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Multi-view neural surface reconstruction has exhibited impressive results. However, a notable limitation is the prohibitively slow inference time when compared to traditional techniques, primarily attributed to the dense sampling, required…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Chaerin Min , Sehyun Cha , Changhee Won , Jongwoo Lim

We propose a novel method for reconstructing explicit parameterized surfaces from Signed Distance Fields (SDFs), a widely used implicit neural representation (INR) for 3D surfaces. While traditional reconstruction methods like Marching…

Graphics · Computer Science 2024-10-07 Haotian Yin , Przemyslaw Musialski

We present an end-to-end 3D reconstruction method for a scene by directly regressing a truncated signed distance function (TSDF) from a set of posed RGB images. Traditional approaches to 3D reconstruction rely on an intermediate…

Computer Vision and Pattern Recognition · Computer Science 2020-10-15 Zak Murez , Tarrence van As , James Bartolozzi , Ayan Sinha , Vijay Badrinarayanan , Andrew Rabinovich

Existing methods in neural scene reconstruction utilize the Signed Distance Function (SDF) to model the density function. However, in indoor scenes, the density computed from the SDF for a sampled point may not consistently reflect its real…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Ruihong Yin , Yunlu Chen , Sezer Karaoglu , Theo Gevers

We present a novel method, called NeuralUDF, for reconstructing surfaces with arbitrary topologies from 2D images via volume rendering. Recent advances in neural rendering based reconstruction have achieved compelling results. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Xiaoxiao Long , Cheng Lin , Lingjie Liu , Yuan Liu , Peng Wang , Christian Theobalt , Taku Komura , Wenping Wang

Recent works on 3D reconstruction from posed images have demonstrated that direct inference of scene-level 3D geometry without test-time optimization is feasible using deep neural networks, showing remarkable promise and high efficiency.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Noah Stier , Anurag Ranjan , Alex Colburn , Yajie Yan , Liang Yang , Fangchang Ma , Baptiste Angles

Given only a set of images, neural implicit surface representation has shown its capability in 3D surface reconstruction. However, as the nature of per-scene optimization is based on the volumetric rendering of color, previous neural…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Jing Li , Jinpeng Yu , Ruoyu Wang , Zhengxin Li , Zhengyu Zhang , Lina Cao , Shenghua Gao

To reconstruct a 3D scene from a set of calibrated views, traditional multi-view stereo techniques rely on two distinct stages: local depth maps computation and global depth maps fusion. Recent studies concentrate on deep neural…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Jaesung Choe , Sunghoon Im , Francois Rameau , Minjun Kang , In So Kweon

Neural Surface Reconstruction has become a standard methodology for indoor 3D reconstruction, with Signed Distance Functions (SDFs) proving particularly effective for representing scene geometry. A variety of applications require a detailed…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Remi Chierchia , Léo Lebrat , David Ahmedt-Aristizabal , Olivier Salvado , Clinton Fookes , Rodrigo Santa Cruz

Neural 3D implicit representations learn priors that are useful for diverse applications, such as single- or multiple-view 3D reconstruction. A major downside of existing approaches while rendering an image is that they require evaluating…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Tarun Yenamandra , Ayush Tewari , Nan Yang , Florian Bernard , Christian Theobalt , Daniel Cremers

It is vital to infer a signed distance function (SDF) in multi-view based surface reconstruction. 3D Gaussian splatting (3DGS) provides a novel perspective for volume rendering, and shows advantages in rendering efficiency and quality.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Wenyuan Zhang , Yu-Shen Liu , Zhizhong Han

Multi-view shape reconstruction has achieved impressive progresses thanks to the latest advances in neural implicit surface rendering. However, existing methods based on signed distance function (SDF) are limited to closed surfaces, failing…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Yu-Tao Liu , Li Wang , Jie yang , Weikai Chen , Xiaoxu Meng , Bo Yang , Lin Gao

Dense reconstruction and differentiable rendering are fundamental tightly connected operations in 3D vision and computer graphics. Recent neural implicit representations demonstrate compelling advantages in reconstruction fidelity and…

Robotics · Computer Science 2026-05-25 Zhirui Dai , Hojoon Shin , Yulun Tian , Ki Myung Brian Lee , Nikolay Atanasov

In this paper, we develop a new method, termed SDF-3DGAN, for 3D object generation and 3D-Aware image synthesis tasks, which introduce implicit Signed Distance Function (SDF) as the 3D object representation method in the generative field.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Lutao Jiang , Ruyi Ji , Libo Zhang

Signed distance functions (SDFs) is an attractive framework that has recently shown promising results for 3D shape reconstruction from images. SDFs seamlessly generalize to different shape resolutions and topologies but lack explicit…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Zerui Chen , Shizhe Chen , Cordelia Schmid , Ivan Laptev

Dense 3D object reconstruction from a single image has recently witnessed remarkable advances, but supervising neural networks with ground-truth 3D shapes is impractical due to the laborious process of creating paired image-shape datasets.…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Chen-Hsuan Lin , Chaoyang Wang , Simon Lucey

Surface reconstruction from multi-view images is a core challenge in 3D vision. Recent studies have explored signed distance fields (SDF) within Neural Radiance Fields (NeRF) to achieve high-fidelity surface reconstructions. However, these…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Baixin Xu , Jiangbei Hu , Jiaze Li , Ying He

Recent works on implicit neural representations have shown promising results for multi-view surface reconstruction. However, most approaches are limited to relatively simple geometries and usually require clean object masks for…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Jingyang Zhang , Yao Yao , Long Quan

We introduce a novel depth estimation technique for multi-frame structured light setups using neural implicit representations of 3D space. Our approach employs a neural signed distance field (SDF), trained through self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Rukun Qiao , Hiroshi Kawasaki , Hongbin Zha

Indoor scenes we are living in are visually homogenous or textureless, while they inherently have structural forms and provide enough structural priors for 3D scene reconstruction. Motivated by this fact, we propose a structure-aware online…

Robotics · Computer Science 2024-03-26 Jaehoon Jang , Inha Lee , Minje Kim , Kyungdon Joo
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