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State-of-the-art neural network models estimate large displacement optical flow in multi-resolution and use warping to propagate the estimation between two resolutions. Despite their impressive results, it is known that there are two…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Yao Lu , Jack Valmadre , Heng Wang , Juho Kannala , Mehrtash Harandi , Philip H. S. Torr

We solve the problem of 6-DoF localisation and 3D dense reconstruction in spatial environments as approximate Bayesian inference in a deep state-space model. Our approach leverages both learning and domain knowledge from multiple-view…

机器学习 · 统计学 2021-03-16 Atanas Mirchev , Baris Kayalibay , Patrick van der Smagt , Justin Bayer

We introduce Universal Solution Manifold Network (USM-Net), a novel surrogate model, based on Artificial Neural Networks (ANNs), which applies to differential problems whose solution depends on physical and geometrical parameters. Our…

数值分析 · 数学 2022-04-19 Francesco Regazzoni , Stefano Pagani , Alfio Quarteroni

This paper addresses the problem of controlling a continuum manipulator (CM) in free or obstructed environments with no prior knowledge about the deformation behavior of the CM and the stiffness and geometry of the interacting obstructed…

机器人学 · 计算机科学 2020-05-06 Farshid Alambeigi , Zerui Wang , Yun-Hui Liu , Russell H. Taylor , Mehran Armand

The escalating parameter counts in modern deep learning models pose a fundamental challenge to efficient training and resolution of overfitting. We address this by introducing the \emph{Mapping Networks} which replace the high dimensional…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Lord Sen , Shyamapada Mukherjee

We present a method to automatically compute correct gradients with respect to geometric scene parameters in neural SDF renderers. Recent physically-based differentiable rendering techniques for meshes have used edge-sampling to handle…

Why do deep neural networks (DNNs) benefit from very high dimensional parameter spaces? Their huge parameter complexities vs stunning performance in practice is all the more intriguing and not explainable using the standard theory of model…

机器学习 · 计算机科学 2025-06-12 Ke Sun , Frank Nielsen

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

Establishing point-to-point correspondences across multiple 3D shapes is a fundamental problem in computer vision and graphics. In this paper, we introduce DcMatch, a novel unsupervised learning framework for non-rigid multi-shape matching.…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Tianwei Ye , Yong Ma , Xiaoguang Mei

Human vision demonstrates higher robustness than current AI algorithms under out-of-distribution scenarios. It has been conjectured such robustness benefits from performing analysis-by-synthesis. Our paper formulates triple vision tasks in…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Angtian Wang , Wufei Ma , Alan Yuille , Adam Kortylewski

Multimodal registration is a challenging problem in medical imaging due the high variability of tissue appearance under different imaging modalities. The crucial component here is the choice of the right similarity measure. We make a step…

计算机视觉与模式识别 · 计算机科学 2016-09-20 Martin Simonovsky , Benjamín Gutiérrez-Becker , Diana Mateus , Nassir Navab , Nikos Komodakis

Deep neural networks are increasingly used for pair-wise image registration. We propose to extend current learning-based image registration to allow simultaneous registration of multiple images. To achieve this, we build upon the pair-wise…

图像与视频处理 · 电气工程与系统科学 2020-10-02 Tycho F. A. van der Ouderaa , Ivana Išgum , Wouter B. Veldhuis , Bob D. de Vos

Quadrotor stability under complex dynamic disturbances and model uncertainties poses significant challenges. One of them remains the underfitting problem in high-dimensional features, which limits the identification capability of current…

系统与控制 · 电气工程与系统科学 2025-10-06 Tianhua Gao

Mesh-based simulations are central to modeling complex physical systems in many disciplines across science and engineering. Mesh representations support powerful numerical integration methods and their resolution can be adapted to strike…

机器学习 · 计算机科学 2021-06-21 Tobias Pfaff , Meire Fortunato , Alvaro Sanchez-Gonzalez , Peter W. Battaglia

We are interested in derivative-free optimization of high-dimensional functions. The sample complexity of existing methods is high and depends on problem dimensionality, unlike the dimensionality-independent rates of first-order methods.…

机器学习 · 计算机科学 2020-04-28 Ozan Sener , Vladlen Koltun

Up-to-date High-Definition (HD) maps are essential for self-driving cars. To achieve constantly updated HD maps, we present a deep neural network (DNN), Diff-Net, to detect changes in them. Compared to traditional methods based on object…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Lei He , Shengjie Jiang , Xiaoqing Liang , Ning Wang , Shiyu Song

This paper presents a predictive model for estimating regularization parameters of diffeomorphic image registration. We introduce a novel framework that automatically determines the parameters controlling the smoothness of diffeomorphic…

图像与视频处理 · 电气工程与系统科学 2022-02-08 Jian Wang , Miaomiao Zhang

Recent developments in mechanical, aerospace, and structural engineering have driven a growing need for efficient ways to model and analyse structures at much larger and more complex scales than before. While established numerical methods…

机器学习 · 计算机科学 2025-07-29 Rui Wu , Nikola Kovachki , Burigede Liu

We proposed a framework for solving inverse problems in differential equations based on neural networks and automatic differentiation. Neural networks are used to approximate hidden fields. We analyze the source of errors in the framework…

数值分析 · 数学 2024-12-20 Kailai Xu , Eric Darve

A generative modeling framework is proposed that combines diffusion models and manifold learning to efficiently sample data densities on manifolds. The approach utilizes Diffusion Maps to uncover possible low-dimensional underlying (latent)…

机器学习 · 计算机科学 2025-04-22 Dimitris G. Giovanis , Ellis Crabtree , Roger G. Ghanem , Ioannis G. Kevrekidis