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Neural radiance fields (NeRF) has achieved outstanding performance in modeling 3D objects and controlled scenes, usually under a single scale. In this work, we focus on multi-scale cases where large changes in imagery are observed at…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Yuanbo Xiangli , Linning Xu , Xingang Pan , Nanxuan Zhao , Anyi Rao , Christian Theobalt , Bo Dai , Dahua Lin

Neural Radiance Fields (NeRFs) can be dramatically accelerated by spatial grid representations. However, they do not explicitly reason about scale and so introduce aliasing artifacts when reconstructing scenes captured at different camera…

计算机视觉与模式识别 · 计算机科学 2023-12-04 Haithem Turki , Michael Zollhöfer , Christian Richardt , Deva Ramanan

Neural Radiance Fields (NeRFs) are a powerful representation for modeling a 3D scene as a continuous function. Though NeRF is able to render complex 3D scenes with view-dependent effects, few efforts have been devoted to exploring its…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Yifan Jiang , Peter Hedman , Ben Mildenhall , Dejia Xu , Jonathan T. Barron , Zhangyang Wang , Tianfan Xue

In this paper, we propose the first-ever real benchmark thought for evaluating Neural Radiance Fields (NeRFs) and, in general, Neural Rendering (NR) frameworks. We design and implement an effective pipeline for scanning real objects in…

计算机视觉与模式识别 · 计算机科学 2022-12-21 Luca De Luigi , Damiano Bolognini , Federico Domeniconi , Daniele De Gregorio , Matteo Poggi , Luigi Di Stefano

Dynamic neural radiance fields (dynamic NeRFs) have demonstrated impressive results in novel view synthesis on 3D dynamic scenes. However, they often require complete video sequences for training followed by novel view synthesis, which is…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Zhiwen Yan , Chen Li , Gim Hee Lee

Neural radiance field (NeRF), in particular its extension by instant neural graphics primitives, is a novel rendering method for view synthesis that uses real-world images to build photo-realistic immersive virtual scenes. Despite its…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Ke Li , Tim Rolff , Susanne Schmidt , Reinhard Bacher , Simone Frintrop , Wim Leemans , Frank Steinicke

Neural Radiance Fields (NeRF) has been applied to various tasks related to representations of 3D scenes. Most studies based on NeRF have focused on a small object, while a few studies have tried to reconstruct large-scale scenes although…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Hinata Aoki , Takao Yamanaka

Neural Radiance Fields (NeRF) offer the potential to benefit 3D reconstruction tasks, including aerial photogrammetry. However, the scalability and accuracy of the inferred geometry are not well-documented for large-scale aerial…

计算机视觉与模式识别 · 计算机科学 2024-06-07 Ningli Xu , Rongjun Qin , Debao Huang , Fabio Remondino

Neural radiance fields (NeRFs) enable high-quality novel view synthesis, but their high computational complexity limits deployability. While existing neural-based solutions strive for efficiency, they use one-size-fits-all architectures…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Saeejith Nair , Yuhao Chen , Mohammad Javad Shafiee , Alexander Wong

Neural Radiance Fields (NeRF) have emerged as a powerful tool for creating highly detailed and photorealistic scenes. Existing methods for NeRF-based 3D style transfer need extensive per-scene optimization for single or multiple styles,…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Adil Meric , Umut Kocasari , Matthias Nießner , Barbara Roessle

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

The emerging Neural Radiance Field (NeRF) shows great potential in representing 3D scenes, which can render photo-realistic images from novel view with only sparse views given. However, utilizing NeRF to reconstruct real-world scenes…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Chenbin Li , Yu Xin , Gaoyi Liu , Xiang Zeng , Ligang Liu

Neural Radiance Fields (NeRF) is a cutting-edge neural network-based technique for novel view synthesis in 3D reconstruction. However, its significant computational demands pose challenges for deployment on mobile devices. While mesh-based…

图形学 · 计算机科学 2025-04-07 Zhe Wang , Yifei Zhu

Neural Radiance Fields (NeRF) use multi-view images for 3D scene representation, demonstrating remarkable performance. As one of the primary sources of multi-view images, multi-camera systems encounter challenges such as varying intrinsic…

计算机视觉与模式识别 · 计算机科学 2024-12-09 Yu Gao , Lutong Su , Hao Liang , Yufeng Yue , Yi Yang , Mengyin Fu

We present TimeNeRF, a generalizable neural rendering approach for rendering novel views at arbitrary viewpoints and at arbitrary times, even with few input views. For real-world applications, it is expensive to collect multiple views and…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Hsiang-Hui Hung , Huu-Phu Do , Yung-Hui Li , Ching-Chun Huang

Neural radiance fields (NeRF) appeared recently as a powerful tool to generate realistic views of objects and confined areas. Still, they face serious challenges with open scenes, where the camera has unrestricted movement and content can…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Ahmad AlMughrabi , Umair Haroon , Ricardo Marques , Petia Radeva

Neural Radiance Fields (NeRF) achieve impressive view synthesis results for a variety of capture settings, including 360 capture of bounded scenes and forward-facing capture of bounded and unbounded scenes. NeRF fits multi-layer perceptrons…

计算机视觉与模式识别 · 计算机科学 2020-10-23 Kai Zhang , Gernot Riegler , Noah Snavely , Vladlen Koltun

Neural Radiance Fields (NeRFs) learn to represent a 3D scene from just a set of registered images. Increasing sizes of a scene demands more complex functions, typically represented by neural networks, to capture all details. Training and…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Tim Elsner , Victor Czech , Julia Berger , Zain Selman , Isaak Lim , Leif Kobbelt

Neural rendering combines ideas from classical computer graphics and machine learning to synthesize images from real-world observations. NeRF, short for Neural Radiance Fields, is a recent innovation that uses AI algorithms to create 3D…

计算机视觉与模式识别 · 计算机科学 2024-03-20 AKM Shahariar Azad Rabby , Chengcui Zhang

NeRF is a popular model that efficiently represents 3D objects from 2D images. However, vanilla NeRF has some important limitations. NeRF must be trained on each object separately. The training time is long since we encode the object's…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Dominik Zimny , Artur Kasymov , Adam Kania , Jacek Tabor , Maciej Zięba , Marcin Mazur , Przemysław Spurek