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相关论文: NeurEPDiff: Neural Operators to Predict Geodesics …

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Neural operators effectively solve PDE problems from data without knowing the explicit equations, which learn the map from the input sequences of observed samples to the predicted values. Most existing works build the model in the original…

机器学习 · 计算机科学 2024-12-23 Tian Wang , Chuang Wang

We present ConDiff, a novel dataset for scientific machine learning. ConDiff focuses on the parametric diffusion equation with space dependent coefficients, a fundamental problem in many applications of partial differential equations…

Understanding the neural basis of behavior is a fundamental goal in neuroscience. Current research in large-scale neuro-behavioral data analysis often relies on decoding models, which quantify behavioral information in neural data but lack…

神经元与认知 · 定量生物学 2024-11-27 Yule Wang , Chengrui Li , Weihan Li , Anqi Wu

Purpose: In surgical navigation, pre-operative organ models are presented to surgeons during the intervention to help them in efficiently finding their target. In the case of soft tissue, these models need to be deformed and adapted to the…

图形学 · 计算机科学 2019-04-02 Micha Pfeiffer , Carina Riediger , Jürgen Weitz , Stefanie Speidel

Learning accurate scene reconstruction without pose priors in neural radiance fields is challenging due to inherent geometric ambiguity. Recent development either relies on correspondence priors for regularization or uses off-the-shelf flow…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Xunzhi Zheng , Dan Xu

We present a novel approach based on artificial neural networks, so-called geodesyNets, and present compelling evidence of their ability to serve as accurate geodetic models of highly irregular bodies using minimal prior information on the…

地球与行星天体物理 · 物理学 2021-05-28 Dario Izzo , Pablo Gómez

This paper presents a new method for parallel-jaw grasping of isolated objects from depth images, under large gripper pose uncertainty. Whilst most approaches aim to predict the single best grasp pose from an image, our method first…

机器人学 · 计算机科学 2016-09-14 Edward Johns , Stefan Leutenegger , Andrew J. Davison

Deformable image registration and regression are important tasks in medical image analysis. However, they are computationally expensive, especially when analyzing large-scale datasets that contain thousands of images. Hence, cluster…

计算机视觉与模式识别 · 计算机科学 2017-11-17 Zhipeng Ding , Greg Fleishman , Xiao Yang , Paul Thompson , Roland Kwitt , Marc Niethammer

We introduce Geometric Neural Operators (GNPs) for accounting for geometric contributions in data-driven deep learning of operators. We show how GNPs can be used (i) to estimate geometric properties, such as the metric and curvatures, (ii)…

机器学习 · 计算机科学 2024-04-18 Blaine Quackenbush , Paul J. Atzberger

Fast, geometry-generalizing surrogates for unsteady flow remain challenging. We present a time-dependent, geometry-aware Deep Operator Network that predicts velocity fields for moderate-Re flows around parametric and non-parametric shapes.…

流体动力学 · 物理学 2025-12-05 Ali Rabeh , Suresh Murugaiyan , Adarsh Krishnamurthy , Baskar Ganapathysubramanian

Most publicly accessible remote sensing data suffer from low resolution, limiting their practical applications. To address this, we propose a diffusion model guided by neural operators for continuous remote sensing image super-resolution…

图像与视频处理 · 电气工程与系统科学 2025-11-06 Zihao Xu , Yuzhi Tang , Bowen Xu , Qingquan Li

Unsupervised pixel-level defective region segmentation is an important task in image-based anomaly detection for various industrial applications. The state-of-the-art methods have their own advantages and limitations:…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Shancong Mou , Meng Cao , Haoping Bai , Ping Huang , Jianjun Shi , Jiulong Shan

Neural operators have emerged as promising frameworks for learning mappings governed by partial differential equations (PDEs), serving as data-driven alternatives to traditional numerical methods. While methods such as the Fourier neural…

机器学习 · 计算机科学 2025-04-21 Minsu Koh , Beom-Chul Park , Heejo Kong , Seong-Whan Lee

Deep learning-based methods have recently demonstrated promising results in deformable image registration for a wide range of medical image analysis tasks. However, existing deep learning-based methods are usually limited to small…

图像与视频处理 · 电气工程与系统科学 2020-07-01 Tony C. W. Mok , Albert C. S. Chung

Operator learning has become a powerful tool in machine learning for modeling complex physical systems governed by partial differential equations (PDEs). Although Deep Operator Networks (DeepONet) show promise, they require extensive data…

机器学习 · 计算机科学 2024-12-09 Xinling Yu , Sean Hooten , Ziyue Liu , Yequan Zhao , Marco Fiorentino , Thomas Van Vaerenbergh , Zheng Zhang

In this study, we introduce BirdNeRF, an adaptation of Neural Radiance Fields (NeRF) designed specifically for reconstructing large-scale scenes using aerial imagery. Unlike previous research focused on small-scale and object-centric NeRF…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Huiqing Zhang , Yifei Xue , Ming Liao , Yizhen Lao

Time-dependent partial differential equations (PDEs) for classic physical systems are established based on the conservation of mass, momentum, and energy, which are ubiquitous in scientific and engineering applications. These PDEs are…

机器学习 · 计算机科学 2025-01-14 Jiangce Chen , Wenzhuo Xu , Zeda Xu , Noelia Grande Gutiérrez , Sneha Prabha Narra , Christopher McComb

This paper presents a novel method for modeling the shape of a continuum robot as a Neural Configuration Euclidean Distance Function (N-CEDF). By learning separate distance fields for each link and combining them through the kinematics…

机器人学 · 计算机科学 2025-02-28 Kehan Long , Hardik Parwana , Georgios Fainekos , Bardh Hoxha , Hideki Okamoto , Nikolay Atanasov

Reconstructing the 3D shape of a deformable environment from the information captured by a moving depth camera is highly relevant to surgery. The underlying challenge is the fact that simultaneously estimating camera motion and tissue…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Guido Caccianiga , Julian Nubert , Cesar Cadena , Marco Hutter , Katherine J. Kuchenbecker

Deep neural networks are being increasingly used for short-term traffic flow prediction, which can be generally categorized as convolutional (CNNs) or graph neural networks (GNNs). CNNs are preferable for region-wise traffic prediction by…

物理与社会 · 物理学 2021-10-12 Wei Zeng , Chengqiao Lin , Kang Liu , Juncong Lin , Anthony K. H. Tung
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