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Neural Radiance Fields (NeRF) have demonstrated exceptional capabilities in reconstructing complex scenes with high fidelity. However, NeRF's view dependency can only handle low-frequency reflections. It falls short when handling complex…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Chen Gao , Yipeng Wang , Changil Kim , Jia-Bin Huang , Johannes Kopf

Inferring a meaningful geometric scene representation from a single image is a fundamental problem in computer vision. Approaches based on traditional depth map prediction can only reason about areas that are visible in the image.…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Felix Wimbauer , Nan Yang , Christian Rupprecht , Daniel Cremers

We propose VDN-NeRF, a method to train neural radiance fields (NeRFs) for better geometry under non-Lambertian surface and dynamic lighting conditions that cause significant variation in the radiance of a point when viewed from different…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Bingfan Zhu , Yanchao Yang , Xulong Wang , Youyi Zheng , Leonidas Guibas

Neural Radiance Field (NeRF) approaches learn the underlying 3D representation of a scene and generate photo-realistic novel views with high fidelity. However, most proposed settings concentrate on modelling a single object or a single…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Ankit Dhiman , Srinath R , Harsh Rangwani , Rishubh Parihar , Lokesh R Boregowda , Srinath Sridhar , R Venkatesh Babu

Neural radiance field (NeRF) has achieved impressive results in high-quality 3D scene reconstruction. However, NeRF heavily relies on precise camera poses. While recent works like BARF have introduced camera pose optimization within NeRF,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Yunlong Ran , Yanxu Li , Qi Ye , Yuchi Huo , Zechun Bai , Jiahao Sun , Jiming Chen

This paper presents a novel approach for sparse 3D reconstruction by leveraging the expressive power of Neural Radiance Fields (NeRFs) and fast transfer of their features to learn accurate occupancy fields. Existing 3D reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Shubhendu Jena , Franck Multon , Adnane Boukhayma

Neural radiance fields (NeRF) have revolutionized the field of image-based view synthesis. However, NeRF uses straight rays and fails to deal with complicated light path changes caused by refraction and reflection. This prevents NeRF from…

Computer Vision and Pattern Recognition · Computer Science 2023-09-25 Xiaoxue Chen , Junchen Liu , Hao Zhao , Guyue Zhou , Ya-Qin Zhang

We present PVSeRF, a learning framework that reconstructs neural radiance fields from single-view RGB images, for novel view synthesis. Previous solutions, such as pixelNeRF, rely only on pixel-aligned features and suffer from feature…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Xianggang Yu , Jiapeng Tang , Yipeng Qin , Chenghong Li , Linchao Bao , Xiaoguang Han , Shuguang Cui

Neural radiance fields (NeRFs) have demonstrated state-of-the-art performance for 3D computer vision tasks, including novel view synthesis and 3D shape reconstruction. However, these methods fail in adverse weather conditions. To address…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Wei-Ting Chen , Wang Yifan , Sy-Yen Kuo , Gordon Wetzstein

We present Neural Articulated Radiance Field (NARF), a novel deformable 3D representation for articulated objects learned from images. While recent advances in 3D implicit representation have made it possible to learn models of complex…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Atsuhiro Noguchi , Xiao Sun , Stephen Lin , Tatsuya Harada

With dense inputs, Neural Radiance Fields (NeRF) is able to render photo-realistic novel views under static conditions. Although the synthesis quality is excellent, existing NeRF-based methods fail to obtain moderate three-dimensional (3D)…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Shu Chen , Junyao Li , Yang Zhang , Beiji Zou

Several variants of Neural Radiance Fields (NeRFs) have significantly improved the accuracy of synthesized images and surface reconstruction of 3D scenes/objects. In all of these methods, a key characteristic is that none can train the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Gonçalo Dias Pais , Valter Piedade , Moitreya Chatterjee , Marcus Greiff , Pedro Miraldo

There has been rapid progress recently on 3D human rendering, including novel view synthesis and pose animation, based on the advances of neural radiance fields (NeRF). However, most existing methods focus on person-specific training and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Xiangjun Gao , Jiaolong Yang , Jongyoo Kim , Sida Peng , Zicheng Liu , Xin Tong

We present animatable neural radiance fields (animatable NeRF) for detailed human avatar creation from monocular videos. Our approach extends neural radiance fields (NeRF) to the dynamic scenes with human movements via introducing explicit…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Jianchuan Chen , Ying Zhang , Di Kang , Xuefei Zhe , Linchao Bao , Xu Jia , Huchuan Lu

Neural Radiance Fields (NeRF) have received considerable attention recently, due to its impressive capability in photo-realistic 3D reconstruction and novel view synthesis, given a set of posed camera images. Earlier work usually assumes…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Peng Wang , Lingzhe Zhao , Ruijie Ma , Peidong Liu

Neural Radiance Fields (NeRFs) provide a high fidelity, continuous scene representation that can realistically represent complex behaviour of light. Despite works like Ref-NeRF improving geometry through physics-inspired models, the ability…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Jack Naylor , Viorela Ila , Donald G. Dansereau

We present neural radiance fields for rendering and temporal (4D) reconstruction of humans in motion (H-NeRF), as captured by a sparse set of cameras or even from a monocular video. Our approach combines ideas from neural scene…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Hongyi Xu , Thiemo Alldieck , Cristian Sminchisescu

We present a novel paradigm of building an animatable 3D human representation from a monocular video input, such that it can be rendered in any unseen poses and views. Our method is based on a dynamic Neural Radiance Field (NeRF) rigged by…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Gusi Te , Xiu Li , Xiao Li , Jinglu Wang , Wei Hu , Yan Lu

Neural radiance fields (NeRF) have gained prominence as a machine learning technique for representing 3D scenes and estimating the bidirectional reflectance distribution function (BRDF) from multiple images. However, most existing research…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Lulin Zhang , Ewelina Rupnik , Tri Dung Nguyen , Stéphane Jacquemoud , Yann Klinger

In this work, we focus on synthesizing high-fidelity novel view images for arbitrary human performers, given a set of sparse multi-view images. It is a challenging task due to the large variation among articulated body poses and heavy…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Jianchuan Chen , Wentao Yi , Liqian Ma , Xu Jia , Huchuan Lu
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