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Learning solution operators of partial differential equations (PDEs) from data has emerged as a promising route to fast surrogate models in multi-query scientific workflows. However, for geometric PDEs whose inputs and outputs transform…

人工智能 · 计算机科学 2026-03-17 Pengcheng Cheng

Proper segmentation of organs-at-risk is important for radiation therapy, surgical planning, and diagnostic decision-making in medical image analysis. While deep learning-based segmentation architectures have made significant progress, they…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Riad Hassan , M. Rubaiyat Hossain Mondal , Sheikh Iqbal Ahamed , Fahad Mostafa , Md Mostafijur Rahman

Neural networks have shown great potential in accelerating the solution of partial differential equations (PDEs). Recently, there has been a growing interest in introducing physics constraints into training neural PDE solvers to reduce the…

机器学习 · 计算机科学 2023-05-30 Xinquan Huang , Wenlei Shi , Qi Meng , Yue Wang , Xiaotian Gao , Jia Zhang , Tie-Yan Liu

We present an end-to-end algorithm for training deep neural networks to grasp novel objects. Our algorithm builds all the essential components of a grasping system using a forward-backward automatic differentiation approach, including the…

机器人学 · 计算机科学 2020-07-16 Min Liu , Zherong Pan , Kai Xu , Kanishka Ganguly , Dinesh Manocha

Estimating 6D poses and reconstructing 3D shapes of objects in open-world scenes from RGB-depth image pairs is challenging. Many existing methods rely on learning geometric features that correspond to specific templates while disregarding…

计算机视觉与模式识别 · 计算机科学 2023-08-07 Haowen Wang , Zhipeng Fan , Zhen Zhao , Zhengping Che , Zhiyuan Xu , Dong Liu , Feifei Feng , Yakun Huang , Xiuquan Qiao , Jian Tang

We explore using neural operators, or neural network representations of nonlinear maps between function spaces, to accelerate infinite-dimensional Bayesian inverse problems (BIPs) with models governed by nonlinear parametric partial…

We introduce a neural implicit framework that exploits the differentiable properties of neural networks and the discrete geometry of point-sampled surfaces to approximate them as the level sets of neural implicit functions. To train a…

图形学 · 计算机科学 2024-03-07 Tiago Novello , Guilherme Schardong , Luiz Schirmer , Vinicius da Silva , Helio Lopes , Luiz Velho

The goal of this project is to learn a 3D shape representation that enables accurate surface reconstruction, compact storage, efficient computation, consistency for similar shapes, generalization across diverse shape categories, and…

计算机视觉与模式识别 · 计算机科学 2020-06-15 Kyle Genova , Forrester Cole , Avneesh Sud , Aaron Sarna , Thomas Funkhouser

In this paper, we present an initial attempt to learn evolution PDEs from data. Inspired by the latest development of neural network designs in deep learning, we propose a new feed-forward deep network, called PDE-Net, to fulfill two…

数值分析 · 数学 2018-01-03 Zichao Long , Yiping Lu , Xianzhong Ma , Bin Dong

With an aim to increase the capture range and accelerate the performance of state-of-the-art inter-subject and subject-to-template 3D registration, we propose deep learning-based methods that are trained to find the 3D position of…

计算机视觉与模式识别 · 计算机科学 2018-08-21 Seyed Sadegh Mohseni Salehi , Shadab Khan , Deniz Erdogmus , Ali Gholipour

Neural operator learning directly constructs the mapping relationship from the equation parameter space to the solution space, enabling efficient direct inference in practical applications without the need for repeated solution of partial…

机器学习 · 计算机科学 2026-04-28 Heng Wu , Junjie Wang , Benzhuo Lu

The interpretation of seismic data is vital for characterizing sediments' shape in areas of geological study. In seismic interpretation, deep learning becomes useful for reducing the dependence on handcrafted facies segmentation geometry…

图像与视频处理 · 电气工程与系统科学 2022-04-20 Gefersom Lima , Gabriel Ramos , Sandro Rigo , Felipe Zeiser , Ariane da Silveira

The majority of descriptor-based methods for geometric processing of non-rigid shape rely on hand-crafted descriptors. Recently, learning-based techniques have been shown effective, achieving state-of-the-art results in a variety of tasks.…

计算机视觉与模式识别 · 计算机科学 2020-02-10 Zhangsihao Yang , Or Litany , Tolga Birdal , Srinath Sridhar , Leonidas Guibas

Fourier Neural Operators are deep learning models that learn mappings between function spaces and can be used to learn and solve partial differential equations (PDEs), in some cases significantly faster than traditional PDE solvers. Within…

机器学习 · 计算机科学 2026-05-05 Michael F. Staddon

We present NeRFVS, a novel neural radiance fields (NeRF) based method to enable free navigation in a room. NeRF achieves impressive performance in rendering images for novel views similar to the input views while suffering for novel views…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Chen Yang , Peihao Li , Zanwei Zhou , Shanxin Yuan , Bingbing Liu , Xiaokang Yang , Weichao Qiu , Wei Shen

Deep image prior (DIP) is a recently proposed technique for solving imaging inverse problems by fitting the reconstructed images to the output of an untrained convolutional neural network. Unlike pretrained feedforward neural networks, the…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Kevin Zhang , Mingyang Xie , Maharshi Gor , Yi-Ting Chen , Yvonne Zhou , Christopher A. Metzler

We propose to learn a low-dimensional probabilistic deformation model from data which can be used for registration and the analysis of deformations. The latent variable model maps similar deformations close to each other in an encoding…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Julian Krebs , Hervé Delingette , Boris Mailhé , Nicholas Ayache , Tommaso Mansi

Reconstructing neuron morphology from 3D light microscope imaging data is critical to aid neuroscientists in analyzing brain networks and neuroanatomy. With the boost from deep learning techniques, a variety of learning-based segmentation…

图像与视频处理 · 电气工程与系统科学 2025-02-18 Yik San Cheng , Runkai Zhao , Heng Wang , Hanchuan Peng , Yui Lo , Yuqian Chen , Lauren J. O'Donnell , Weidong Cai

Current fMRI decoders face a performance-fidelity trade-off where efficient ID encoders outperform geometrically faithful surface-based models. We argue this is partly driven by inefficient surface tokenization and the failure to use…

人工智能 · 计算机科学 2026-05-26 Sijin Yu , Zijiao Chen , Zhenyu Yang , Zihao Tan , Jiakun Xu , Zhongliang Liu , Shengxian Chen , Wenxuan Wu , Xiangmin Xu , Xin Zhang

We present NeRFEditor, an efficient learning framework for 3D scene editing, which takes a video captured over 360{\deg} as input and outputs a high-quality, identity-preserving stylized 3D scene. Our method supports diverse types of…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Chunyi Sun , Yanbin Liu , Junlin Han , Stephen Gould