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In this paper, we propose a novel end-to-end relightable neural inverse rendering system that achieves high-quality reconstruction of geometry and material properties, thus enabling high-quality relighting. The cornerstone of our method is…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Deheng Zhang , Jingyu Wang , Shaofei Wang , Marko Mihajlovic , Sergey Prokudin , Hendrik P. A. Lensch , Siyu Tang

NeRFmm is the Neural Radiance Fields (NeRF) that deal with Joint Optimization tasks, i.e., reconstructing real-world scenes and registering camera parameters simultaneously. Despite NeRFmm producing precise scene synthesis and pose…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Yitong Xia , Hao Tang , Radu Timofte , Luc Van Gool

We present Progressively Deblurring Radiance Field (PDRF), a novel approach to efficiently reconstruct high quality radiance fields from blurry images. While current State-of-The-Art (SoTA) scene reconstruction methods achieve…

计算机视觉与模式识别 · 计算机科学 2022-08-18 Cheng Peng , Rama Chellappa

While NeRF has shown great success for neural reconstruction and rendering, its limited MLP capacity and long per-scene optimization times make it challenging to model large-scale indoor scenes. In contrast, classical 3D reconstruction…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Xiaoshuai Zhang , Sai Bi , Kalyan Sunkavalli , Hao Su , Zexiang Xu

Although there has been significant progress in neural radiance fields, an issue on dynamic illumination changes still remains unsolved. Different from relevant works that parameterize time-variant/-invariant components in scenes, subjects'…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Changyeon Won , Hyunjun Jung , Jungu Cho , Seonmi Park , Chi-Hoon Lee , Hae-Gon Jeon

Neural Radiance Fields (NeRF) have emerged as a powerful representation for the task of novel view synthesis due to their simplicity and state-of-the-art performance. Though NeRF can produce photorealistic renderings of unseen viewpoints…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Michael Niemeyer , Jonathan T. Barron , Ben Mildenhall , Mehdi S. M. Sajjadi , Andreas Geiger , Noha Radwan

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…

计算机视觉与模式识别 · 计算机科学 2023-09-25 Xiaoxue Chen , Junchen Liu , Hao Zhao , Guyue Zhou , Ya-Qin Zhang

Most NeRF-based models are designed for learning the entire scene, and complex scenes can lead to longer learning times and poorer rendering effects. This paper utilizes scene semantic priors to make improvements in fast training, allowing…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Yuesong Li , Feng Pan , Helong Yan , Xiuli Xin , Xiaoxue Feng

We present a scheme for fast environment light estimation from the RGBD appearance of individual objects and their local image areas. Conventional inverse rendering is too computationally demanding for real-time applications, and the…

计算机视觉与模式识别 · 计算机科学 2020-08-07 Xin Wei , Guojun Chen , Yue Dong , Stephen Lin , Xin Tong

We present a novel framework to regularize Neural Radiance Field (NeRF) in a few-shot setting with a geometry-aware consistency regularization. The proposed approach leverages a rendered depth map at unobserved viewpoint to warp sparse…

计算机视觉与模式识别 · 计算机科学 2023-04-28 Min-seop Kwak , Jiuhn Song , Seungryong Kim

This paper presents a novel grid-based NeRF called F2-NeRF (Fast-Free-NeRF) for novel view synthesis, which enables arbitrary input camera trajectories and only costs a few minutes for training. Existing fast grid-based NeRF training…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Peng Wang , Yuan Liu , Zhaoxi Chen , Lingjie Liu , Ziwei Liu , Taku Komura , Christian Theobalt , Wenping Wang

Online reconstructing and rendering of large-scale indoor scenes is a long-standing challenge. SLAM-based methods can reconstruct 3D scene geometry progressively in real time but can not render photorealistic results. While NeRF-based…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Yiming Gao , Yan-Pei Cao , Ying Shan

Due to the ability to synthesize high-quality novel views, Neural Radiance Fields (NeRF) have been recently exploited to improve visual localization in a known environment. However, the existing methods mostly utilize NeRFs for data…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Boming Zhao , Luwei Yang , Mao Mao , Hujun Bao , Zhaopeng Cui

When capturing images through the glass during rainy or snowy weather conditions, the resulting images often contain waterdrops adhered on the glass surface, and these waterdrops significantly degrade the image quality and performance of…

计算机视觉与模式识别 · 计算机科学 2024-04-01 Yunhao Li , Jing Wu , Lingzhe Zhao , Peidong Liu

Neural radiance fields (NeRF) encode a scene into a neural representation that enables photo-realistic rendering of novel views. However, a successful reconstruction from RGB images requires a large number of input views taken under static…

计算机视觉与模式识别 · 计算机科学 2022-04-08 Barbara Roessle , Jonathan T. Barron , Ben Mildenhall , Pratul P. Srinivasan , Matthias Nießner

The task of extracting intrinsic components, such as reflectance and shading, from neural radiance fields is of growing interest. However, current methods largely focus on synthetic scenes and isolated objects, overlooking the complexities…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Yixiong Yang , Shilin Hu , Haoyu Wu , Ramon Baldrich , Dimitris Samaras , Maria Vanrell

We present TensoRF, a novel approach to model and reconstruct radiance fields. Unlike NeRF that purely uses MLPs, we model the radiance field of a scene as a 4D tensor, which represents a 3D voxel grid with per-voxel multi-channel features.…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Anpei Chen , Zexiang Xu , Andreas Geiger , Jingyi Yu , Hao Su

Neural rendering techniques combining machine learning with geometric reasoning have arisen as one of the most promising approaches for synthesizing novel views of a scene from a sparse set of images. Among these, stands out the Neural…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Albert Pumarola , Enric Corona , Gerard Pons-Moll , Francesc Moreno-Noguer

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…

计算机视觉与模式识别 · 计算机科学 2023-04-03 Bingfan Zhu , Yanchao Yang , Xulong Wang , Youyi Zheng , Leonidas Guibas

Existing NeRF-based inverse rendering methods suppose that scenes are exclusively illuminated by distant light sources, neglecting the potential influence of emissive sources within a scene. In this work, we confront this limitation using…

计算机视觉与模式识别 · 计算机科学 2024-06-10 Jinseo Jeong , Junseo Koo , Qimeng Zhang , Gunhee Kim