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Texture synthesis is a fundamental problem in computer graphics that would benefit various applications. Existing methods are effective in handling 2D image textures. In contrast, many real-world textures contain meso-structure in the 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Yi-Hua Huang , Yan-Pei Cao , Yu-Kun Lai , Ying Shan , Lin Gao

Neural Radiance Fields (NeRF) has achieved unprecedented view synthesis quality using coordinate-based neural scene representations. However, NeRF's view dependency can only handle simple reflections like highlights but cannot deal with…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Yuan-Chen Guo , Di Kang , Linchao Bao , Yu He , Song-Hai Zhang

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…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Min Wang , Xin Huang , Guoqing Zhou , Qifeng Guo , Qing Wang

As a powerful representation of 3D scenes, the neural radiance field (NeRF) enables high-quality novel view synthesis from multi-view images. Stylizing NeRF, however, remains challenging, especially on simulating a text-guided style with…

Computer Vision and Pattern Recognition · Computer Science 2022-12-16 Can Wang , Ruixiang Jiang , Menglei Chai , Mingming He , Dongdong Chen , Jing Liao

With the introduction of Neural Radiance Fields (NeRFs), novel view synthesis has recently made a big leap forward. At the core, NeRF proposes that each 3D point can emit radiance, allowing to conduct view synthesis using differentiable…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Marie-Julie Rakotosaona , Fabian Manhardt , Diego Martin Arroyo , Michael Niemeyer , Abhijit Kundu , Federico Tombari

In recent years, the performance of novel view synthesis using perspective images has dramatically improved with the advent of neural radiance fields (NeRF). This study proposes two novel techniques that effectively build NeRF for…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Takashi Otonari , Satoshi Ikehata , Kiyoharu Aizawa

Neural radiance fields (NeRF) bring a new wave for 3D interactive experiences. However, as an important part of the immersive experiences, the defocus effects have not been fully explored within NeRF. Some recent NeRF-based methods generate…

Computer Vision and Pattern Recognition · Computer Science 2022-08-11 Yinhuai Wang , Shuzhou Yang , Yujie Hu , Jian Zhang

We present NeSF, a method for producing 3D semantic fields from posed RGB images alone. In place of classical 3D representations, our method builds on recent work in implicit neural scene representations wherein 3D structure is captured by…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Suhani Vora , Noha Radwan , Klaus Greff , Henning Meyer , Kyle Genova , Mehdi S. M. Sajjadi , Etienne Pot , Andrea Tagliasacchi , Daniel Duckworth

By lifting the pre-trained 2D diffusion models into Neural Radiance Fields (NeRFs), text-to-3D generation methods have made great progress. Many state-of-the-art approaches usually apply score distillation sampling (SDS) to optimize the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Yuze He , Yushi Bai , Matthieu Lin , Jenny Sheng , Yubin Hu , Qi Wang , Yu-Hui Wen , Yong-Jin Liu

Implicit representations such as Neural Radiance Fields (NeRF) have been shown to be very effective at novel view synthesis. However, these models typically require manual and careful human data collection for training. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-12-25 Pierre Marza , Laetitia Matignon , Olivier Simonin , Dhruv Batra , Christian Wolf , Devendra Singh Chaplot

The emergence of Neural Radiance Fields (NeRF) has greatly impacted 3D scene modeling and novel-view synthesis. As a kind of visual media for 3D scene representation, compression with high rate-distortion performance is an eternal target.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Sicheng Li , Hao Li , Yiyi Liao , Lu Yu

We present a novel approach for synthesizing realistic novel views using Neural Radiance Fields (NeRF) with uncontrolled photos in the wild. While NeRF has shown impressive results in controlled settings, it struggles with transient objects…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Shuaixian Wang , Haoran Xu , Yaokun Li , Jiwei Chen , Guang Tan

This project presents an exploration into 3D scene reconstruction of synthetic and real-world scenes using Neural Radiance Field (NeRF) approaches. We primarily take advantage of the reduction in training and rendering time of neural…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Benedict Quartey , Tuluhan Akbulut , Wasiwasi Mgonzo , Zheng Xin Yong

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

Advances in image diffusion models have recently led to notable improvements in the generation of high-quality images. In combination with Neural Radiance Fields (NeRFs), they enabled new opportunities in 3D generation. However, most…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Jan-Niklas Dihlmann , Andreas Engelhardt , Hendrik Lensch

In this paper, we address the challenge of generating novel views of real-world objects with limited multi-view images through our proposed approach, FewShotNeRF. Our method utilizes meta-learning to acquire optimal initialization,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-12 Piraveen Sivakumar , Paul Janson , Jathushan Rajasegaran , Thanuja Ambegoda

Talking head synthesis is an emerging technology with wide applications in film dubbing, virtual avatars and online education. Recent NeRF-based methods generate more natural talking videos, as they better capture the 3D structural…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Shuai Shen , Wanhua Li , Zheng Zhu , Yueqi Duan , Jie Zhou , Jiwen Lu

The emergence of Neural Radiance Fields (NeRF) has promoted the development of synthesized high-fidelity views of the intricate real world. However, it is still a very demanding task to repaint the content in NeRF. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Xingchen Zhou , Ying He , F. Richard Yu , Jianqiang Li , You Li

This paper presents ER-NeRF, a novel conditional Neural Radiance Fields (NeRF) based architecture for talking portrait synthesis that can concurrently achieve fast convergence, real-time rendering, and state-of-the-art performance with…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Jiahe Li , Jiawei Zhang , Xiao Bai , Jun Zhou , Lin Gu

With dense inputs, Neural Radiance Fields (NeRF) is able to render photo-realistic novel views under static conditions. Although the synthesis quality is excellent, existing NeRF-based methods fail to obtain moderate three-dimensional (3D)…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Shu Chen , Junyao Li , Yang Zhang , Beiji Zou
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