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We present CG-NeRF, a cascade and generalizable neural radiance fields method for view synthesis. Recent generalizing view synthesis methods can render high-quality novel views using a set of nearby input views. However, the rendering speed…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Phong Nguyen-Ha , Lam Huynh , Esa Rahtu , Jiri Matas , Janne Heikkila

This paper presents a stylized novel view synthesis method. Applying state-of-the-art stylization methods to novel views frame by frame often causes jittering artifacts due to the lack of cross-view consistency. Therefore, this paper…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Thu Nguyen-Phuoc , Feng Liu , Lei Xiao

Neural radiance fields (NeRFs) have emerged as an effective method for novel-view synthesis and 3D scene reconstruction. However, conventional training methods require access to all training views during scene optimization. This assumption…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Ryan Po , Zhengyang Dong , Alexander W. Bergman , Gordon Wetzstein

Implicit neural representations (INR) have gained increasing attention in representing 3D scenes and images, and have been recently applied to encode videos (e.g., NeRV, E-NeRV). While achieving promising results, existing INR-based methods…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Bo He , Xitong Yang , Hanyu Wang , Zuxuan Wu , Hao Chen , Shuaiyi Huang , Yixuan Ren , Ser-Nam Lim , Abhinav Shrivastava

Modeling 3D scenes by volumetric feature grids is one of the promising directions of neural approximations to improve Neural Radiance Fields (NeRF). Instant-NGP (INGP) introduced multi-resolution hash encoding from a lookup table of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Omnia Mahmoud , Théo Ladune , Matthieu Gendrin

We present Non-Rigid Neural Radiance Fields (NR-NeRF), a reconstruction and novel view synthesis approach for general non-rigid dynamic scenes. Our approach takes RGB images of a dynamic scene as input (e.g., from a monocular video…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Edgar Tretschk , Ayush Tewari , Vladislav Golyanik , Michael Zollhöfer , Christoph Lassner , Christian Theobalt

Photo-realistic rendering and novel view synthesis play a crucial role in human-computer interaction tasks, from gaming to path planning. Neural Radiance Fields (NeRFs) model scenes as continuous volumetric functions and achieve remarkable…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Iryna Repinetska , Anna Hilsmann , Peter Eisert

Dynamic scenes rendering is an intriguing yet challenging problem. Although current methods based on NeRF have achieved satisfactory performance, they still can not reach real-time levels. Recently, 3D Gaussian Splatting (3DGS) has garnered…

Computer Vision and Pattern Recognition · Computer Science 2024-11-07 Jiahao Lu , Jiacheng Deng , Ruijie Zhu , Yanzhe Liang , Wenfei Yang , Tianzhu Zhang , Xu Zhou

Implicit neural representations (INR) has found successful applications across diverse domains. To employ INR in real-life, it is important to speed up training. In the field of INR for video applications, the state-of-the-art approach…

Computer Vision and Pattern Recognition · Computer Science 2025-05-02 Seungjun Shin , Suji Kim , Dokwan Oh

Visually exploring in a real-world 4D spatiotemporal space freely in VR has been a long-term quest. The task is especially appealing when only a few or even single RGB cameras are used for capturing the dynamic scene. To this end, we…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Liangchen Song , Anpei Chen , Zhong Li , Zhang Chen , Lele Chen , Junsong Yuan , Yi Xu , Andreas Geiger

Neural Radiance Fields (NeRF) achieve photorealistic novel view synthesis but become costly when high-resolution (HR) rendering is required, as HR outputs demand dense sampling and higher-capacity models. Moreover, naively super-resolving…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Wanqi Yuan , Omkar Sharad Mayekar , Connor Pennington , Nianyi Li

Recent implicit neural rendering methods have demonstrated that it is possible to learn accurate view synthesis for complex scenes by predicting their volumetric density and color supervised solely by a set of RGB images. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2021-03-08 Julian Ost , Fahim Mannan , Nils Thuerey , Julian Knodt , Felix Heide

The goal of our work is to generate high-quality novel views from monocular videos of complex and dynamic scenes. Prior methods, such as DynamicNeRF, have shown impressive performance by leveraging time-varying dynamic radiation fields.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-03 Xingyu Miao , Yang Bai , Haoran Duan , Yawen Huang , Fan Wan , Yang Long , Yefeng Zheng

Implicit Neural Representation (INR) is an innovative approach for representing complex shapes or objects without explicitly defining their geometry or surface structure. Instead, INR represents objects as continuous functions. Previous…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Hanqiu Chen , Hang Yang , Stephen Fitzmeyer , Cong Hao

NeRF provides unparalleled fidelity of novel view synthesis: rendering a 3D scene from an arbitrary viewpoint. NeRF requires training on a large number of views that fully cover a scene, which limits its applicability. While these issues…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Pol Moreno , Adam R. Kosiorek , Heiko Strathmann , Daniel Zoran , Rosalia G. Schneider , Björn Winckler , Larisa Markeeva , Théophane Weber , Danilo J. Rezende

Modeling dynamic scenes is important for many applications such as virtual reality and telepresence. Despite achieving unprecedented fidelity for novel view synthesis in dynamic scenes, existing methods based on Neural Radiance Fields…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Jia-Wei Liu , Yan-Pei Cao , Weijia Mao , Wenqiao Zhang , David Junhao Zhang , Jussi Keppo , Ying Shan , Xiaohu Qie , Mike Zheng Shou

Photographs captured in unstructured tourist environments frequently exhibit variable appearances and transient occlusions, challenging accurate scene reconstruction and inducing artifacts in novel view synthesis. Although prior approaches…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Jiacong Xu , Yiqun Mei , Vishal M. Patel

Neural Radiance Fields (NeRF) have demonstrated impressive performance in novel view synthesis. However, NeRF and most of its variants still rely on traditional complex pipelines to provide extrinsic and intrinsic camera parameters, such as…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Qingsong Yan , Qiang Wang , Kaiyong Zhao , Jie Chen , Bo Li , Xiaowen Chu , Fei Deng

Deep neural object detection or segmentation networks are commonly trained with pristine, uncompressed data. However, in practical applications the input images are usually deteriorated by compression that is applied to efficiently transmit…

Image and Video Processing · Electrical Eng. & Systems 2022-05-16 Kristian Fischer , Christian Blum , Christian Herglotz , André Kaup

Novel view synthesis for dynamic scenes is still a challenging problem in computer vision and graphics. Recently, Gaussian splatting has emerged as a robust technique to represent static scenes and enable high-quality and real-time novel…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Yi-Hua Huang , Yang-Tian Sun , Ziyi Yang , Xiaoyang Lyu , Yan-Pei Cao , Xiaojuan Qi