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Neural Radiance Field (NeRF) is a promising approach for synthesizing novel views, given a set of images and the corresponding camera poses of a scene. However, images photographed from a low-light scene can hardly be used to train a NeRF…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Haoyuan Wang , Xiaogang Xu , Ke Xu , Rynson WH. Lau

Neural Radiance Field (NeRF) regresses a neural parameterized scene by differentially rendering multi-view images with ground-truth supervision. However, when interpolating novel views, NeRF often yields inconsistent and visually non-smooth…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Tianlong Chen , Peihao Wang , Zhiwen Fan , Zhangyang Wang

Neural Radiance Fields (NeRF) have demonstrated superior novel view synthesis performance but are slow at rendering. To speed up the volume rendering process, many acceleration methods have been proposed at the cost of large memory…

Computer Vision and Pattern Recognition · Computer Science 2022-12-19 Sicheng Li , Hao Li , Yue Wang , Yiyi Liao , Lu Yu

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…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Qihang Fang , Yafei Song , Keqiang Li , Liefeng Bo

Audio-driven talking head synthesis is a promising topic with wide applications in digital human, film making and virtual reality. Recent NeRF-based approaches have shown superiority in quality and fidelity compared to previous studies.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Dongze Li , Kang Zhao , Wei Wang , Bo Peng , Yingya Zhang , Jing Dong , Tieniu Tan

Pose-free neural radiance fields (NeRF) aim to train NeRF with unposed multi-view images and it has achieved very impressive success in recent years. Most existing works share the pipeline of training a coarse pose estimator with rendered…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Jiahui Zhang , Fangneng Zhan , Yingchen Yu , Kunhao Liu , Rongliang Wu , Xiaoqin Zhang , Ling Shao , Shijian Lu

Considering the problem of novel view synthesis (NVS) from only a set of 2D images, we simplify the training process of Neural Radiance Field (NeRF) on forward-facing scenes by removing the requirement of known or pre-computed camera…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Zirui Wang , Shangzhe Wu , Weidi Xie , Min Chen , Victor Adrian Prisacariu

We propose a Transformer-based NeRF (TransNeRF) to learn a generic neural radiance field conditioned on observed-view images for the novel view synthesis task. By contrast, existing MLP-based NeRFs are not able to directly receive observed…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Dan Wang , Xinrui Cui , Septimiu Salcudean , Z. Jane Wang

Neural Radiance Fields (NeRFs) have proven to be powerful 3D representations, capable of high quality novel view synthesis of complex scenes. While NeRFs have been applied to graphics, vision, and robotics, problems with slow rendering…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Tristan Aumentado-Armstrong , Ashkan Mirzaei , Marcus A. Brubaker , Jonathan Kelly , Alex Levinshtein , Konstantinos G. Derpanis , Igor Gilitschenski

We propose a Few-shot Dynamic Neural Radiance Field (FDNeRF), the first NeRF-based method capable of reconstruction and expression editing of 3D faces based on a small number of dynamic images. Unlike existing dynamic NeRFs that require…

Computer Vision and Pattern Recognition · Computer Science 2022-09-14 Jingbo Zhang , Xiaoyu Li , Ziyu Wan , Can Wang , Jing Liao

Recent work on Neural Radiance Fields (NeRF) exploits multi-view 3D consistency, achieving impressive results in 3D scene modeling and high-fidelity novel-view synthesis. However, there are limitations. First, existing methods assume enough…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Mengfei Li , Ming Lu , Xiaofang Li , Shanghang Zhang

Existing neural radiance fields (NeRF)-based novel view synthesis methods for large-scale outdoor scenes are mainly built on a single altitude. Moreover, they often require a priori camera shooting height and scene scope, leading to…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Jingfeng Guo , Xiaohan Zhang , Baozhu Zhao , Qi Liu

Neural Radiance Fields (NeRF) have revolutionized 3D scene reconstruction from sparse image collections. Recent work has explored integrating pre-trained vision features, particularly from DINO, to enhance few-shot reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Ankit Sanjyal

Neural Radiance Fields (NeRF) has achieved superior performance in novel view synthesis and 3D scene representation, but its practical applications are hindered by slow convergence and reliance on dense training views. To this end, we…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Hung Nguyen , Blark Runfa Li , Truong Nguyen

We present NeRF-SR, a solution for high-resolution (HR) novel view synthesis with mostly low-resolution (LR) inputs. Our method is built upon Neural Radiance Fields (NeRF) that predicts per-point density and color with a multi-layer…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Chen Wang , Xian Wu , Yuan-Chen Guo , Song-Hai Zhang , Yu-Wing Tai , Shi-Min Hu

Existing inverse rendering combined with neural rendering methods can only perform editable novel view synthesis on object-specific scenes, while we present intrinsic neural radiance fields, dubbed IntrinsicNeRF, which introduce intrinsic…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Weicai Ye , Shuo Chen , Chong Bao , Hujun Bao , Marc Pollefeys , Zhaopeng Cui , Guofeng Zhang

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…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Hsiang-Hui Hung , Huu-Phu Do , Yung-Hui Li , Ching-Chun Huang

Neural Radiance Fields (NeRF) have shown impressive capabilities for photorealistic novel view synthesis when trained on dense inputs. However, when trained on sparse inputs, NeRF typically encounters issues of incorrect density or color…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Yingji Zhong , Lanqing Hong , Zhenguo Li , Dan Xu

Neural radiance fields (NeRF) have achieved impressive performances in view synthesis by encoding neural representations of a scene. However, NeRFs require hundreds of images per scene to synthesize photo-realistic novel views. Training…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Nagabhushan Somraj , Rajiv Soundararajan

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…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Ben Mildenhall , Peter Hedman , Ricardo Martin-Brualla , Pratul Srinivasan , Jonathan T. Barron