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Related papers: Neural Kernel Surface Reconstruction

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High-fidelity 3D scene reconstruction has been substantially advanced by recent progress in neural fields. However, most existing methods train a separate network from scratch for each individual scene. This is not scalable, inefficient,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Yang Fu , Shalini De Mello , Xueting Li , Amey Kulkarni , Jan Kautz , Xiaolong Wang , Sifei Liu

This paper presents a unified surface reconstruction and rendering framework for LiDAR-visual systems, integrating Neural Radiance Fields (NeRF) and Neural Distance Fields (NDF) to recover both appearance and structural information from…

Robotics · Computer Science 2024-09-10 Jianheng Liu , Chunran Zheng , Yunfei Wan , Bowen Wang , Yixi Cai , Fu Zhang

Neural implicit surface representations are currently receiving a lot of interest as a means to achieve high-fidelity surface reconstruction at a low memory cost, compared to traditional explicit representations.However, state-of-the-art…

Robotics · Computer Science 2024-09-20 Shuo Sun , Malcolm Mielle , Achim J. Lilienthal , Martin Magnusson

We introduce SparseNeuS, a novel neural rendering based method for the task of surface reconstruction from multi-view images. This task becomes more difficult when only sparse images are provided as input, a scenario where existing neural…

Computer Vision and Pattern Recognition · Computer Science 2022-08-03 Xiaoxiao Long , Cheng Lin , Peng Wang , Taku Komura , Wenping Wang

We present a novel framework named NeuralRecon for real-time 3D scene reconstruction from a monocular video. Unlike previous methods that estimate single-view depth maps separately on each key-frame and fuse them later, we propose to…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Jiaming Sun , Yiming Xie , Linghao Chen , Xiaowei Zhou , Hujun Bao

Reconstructing the high-fidelity surface from multi-view images, especially sparse images, is a critical and practical task that has attracted widespread attention in recent years. However, existing methods are impeded by the memory…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Rui Peng , Shihe Shen , Kaiqiang Xiong , Huachen Gao , Jianbo Jiao , Xiaodong Gu , Ronggang Wang

Representing 3D objects and scenes with neural radiance fields has become very popular over the last years. Recently, surface-based representations have been proposed, that allow to reconstruct 3D objects from simple photographs. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Sarthak Gupta , Patrik Huber

Modeling scene geometry using implicit neural representation has revealed its advantages in accuracy, flexibility, and low memory usage. Previous approaches have demonstrated impressive results using color or depth images but still have…

Robotics · Computer Science 2023-03-01 Dongyu Yan , Xiaoyang Lyu , Jieqi Shi , Yi Lin

Semantic scene understanding from point clouds is particularly challenging as the points reflect only a sparse set of the underlying 3D geometry. Previous works often convert point cloud into regular grids (e.g. voxels or bird-eye view…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Yinyu Nie , Ji Hou , Xiaoguang Han , Matthias Nießner

We present a novel approach to large-scale point cloud surface reconstruction by developing an efficient framework that converts an irregular point cloud into a signed distance field (SDF). Our backbone builds upon recent transformer-based…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Zhen Li , Weiwei Sun , Shrisudhan Govindarajan , Shaobo Xia , Daniel Rebain , Kwang Moo Yi , Andrea Tagliasacchi

Neural implicit 3D representations have emerged as a powerful paradigm for reconstructing surfaces from multi-view images and synthesizing novel views. Unfortunately, existing methods such as DVR or IDR require accurate per-pixel object…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Michael Oechsle , Songyou Peng , Andreas Geiger

Implicit surfaces via neural radiance fields (NeRF) have shown surprising accuracy in surface reconstruction. Despite their success in reconstructing richly textured surfaces, existing methods struggle with planar regions with weak…

Computer Vision and Pattern Recognition · Computer Science 2024-08-19 Albert Gassol Puigjaner , Edoardo Mello Rella , Erik Sandström , Ajad Chhatkuli , Luc Van Gool

We present a novel neural surface reconstruction method called NeuralRoom for reconstructing room-sized indoor scenes directly from a set of 2D images. Recently, implicit neural representations have become a promising way to reconstruct…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Yusen Wang , Zongcheng Li , Yu Jiang , Kaixuan Zhou , Tuo Cao , Yanping Fu , Chunxia Xiao

Reconstruction and intrinsic decomposition of scenes from captured imagery would enable many applications such as relighting and virtual object insertion. Recent NeRF based methods achieve impressive fidelity of 3D reconstruction, but bake…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Zian Wang , Tianchang Shen , Jun Gao , Shengyu Huang , Jacob Munkberg , Jon Hasselgren , Zan Gojcic , Wenzheng Chen , Sanja Fidler

We propose a new method for reconstructing controllable implicit 3D human models from sparse multi-view RGB videos. Our method defines the neural scene representation on the mesh surface points and signed distances from the surface of a…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Tianhan Xu , Yasuhiro Fujita , Eiichi Matsumoto

In this work, we present a new method for 3D face reconstruction from sparse-view RGB images. Unlike previous methods which are built upon 3D morphable models (3DMMs) with limited details, we leverage an implicit representation to encode…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Moran Li , Haibin Huang , Yi Zheng , Mengtian Li , Nong Sang , Chongyang Ma

Existing neural implicit surface reconstruction methods have achieved impressive performance in multi-view 3D reconstruction by leveraging explicit geometry priors such as depth maps or point clouds as regularization. However, the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Hanlin Chen , Chen Li , Yunsong Wang , Gim Hee Lee

We introduce Neural Poisson Surface Reconstruction (nPSR), an architecture for shape reconstruction that addresses the challenge of recovering 3D shapes from points. Traditional deep neural networks face challenges with common 3D shape…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Hector Andrade-Loarca , Julius Hege , Daniel Cremers , Gitta Kutyniok

Reconstructing a surface from a point cloud is an underdetermined problem. We use a neural network to study and quantify this reconstruction uncertainty under a Poisson smoothness prior. Our algorithm addresses the main limitations of…

Graphics · Computer Science 2023-09-22 Silvia Sellán , Alec Jacobson

We study the problem of reconstructing 3D feature curves of an object from a set of calibrated multi-view images. To do so, we learn a neural implicit field representing the density distribution of 3D edges which we refer to as Neural Edge…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Yunfan Ye , Renjiao Yi , Zhirui Gao , Chenyang Zhu , Zhiping Cai , Kai Xu