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Neural Radiance Fields (NeRF) recently emerged as a new paradigm for object representation from multi-view (MV) images. Yet, it cannot handle multi-scale (MS) images and camera pose estimation errors, which generally is the case with…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Nishant Jain , Suryansh Kumar , Luc Van Gool

We propose a novel framework for 3D-aware object manipulation, called Auto-Encoding Neural Radiance Fields (AE-NeRF). Our model, which is formulated in an auto-encoder architecture, extracts disentangled 3D attributes such as 3D shape,…

计算机视觉与模式识别 · 计算机科学 2022-04-29 Mira Kim , Jaehoon Ko , Kyusun Cho , Junmyeong Choi , Daewon Choi , Seungryong Kim

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…

计算机视觉与模式识别 · 计算机科学 2025-06-11 Gonçalo Dias Pais , Valter Piedade , Moitreya Chatterjee , Marcus Greiff , Pedro Miraldo

While Neural Radiance Fields (NeRFs) had achieved unprecedented novel view synthesis results, they have been struggling in dealing with large-scale cluttered scenes with sparse input views and highly view-dependent appearances.…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Xinhang Liu , Yu-Wing Tai , Chi-Keung Tang

Neural Radiance Field (NeRF) has received much attention in recent years due to the impressively high quality in 3D scene reconstruction and novel view synthesis. However, image degradation caused by the scattering of atmospheric light and…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Tian Li , LU Li , Wei Wang , Zhangchi Feng

The standard Neural Radiance Fields (NeRF) paradigm employs a viewer-centered methodology, entangling the aspects of illumination and material reflectance into emission solely from 3D points. This simplified rendering approach presents…

计算机视觉与模式识别 · 计算机科学 2024-01-25 Ziteng Cui , Lin Gu , Xiao Sun , Xianzheng Ma , Yu Qiao , Tatsuya Harada

Reconstruction of deformable scenes from endoscopic videos is important for many applications such as intraoperative navigation, surgical visual perception, and robotic surgery. It is a foundational requirement for realizing autonomous…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Shreya Saha , Zekai Liang , Shan Lin , Jingpei Lu , Michael Yip , Sainan Liu

Emerging neural radiance fields (NeRF) are a promising scene representation for computer graphics, enabling high-quality 3D reconstruction and novel view synthesis from image observations. However, editing a scene represented by a NeRF is…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Sosuke Kobayashi , Eiichi Matsumoto , Vincent Sitzmann

In this paper, we present a novel double diffusion based neural radiance field, dubbed DD-NeRF, to reconstruct human body geometry and render the human body appearance in novel views from a sparse set of images. We first propose a double…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Guangming Yao , Hongzhi Wu , Yi Yuan , Lincheng Li , Kun Zhou , Xin Yu

In NeRF-aided editing tasks, object movement presents difficulties in supervision generation due to the introduction of variability in object positions. Moreover, the removal operations of certain scene objects often lead to empty regions,…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Zhenyang Li , Zilong Chen , Feifan Qu , Mingqing Wang , Yizhou Zhao , Kai Zhang , Yifan Peng

Neural radiance field (NeRF) enables the synthesis of cutting-edge realistic novel view images of a 3D scene. It includes density and color fields to model the shape and radiance of a scene, respectively. Supervised by the photometric loss…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Qihang Fang , Yafei Song , Keqiang Li , Liefeng Bo

Diffusion models can be used as learned priors for solving various inverse problems. However, most existing approaches are restricted to linear inverse problems, limiting their applicability to more general cases. In this paper, we build…

图像与视频处理 · 电气工程与系统科学 2022-11-28 Bahjat Kawar , Jiaming Song , Stefano Ermon , Michael Elad

This paper proposes a novel approach for rendering a pre-trained Neural Radiance Field (NeRF) in real-time on resource-constrained devices. We introduce Re-ReND, a method enabling Real-time Rendering of NeRFs across Devices. Re-ReND is…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Sara Rojas , Jesus Zarzar , Juan Camilo Perez , Artsiom Sanakoyeu , Ali Thabet , Albert Pumarola , Bernard Ghanem

Neural Radiance Fields (NeRFs) have demonstrated prominent performance in novel view synthesis. However, their input heavily relies on image acquisition under normal light conditions, making it challenging to learn accurate scene…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Min Wang , Xin Huang , Guoqing Zhou , Qifeng Guo , Qing Wang

This paper introduces a novel continual learning framework for synthesising novel views of multiple scenes, learning multiple 3D scenes incrementally, and updating the network parameters only with the training data of the upcoming new…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Yuze Wang , Junyi Wang , Chen Wang , Wantong Duan , Yongtang Bao , Yue Qi

While neural rendering has demonstrated impressive capabilities in 3D scene reconstruction and novel view synthesis, it heavily relies on high-quality sharp images and accurate camera poses. Numerous approaches have been proposed to train…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Lingzhe Zhao , Peng Wang , Peidong Liu

Recently, denoising diffusion models have achieved promising results in 2D image generation and editing. Instruct-NeRF2NeRF (IN2N) introduces the success of diffusion into 3D scene editing through an "Iterative dataset update" (IDU)…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Yuxuan Xiong , Yue Shi , Yishun Dou , Bingbing Ni

Casually captured Neural Radiance Fields (NeRFs) suffer from artifacts such as floaters or flawed geometry when rendered outside the camera trajectory. Existing evaluation protocols often do not capture these effects, since they usually…

计算机视觉与模式识别 · 计算机科学 2023-10-19 Frederik Warburg , Ethan Weber , Matthew Tancik , Aleksander Holynski , Angjoo Kanazawa

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

Dynamic Neural Radiance Fields (NeRFs) achieve remarkable visual quality when synthesizing novel views of time-evolving 3D scenes. However, the common reliance on backward deformation fields makes reanimation of the captured object poses…

计算机视觉与模式识别 · 计算机科学 2024-02-12 Lukas Uzolas , Elmar Eisemann , Petr Kellnhofer