English
Related papers

Related papers: Probabilistic Neural Network Tomography across Gra…

200 papers

Deep neural networks have become the gold-standard approach for the automated segmentation of 3D medical images. Their full acceptance by clinicians remains however hampered by the lack of intelligible uncertainty assessment of the provided…

Image and Video Processing · Electrical Eng. & Systems 2022-09-23 Benjamin Lambert , Florence Forbes , Senan Doyle , Alan Tucholka , Michel Dojat

Electromagnetic wave propagation through complex inhomogeneous walls introduces significant distortions to through-wall radar signatures. Estimation of wall thickness, dielectric, and conductivity profiles may enable wall effects to be…

Signal Processing · Electrical Eng. & Systems 2026-02-13 Kainat Yasmeen , Shobha Sundar Ram

We present a novel method of using explainability techniques to design physics-aware neural networks. We demonstrate our approach by developing a convolutional neural network (CNN) for solving an inverse problem for shallow subsurface…

Machine Learning · Computer Science 2023-04-04 Jodie Crocker , Krishna Kumar , Brady R. Cox

Deep neural networks are a powerful technique that have found ample applications in several branches of Physics. In this work, we apply machine learning algorithms to a specific problem of Cosmic Ray Physics: the estimation of the muon…

Instrumentation and Methods for Astrophysics · Physics 2019-04-10 A. Guillen , A. Bueno , J. M. Carceller , J. C. Martinez-Velazquez , G. Rubio , C. J. Todero Peixoto , P. Sanchez-Lucas

We propose to use deep neural networks for generating samples in Monte Carlo integration. Our work is based on non-linear independent components estimation (NICE), which we extend in numerous ways to improve performance and enable its…

Machine Learning · Computer Science 2019-09-04 Thomas Müller , Brian McWilliams , Fabrice Rousselle , Markus Gross , Jan Novák

Deep learning methods have surpassed the performance of traditional techniques on a wide range of problems in computer vision, but nearly all of this work has studied consumer photos, where precisely correct output is often not critical. It…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Mingze Xu , Chenyou Fan , John D Paden , Geoffrey C Fox , David J Crandall

We study data-driven representations for three-dimensional triangle meshes, which are one of the prevalent objects used to represent 3D geometry. Recent works have developed models that exploit the intrinsic geometry of manifolds and…

Machine Learning · Statistics 2018-06-19 Ilya Kostrikov , Zhongshi Jiang , Daniele Panozzo , Denis Zorin , Joan Bruna

Seismic surface wave dispersion inversion is used widely to study the subsurface structure of the Earth. The dispersion property is usually measured by using frequency-phase velocity (f-c) analysis and by picking phase velocities from the…

Geophysics · Physics 2022-09-07 Xin Zhang , York Zheng , Andrew Curtis

Computational tools for characterizing electromagnetic scattering from objects with uncertain shapes are needed in various applications ranging from remote sensing at microwave frequencies to Raman spectroscopy at optical frequencies.…

Unmanned Surface Vehicles (USVs) are pivotal in marine exploration, but their sensors' accuracy is compromised by the dynamic marine environment. Traditional calibration methods fall short in these conditions. This paper introduces a deep…

Robotics · Computer Science 2024-06-10 Yi Shen , Hao Liu , Chang Zhou , Wentao Wang , Zijun Gao , Qi Wang

The health condition of components in civil infrastructures can be described by various discrete states according to their performance degradation. Inferring these states from measurable responses is typically an ill-posed inverse problem.…

Machine Learning · Statistics 2026-04-30 Teng Li , Stephen Wu , Yong Huang , James L. Beck , Hui Li

We present a novel approach using neural networks to recover X-ray spectral model parameters and quantify uncertainties, balancing accuracy and computational efficiency against traditional frequentist and Bayesian methods. Frequentist…

Instrumentation and Methods for Astrophysics · Physics 2025-04-09 A. Tutone , A. Anitra , E. Ambrosi , R. La Placa , A. D'Aì , C. Pinto , M. Del Santo , F. Pintore , A. Pagliaro , A. Anzalone , T. Di Salvo , R. Iaria , L. Burderi , A. Sanna

When building a geometric scene understanding system for autonomous vehicles, it is crucial to know when the system might fail. Most contemporary approaches cast the problem as depth regression, whose output is a depth value for each pixel.…

Computer Vision and Pattern Recognition · Computer Science 2019-12-16 Gengshan Yang , Peiyun Hu , Deva Ramanan

This work presents a new approach for premixed turbulent combustion modeling based on convolutional neural networks (CNN). We first propose a framework to reformulate the problem of subgrid flame surface density estimation as a machine…

Fluid Dynamics · Physics 2019-08-02 C. J. Lapeyre , A. Misdariis , N. Cazard , D. Veynante , T. Poinsot

Understanding subsurface ocean dynamics is essential for quantifying oceanic heat and mass transport, but direct observations at depth remain sparse due to logistical and technological constraints. In contrast, satellite missions provide…

We present a novel Bayesian inference tool that uses a neural network to parameterise efficient Markov Chain Monte-Carlo (MCMC) proposals. The target distribution is first transformed into a diagonal, unit variance Gaussian by a series of…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-03 Adam Moss

The training of deep and/or convolutional neural networks (DNNs/CNNs) is traditionally done on servers with powerful CPUs and GPUs. Recent efforts have emerged to localize machine learning tasks fully on the edge. This brings advantages in…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-17 Pranav Rama , Madison Threadgill , Andreas Gerstlauer

To evaluate the variability of multi-phase flow properties of porous media at the pore scale, it is necessary to acquire a number of representative samples of the void-solid structure. While modern x-ray computer tomography has made it…

Computer Vision and Pattern Recognition · Computer Science 2017-11-01 Lukas Mosser , Olivier Dubrule , Martin J. Blunt

Deep-learning-based surrogate models provide an efficient complement to numerical simulations for subsurface flow problems such as CO$_2$ geological storage. Accurately capturing the impact of faults on CO$_2$ plume migration remains a…

Machine Learning · Computer Science 2023-06-19 Xin Ju , François P. Hamon , Gege Wen , Rayan Kanfar , Mauricio Araya-Polo , Hamdi A. Tchelepi

Multichannel Analysis of Surface Waves (MASW) is a technique frequently used in geotechnical engineering and engineering geophysics to infer layered models of seismic shear wave velocities in the top tens to hundreds of meters of the…

Computational Engineering, Finance, and Science · Computer Science 2021-09-15 Joseph Kump , Eileen R. Martin