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Related papers: INeRF: Inverting Neural Radiance Fields for Pose E…

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Generalizing Neural Radiance Fields (NeRF) to new scenes is a significant challenge that existing approaches struggle to address without extensive modifications to vanilla NeRF framework. We introduce InsertNeRF, a method for INStilling…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Yanqi Bao , Tianyu Ding , Jing Huo , Wenbin Li , Yuxin Li , Yang Gao

Novel view synthesis has recently made significant progress with the advent of Neural Radiance Fields (NeRF). DietNeRF is an extension of NeRF that aims to achieve this task from only a few images by introducing a new loss function for…

Computer Vision and Pattern Recognition · Computer Science 2023-10-23 Daiju Kanaoka , Motoharu Sonogashira , Hakaru Tamukoh , Yasutomo Kawanishi

Neural Radiance Fields (NeRF) have shown remarkable performance in neural rendering-based novel view synthesis. However, NeRF suffers from severe visual quality degradation when the input images have been captured under imperfect…

Computer Vision and Pattern Recognition · Computer Science 2024-01-02 Byeonghyeon Lee , Howoong Lee , Usman Ali , Eunbyung Park

We present a new method for estimating the Neural Reflectance Field (NReF) of an object from a set of posed multi-view images under unknown lighting. NReF represents 3D geometry and appearance of objects in a disentangled manner, and are…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Xiu Li , Xiao Li , Yan Lu

Neural Radiance Fields (NeRF) have shown promise in generating realistic novel views from sparse scene images. However, existing NeRF approaches often encounter challenges due to the lack of explicit 3D supervision and imprecise camera…

Computer Vision and Pattern Recognition · Computer Science 2024-02-26 Kun Wang , Zhiqiang Yan , Huang Tian , Zhenyu Zhang , Xiang Li , Jun Li , Jian Yang

This work introduces a novel augmentation method that increases the diversity of a train set to improve the generalization abilities of a 6D pose estimation network. For this purpose, a Neural Radiance Field is trained from synthetic images…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Antoine Legrand , Renaud Detry , Christophe De Vleeschouwer

6-DoF pose estimation is an essential component of robotic manipulation pipelines. However, it usually suffers from a lack of generalization to new instances and object types. Most widely used methods learn to infer the object pose in a…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Vaibhav Saxena , Kamal Rahimi Malekshan , Linh Tran , Yotto Koga

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

Novel view synthesis (NVS) is a challenging task in computer vision that involves synthesizing new views of a scene from a limited set of input images. Neural Radiance Fields (NeRF) have emerged as a powerful approach to address this…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Shuja Khalid , Frank Rudzicz

We present Mesh2NeRF, an approach to derive ground-truth radiance fields from textured meshes for 3D generation tasks. Many 3D generative approaches represent 3D scenes as radiance fields for training. Their ground-truth radiance fields are…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Yujin Chen , Yinyu Nie , Benjamin Ummenhofer , Reiner Birkl , Michael Paulitsch , Matthias Müller , Matthias Nießner

Generative Neural Radiance Fields (NeRFs) have demonstrated remarkable proficiency in synthesizing multi-view images by learning the distribution of a set of unposed images. Despite the aptitude of existing generative NeRFs in generating…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Kanghyeok Ko , Minhyeok Lee

We introduce a new task, novel view synthesis for LiDAR sensors. While traditional model-based LiDAR simulators with style-transfer neural networks can be applied to render novel views, they fall short of producing accurate and realistic…

Computer Vision and Pattern Recognition · Computer Science 2023-07-17 Tang Tao , Longfei Gao , Guangrun Wang , Yixing Lao , Peng Chen , Hengshuang Zhao , Dayang Hao , Xiaodan Liang , Mathieu Salzmann , Kaicheng Yu

Recent work on Neural Radiance Fields (NeRF) showed how neural networks can be used to encode complex 3D environments that can be rendered photorealistically from novel viewpoints. Rendering these images is very computationally demanding…

Computer Vision and Pattern Recognition · Computer Science 2021-04-16 Stephan J. Garbin , Marek Kowalski , Matthew Johnson , Jamie Shotton , Julien Valentin

In recent years, Neural Radiance Fields (NeRFs) have demonstrated significant potential in encoding highly-detailed 3D geometry and environmental appearance, positioning themselves as a promising alternative to traditional explicit…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Tianxiang Ye , Qi Wu , Junyuan Deng , Guoqing Liu , Liu Liu , Songpengcheng Xia , Liang Pang , Wenxian Yu , Ling Pei

Existing Neural Radiance Fields (NeRF) methods suffer from the existence of reflective objects, often resulting in blurry or distorted rendering. Instead of calculating a single radiance field, we propose a multi-space neural radiance field…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Ze-Xin Yin , Peng-Yi Jiao , Jiaxiong Qiu , Ming-Ming Cheng , Bo Ren

Due to the ability to synthesize high-quality novel views, Neural Radiance Fields (NeRF) have been recently exploited to improve visual localization in a known environment. However, the existing methods mostly utilize NeRFs for data…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Boming Zhao , Luwei Yang , Mao Mao , Hujun Bao , Zhaopeng Cui

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

Multi-camera setups find widespread use across various applications, such as autonomous driving, as they greatly expand sensing capabilities. Despite the fast development of Neural radiance field (NeRF) techniques and their wide…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Kai Cheng , Xiaoxiao Long , Wei Yin , Jin Wang , Zhiqiang Wu , Yuexin Ma , Kaixuan Wang , Xiaozhi Chen , Xuejin Chen

Neural Radiance Fields (NeRF) show impressive performance for the photorealistic free-view rendering of scenes. However, NeRFs require dense sampling of images in the given scene, and their performance degrades significantly when only a…

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

We propose CLA-NeRF -- a Category-Level Articulated Neural Radiance Field that can perform view synthesis, part segmentation, and articulated pose estimation. CLA-NeRF is trained at the object category level using no CAD models and no…

Computer Vision and Pattern Recognition · Computer Science 2022-03-07 Wei-Cheng Tseng , Hung-Ju Liao , Lin Yen-Chen , Min Sun