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相关论文: Instant-NeRF: Instant On-Device Neural Radiance Fi…

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Neural Radiance Field (NeRF), capable of synthesizing high-quality novel viewpoint images, suffers from issues like artifact occurrence due to its fixed sampling points during rendering. This study proposes a method that optimizes sampling…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Kazuhiro Ohta , Satoshi Ono

Neural rendering combines ideas from classical computer graphics and machine learning to synthesize images from real-world observations. NeRF, short for Neural Radiance Fields, is a recent innovation that uses AI algorithms to create 3D…

计算机视觉与模式识别 · 计算机科学 2024-03-20 AKM Shahariar Azad Rabby , Chengcui Zhang

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

We propose im2nerf, a learning framework that predicts a continuous neural object representation given a single input image in the wild, supervised by only segmentation output from off-the-shelf recognition methods. The standard approach to…

计算机视觉与模式识别 · 计算机科学 2022-09-12 Lu Mi , Abhijit Kundu , David Ross , Frank Dellaert , Noah Snavely , Alireza Fathi

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

We present a parallelized optimization method based on fast Neural Radiance Fields (NeRF) for estimating 6-DoF pose of a camera with respect to an object or scene. Given a single observed RGB image of the target, we can predict the…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Yunzhi Lin , Thomas Müller , Jonathan Tremblay , Bowen Wen , Stephen Tyree , Alex Evans , Patricio A. Vela , Stan Birchfield

Neural Radiance Fields (NeRF) have emerged as a powerful representation for the task of novel view synthesis due to their simplicity and state-of-the-art performance. Though NeRF can produce photorealistic renderings of unseen viewpoints…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Michael Niemeyer , Jonathan T. Barron , Ben Mildenhall , Mehdi S. M. Sajjadi , Andreas Geiger , Noha Radwan

Neural radiance fields (NeRFs) enable novel view synthesis with unprecedented visual quality. However, to render photorealistic images, NeRFs require hundreds of deep multilayer perceptron (MLP) evaluations - for each pixel. This is…

计算机视觉与模式识别 · 计算机科学 2023-04-21 Ziyu Wan , Christian Richardt , Aljaž Božič , Chao Li , Vijay Rengarajan , Seonghyeon Nam , Xiaoyu Xiang , Tuotuo Li , Bo Zhu , Rakesh Ranjan , Jing Liao

Neural radiance fields (NeRF) have garnered significant attention, with recent works such as Instant-NGP accelerating NeRF training and evaluation through a combination of hashgrid-based positional encoding and neural networks. However,…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Xiufeng Xie , Riccardo Gherardi , Zhihong Pan , Stephen Huang

We present a super-fast convergence approach to reconstructing the per-scene radiance field from a set of images that capture the scene with known poses. This task, which is often applied to novel view synthesis, is recently revolutionized…

计算机视觉与模式识别 · 计算机科学 2022-06-06 Cheng Sun , Min Sun , Hwann-Tzong Chen

Training computer vision models usually requires collecting and labeling vast amounts of imagery under a diverse set of scene configurations and properties. This process is incredibly time-consuming, and it is challenging to ensure that the…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Yunhao Ge , Harkirat Behl , Jiashu Xu , Suriya Gunasekar , Neel Joshi , Yale Song , Xin Wang , Laurent Itti , Vibhav Vineet

In recent years, Neural Radiance Field (NeRF) has demonstrated remarkable capabilities in representing 3D scenes. To expedite the rendering process, learnable explicit representations have been introduced for combination with implicit NeRF…

计算机视觉与模式识别 · 计算机科学 2024-06-07 Yihang Chen , Qianyi Wu , Mehrtash Harandi , Jianfei Cai

Nuclear magnetic resonance (NMR) spectroscopy serves as an indispensable tool in chemistry and biology but often suffers from long experimental time. We present a proof-of-concept of application of deep learning and neural network for…

医学物理 · 物理学 2019-05-15 Xiaobo Qu , Yihui Huang , Hengfa Lu , Tianyu Qiu , Di Guo , Tatiana Agback , Vladislav Orekhov , Zhong Chen

Neural Radiance Field (NeRF) has been proposed as an innovative advancement in 3D reconstruction techniques. However, little research has been conducted on the issues of information confidentiality and security to NeRF, such as…

计算机视觉与模式识别 · 计算机科学 2024-10-02 Qinglong Huang , Haoran Li , Yong Liao , Yanbin Hao , Pengyuan Zhou

Neural Radiance Fields (NeRF) have emerged as a powerful paradigm for 3D scene representation, offering high-fidelity renderings and reconstructions from a set of sparse and unstructured sensor data. In the context of autonomous robotics,…

机器人学 · 计算机科学 2024-12-09 Yuhang Ming , Xingrui Yang , Weihan Wang , Zheng Chen , Jinglun Feng , Yifan Xing , Guofeng Zhang

Despite the rapid development of Neural Radiance Field (NeRF), the necessity of dense covers largely prohibits its wider applications. While several recent works have attempted to address this issue, they either operate with sparse views…

计算机视觉与模式识别 · 计算机科学 2022-08-15 Dejia Xu , Yifan Jiang , Peihao Wang , Zhiwen Fan , Humphrey Shi , Zhangyang Wang

Wireless channel modeling in complex environments is crucial for wireless communication system design and deployment. Traditional channel modeling approaches face challenges in balancing accuracy, efficiency, and scalability, while recent…

信号处理 · 电气工程与系统科学 2025-12-15 Zihang Zeng , Shu Sun , Meixia Tao , Yin Xu , Xianghao Yu

As a neuromorphic sensor with high temporal resolution, spike cameras offer notable advantages over traditional cameras in high-speed vision applications such as high-speed optical estimation, depth estimation, and object tracking. Inspired…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Yijia Guo , Yuanxi Bai , Liwen Hu , Mianzhi Liu , Ziyi Guo , Lei Ma , Tiejun Huang

Detailed and realistic 3D environment representations have been a long-standing goal in the fields of computer vision and robotics. The recent emergence of neural implicit representations has introduced significant advances to these…

Neural Radiance Field (NeRF) regresses a neural parameterized scene by differentially rendering multi-view images with ground-truth supervision. However, when interpolating novel views, NeRF often yields inconsistent and visually non-smooth…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Tianlong Chen , Peihao Wang , Zhiwen Fan , Zhangyang Wang