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Neural Radiance Fields (NeRFs) have shown significant promise in 3D scene reconstruction and novel view synthesis. In agricultural settings, NeRFs can serve as digital twins, providing critical information about fruit detection for yield…

机器人学 · 计算机科学 2024-09-25 Samarth Chopra , Fernando Cladera , Varun Murali , Vijay Kumar

Training a Neural Radiance Field (NeRF) without pre-computed camera poses is challenging. Recent advances in this direction demonstrate the possibility of jointly optimising a NeRF and camera poses in forward-facing scenes. However, these…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Wenjing Bian , Zirui Wang , Kejie Li , Jia-Wang Bian , Victor Adrian Prisacariu

We introduce GNeRF, a framework to marry Generative Adversarial Networks (GAN) with Neural Radiance Field (NeRF) reconstruction for the complex scenarios with unknown and even randomly initialized camera poses. Recent NeRF-based advances…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Quan Meng , Anpei Chen , Haimin Luo , Minye Wu , Hao Su , Lan Xu , Xuming He , Jingyi Yu

Neural surface reconstruction relies heavily on accurate camera poses as input. Despite utilizing advanced pose estimators like COLMAP or ARKit, camera poses can still be noisy. Existing pose-NeRF joint optimization methods handle poses…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Yi Gu , Dongjun Ye , Zhaorui Wang , Jiaxu Wang , Jiahang Cao , Renjing Xu

Accurate 3D reconstruction from multi-view images is essential for downstream robotic tasks such as navigation, manipulation, and environment understanding. However, obtaining precise camera poses in real-world settings remains challenging,…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Sriram Srinivasan , Gautam Ramachandra

Radiance fields have gradually become a main representation of media. Although its appearance editing has been studied, how to achieve view-consistent recoloring in an efficient manner is still under explored. We present RecolorNeRF, a…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Bingchen Gong , Yuehao Wang , Xiaoguang Han , Qi Dou

Photorealistic editing of outdoor scenes from photographs requires a profound understanding of the image formation process and an accurate estimation of the scene geometry, reflectance and illumination. A delicate manipulation of the…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Viktor Rudnev , Mohamed Elgharib , William Smith , Lingjie Liu , Vladislav Golyanik , Christian Theobalt

Neural Radiance Fields (NeRF) is a technique for high quality novel view synthesis from a collection of posed input images. Like most view synthesis methods, NeRF uses tonemapped low dynamic range (LDR) as input; these images have been…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Ben Mildenhall , Peter Hedman , Ricardo Martin-Brualla , Pratul Srinivasan , Jonathan T. Barron

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…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Peng Wang , Lingzhe Zhao , Ruijie Ma , Peidong Liu

In recent years, Neural Radiance Fields (NeRFs) have demonstrated significant potential in encoding highly-detailed 3D geometry and environmental appearance, positioning themselves as a promising alternative to traditional explicit…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Tianxiang Ye , Qi Wu , Junyuan Deng , Guoqing Liu , Liu Liu , Songpengcheng Xia , Liang Pang , Wenxian Yu , Ling Pei

Purely MLP-based neural radiance fields (NeRF-based methods) often suffer from underfitting with blurred renderings on large-scale scenes due to limited model capacity. Recent approaches propose to geographically divide the scene and adopt…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Linning Xu , Yuanbo Xiangli , Sida Peng , Xingang Pan , Nanxuan Zhao , Christian Theobalt , Bo Dai , Dahua Lin

As a promising fashion for visual localization, scene coordinate regression (SCR) has seen tremendous progress in the past decade. Most recent methods usually adopt neural networks to learn the mapping from image pixels to 3D scene…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Le Chen , Weirong Chen , Rui Wang , Marc Pollefeys

Neural networks can represent and accurately reconstruct radiance fields for static 3D scenes (e.g., NeRF). Several works extend these to dynamic scenes captured with monocular video, with promising performance. However, the monocular…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Benjamin Attal , Eliot Laidlaw , Aaron Gokaslan , Changil Kim , Christian Richardt , James Tompkin , Matthew O'Toole

Due to the limited model capacity, leveraging distributed Neural Radiance Fields (NeRFs) for modeling extensive urban environments has become a necessity. However, current distributed NeRF registration approaches encounter aliasing…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Baijun Ye , Caiyun Liu , Xiaoyu Ye , Yuantao Chen , Yuhai Wang , Zike Yan , Yongliang Shi , Hao Zhao , Guyue Zhou

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

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…

计算机视觉与模式识别 · 计算机科学 2025-07-22 Jack Naylor , Viorela Ila , Donald G. Dansereau

Neural Radiance Fields (NeRFs) have shown great potential in novel view synthesis. However, they struggle to render sharp images when the data used for training is affected by motion blur. On the other hand, event cameras excel in dynamic…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Marco Cannici , Davide Scaramuzza

Multi-camera setups find widespread use across various applications, such as autonomous driving, as they greatly expand sensing capabilities. Despite the fast development of Neural radiance field (NeRF) techniques and their wide…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Kai Cheng , Xiaoxiao Long , Wei Yin , Jin Wang , Zhiqiang Wu , Yuexin Ma , Kaixuan Wang , Xiaozhi Chen , Xuejin Chen

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

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