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Neural Radiance Field (NeRF) has broken new ground in the novel view synthesis due to its simple concept and state-of-the-art quality. However, it suffers from severe performance degradation unless trained with a dense set of images with…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Seunghyeon Seo , Donghoon Han , Yeonjin Chang , Nojun Kwak

We evaluate different Neural Radiance Fields (NeRFs) techniques for the 3D reconstruction of plants in varied environments, from indoor settings to outdoor fields. Traditional methods usually fail to capture the complex geometric details of…

Feature point detection and description is the backbone for various computer vision applications, such as Structure-from-Motion, visual SLAM, and visual place recognition. While learning-based methods have surpassed traditional handcrafted…

计算机视觉与模式识别 · 计算机科学 2024-09-23 Ali Youssef , Francisco Vasconcelos

Radio frequency (RF)-based indoor localization offers significant promise for applications such as indoor navigation, augmented reality, and pervasive computing. While deep learning has greatly enhanced localization accuracy and robustness,…

信息论 · 计算机科学 2025-12-09 Guosheng Wang , Shen Wang , Lei Yang

Recently, Neural Radiance Fields (NeRF) has shown promising performances on reconstructing 3D scenes and synthesizing novel views from a sparse set of 2D images. Albeit effective, the performance of NeRF is highly influenced by the quality…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Xuran Pan , Zihang Lai , Shiji Song , Gao Huang

Neural radiance fields (NeRF) shows powerful performance in novel view synthesis and 3D geometry reconstruction, but it suffers from critical performance degradation when the number of known viewpoints is drastically reduced. Existing works…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Jiuhn Song , Seonghoon Park , Honggyu An , Seokju Cho , Min-Seop Kwak , Sungjin Cho , Seungryong Kim

Recent works use the Neural radiance field (NeRF) to perform multi-view 3D reconstruction, providing a significant leap in rendering photorealistic scenes. However, despite its efficacy, NeRF exhibits limited capability of learning…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Congyue Deng , Jiawei Yang , Leonidas Guibas , Yue Wang

Neural Radiance Fields (NeRF) have garnered considerable attention as a paradigm for novel view synthesis by learning scene representations from discrete observations. Nevertheless, NeRF exhibit pronounced performance degradation when…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Zelin Gao , Weichen Dai , Yu Zhang

The latest regularized Neural Radiance Field (NeRF) approaches produce poor geometry and view extrapolation for large scale sparse view scenes, such as ETH3D. Density-based approaches tend to be under-constrained, while surface-based…

计算机视觉与模式识别 · 计算机科学 2024-08-23 Yuqun Wu , Jae Yong Lee , Chuhang Zou , Shenlong Wang , Derek Hoiem

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…

计算机视觉与模式识别 · 计算机科学 2022-06-14 Dan Wang , Xinrui Cui , Septimiu Salcudean , Z. Jane Wang

Although there has been significant progress in neural radiance fields, an issue on dynamic illumination changes still remains unsolved. Different from relevant works that parameterize time-variant/-invariant components in scenes, subjects'…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Changyeon Won , Hyunjun Jung , Jungu Cho , Seonmi Park , Chi-Hoon Lee , Hae-Gon Jeon

In recent years, Neural Radiance Fields (NeRF) has made remarkable progress in the field of computer vision and graphics, providing strong technical support for solving key tasks including 3D scene understanding, new perspective synthesis,…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Mingyuan Yao , Yukang Huo , Yang Ran , Qingbin Tian , Ruifeng Wang , Haihua Wang

Accurate and dense mapping in large-scale environments is essential for various robot applications. Recently, implicit neural signed distance fields (SDFs) have shown promising advances in this task. However, most existing approaches employ…

机器人学 · 计算机科学 2024-04-30 Shuangfu Song , Junqiao Zhao , Kai Huang , Jiaye Lin , Chen Ye , Tiantian Feng

Current methods based on Neural Radiance Fields fail in the low data limit, particularly when training on incomplete scene data. Prior works augment training data only in next-best-view applications, which lead to hallucinations and model…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Ayush Gaggar , Todd D. Murphey

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…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Min Wang , Xin Huang , Guoqing Zhou , Qifeng Guo , Qing Wang

Neural Radiance Fields (NeRF) have achieved remarkable progress in neural rendering. Extracting geometry from NeRF typically relies on the Marching Cubes algorithm, which uses a hand-crafted threshold to define the level set. However, this…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Yi Gu , Zhaorui Wang , Dongjun Ye , Renjing Xu

Neural Radiance Fields (NeRF) have become an increasingly popular representation to capture high-quality appearance and shape of scenes and objects. However, learning generalizable NeRF priors over categories of scenes or objects has been…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Bipasha Sen , Gaurav Singh , Aditya Agarwal , Rohith Agaram , K Madhava Krishna , Srinath Sridhar

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…

计算机视觉与模式识别 · 计算机科学 2023-12-25 Pierre Marza , Laetitia Matignon , Olivier Simonin , Dhruv Batra , Christian Wolf , Devendra Singh Chaplot

Implicit neural rendering, especially Neural Radiance Field (NeRF), has shown great potential in novel view synthesis of a scene. However, current NeRF-based methods cannot enable users to perform user-controlled shape deformation in the…

图形学 · 计算机科学 2022-05-11 Yu-Jie Yuan , Yang-Tian Sun , Yu-Kun Lai , Yuewen Ma , Rongfei Jia , Lin Gao

We present NeWRF, a deep learning framework for predicting wireless channels. Wireless channel prediction is a long-standing problem in the wireless community and is a key technology for improving the coverage of wireless network…

网络与互联网体系结构 · 计算机科学 2024-06-18 Haofan Lu , Christopher Vattheuer , Baharan Mirzasoleiman , Omid Abari