外天体物理 · 物理学 2015-05-27 Christopher J. Fluke , Paul D. Lasky

It is shown that the errors of present-day exchange-correlation (xc) functionals are rather short ranged. For extended systems the correction can therefore be evaluated by analyzing properly chosen clusters and employing highest-quality…

材料科学 · 物理学 2009-11-13 Qing-Miao Hu , Karsten Reuter , Matthias Scheffler

Mass calculations carried out by Strutinsky's shell correction method are based on the notion of smooth single particle level density. The smoothing procedure is always performed using curvature correction. In the presence of curvature…

核理论 · 物理学 2014-11-20 P. Salamon , A. T. Kruppa

The motor control board has various defects such as inconsistent color differences, incorrect plug-in positions, solder short circuits, and more. These defects directly affect the performance and stability of the motor control board,…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Jingde Huang , Zhangyu Huang , Chenyu Li , Jiantong Liu

The usefulness of semi-analytical thermal models for predicting the connection between process, microstructure and properties in powder bed fusion has been well illustrated in recent years. Such an approach provides the promise of accuracy…

材料科学 · 物理学 2024-04-05 Shaun R. Cooke , Chadwick W. Sinclair , Daan M. Maijer

We propose a new compressive imaging method for reconstructing 2D or 3D objects from their scattered wave-field measurements. Our method relies on a novel, nonlinear measurement model that can account for the multiple scattering phenomenon,…

计算机视觉与模式识别 · 计算机科学 2016-10-07 Hsiou-Yuan Liu , Ulugbek S. Kamilov , Dehong Liu , Hassan Mansour , Petros T. Boufounos

We revisit the inverse problem of reconstructing a spatially varying diffusion coefficient in stationary elliptic equations from boundary Cauchy data. From a theoretical perspective, we introduce a gradient-weighted modification of the…

In the realm of industrial manufacturing, product inspection remains a significant bottleneck, with only a small fraction of manufactured items undergoing inspection for surface defects. Advances in imaging systems and AI can allow…

图像与视频处理 · 电气工程与系统科学 2023-12-05 Tapan Ganatma Nakkina , Adithyaa Karthikeyan , Yuhao Zhong , Ceyhun Eksin , Satish T. S. Bukkapatnam