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Related papers: Sem2NeRF: Converting Single-View Semantic Masks to…

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Although neural radiance fields (NeRF) have shown impressive advances for novel view synthesis, most methods typically require multiple input images of the same scene with accurate camera poses. In this work, we seek to substantially reduce…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Kai-En Lin , Lin Yen-Chen , Wei-Sheng Lai , Tsung-Yi Lin , Yi-Chang Shih , Ravi Ramamoorthi

This paper investigates the potential of enhancing Neural Radiance Fields (NeRF) with semantics to expand their applications. Although NeRF has been proven useful in real-world applications like VR and digital creation, the lack of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Xiaokang Chen , Jiaxiang Tang , Diwen Wan , Jingbo Wang , Gang Zeng

A Neural Radiance Field (NeRF) encodes the specific relation of 3D geometry and appearance of a scene. We here ask the question whether we can transfer the appearance from a source NeRF onto a target 3D geometry in a semantically meaningful…

Computer Vision and Pattern Recognition · Computer Science 2024-02-15 Michael Fischer , Zhengqin Li , Thu Nguyen-Phuoc , Aljaz Bozic , Zhao Dong , Carl Marshall , Tobias Ritschel

Animating high-fidelity video portrait with speech audio is crucial for virtual reality and digital entertainment. While most previous studies rely on accurate explicit structural information, recent works explore the implicit scene…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Xian Liu , Yinghao Xu , Qianyi Wu , Hang Zhou , Wayne Wu , Bolei Zhou

Neural Radiance Field (NeRF) research has attracted significant attention recently, with 3D modelling, virtual/augmented reality, and visual effects driving its application. While current NeRF implementations can produce high quality visual…

Computer Vision and Pattern Recognition · Computer Science 2023-06-02 Adrian Azzarelli , Nantheera Anantrasirichai , David R Bull

The ability to create high-quality 3D faces from a single image has become increasingly important with wide applications in video conferencing, AR/VR, and advanced video editing in movie industries. In this paper, we propose Face Diffusion…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Hao Zhang , Yanbo Xu , Tianyuan Dai , Yu-Wing Tai , Chi-Keung Tang

The development of Neural Radiance Fields (NeRFs) has provided a potent representation for encapsulating the geometric and appearance characteristics of 3D scenes. Enhancing the capabilities of NeRFs in open-vocabulary 3D semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Guibiao Liao , Kaichen Zhou , Zhenyu Bao , Kanglin Liu , Qing Li

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

Neural implicit representation of visual scenes has attracted a lot of attention in recent research of computer vision and graphics. Most prior methods focus on how to reconstruct 3D scene representation from a set of images. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Wenpu Li , Pian Wan , Peng Wang , Jinghang Li , Yi Zhou , Peidong Liu

Rendering novel views from captured multi-view images has made considerable progress since the emergence of the neural radiance field. This paper aims to further advance the quality of view synthesis by proposing a novel approach dubbed the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Kang Han , Wei Xiang

Neural Radiance Fields (NeRF) have achieved huge success in effectively capturing and representing 3D objects and scenes. However, to establish a ubiquitous presence in everyday media formats, such as images and videos, we need to fulfill…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Gyeongjin Kang , Younggeun Lee , Seungjun Oh , Eunbyung Park

The accurate reconstruction of surgical scenes from surgical videos is critical for various applications, including intraoperative navigation and image-guided robotic surgery automation. However, previous approaches, mainly relying on depth…

Computer Vision and Pattern Recognition · Computer Science 2024-02-07 Ange Lou , Yamin Li , Xing Yao , Yike Zhang , Jack Noble

Neural Radiance Fields (NeRF) have shown remarkable capabilities for photorealistic novel view synthesis. One major deficiency of NeRF is that dense inputs are typically required, and the rendering quality will drop drastically given sparse…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Yingji Zhong , Kaichen Zhou , Zhihao Li , Lanqing Hong , Zhenguo Li , Dan Xu

We propose pixelNeRF, a learning framework that predicts a continuous neural scene representation conditioned on one or few input images. The existing approach for constructing neural radiance fields involves optimizing the representation…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Alex Yu , Vickie Ye , Matthew Tancik , Angjoo Kanazawa

We present ObSuRF, a method which turns a single image of a scene into a 3D model represented as a set of Neural Radiance Fields (NeRFs), with each NeRF corresponding to a different object. A single forward pass of an encoder network…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Karl Stelzner , Kristian Kersting , Adam R. Kosiorek

The neural radiance field (NeRF) achieved remarkable success in modeling 3D scenes and synthesizing high-fidelity novel views. However, existing NeRF-based methods focus more on the make full use of the image resolution to generate novel…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Yuqi Han , Tao Yu , Xiaohang Yu , Yuwang Wang , Qionghai Dai

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

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

3D reconstruction from a single 2D image was extensively covered in the literature but relies on depth supervision at training time, which limits its applicability. To relax the dependence to depth we propose SceneRF, a self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Anh-Quan Cao , Raoul de Charette

Applying NeRF to downstream perception tasks for scene understanding and representation is becoming increasingly popular. Most existing methods treat semantic prediction as an additional rendering task, \textit{i.e.}, the "label rendering"…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Hao Li , Dingwen Zhang , Yalun Dai , Nian Liu , Lechao Cheng , Jingfeng Li , Jingdong Wang , Junwei Han