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相关论文: Material Transforms from Disentangled NeRF Represe…

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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…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Xiu Li , Xiao Li , Yan Lu

In this paper, we present a novel double diffusion based neural radiance field, dubbed DD-NeRF, to reconstruct human body geometry and render the human body appearance in novel views from a sparse set of images. We first propose a double…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Guangming Yao , Hongzhi Wu , Yi Yuan , Lincheng Li , Kun Zhou , Xin Yu

Neural Radiance Fields (NeRF) is a popular view synthesis technique that represents a scene as a continuous volumetric function, parameterized by multilayer perceptrons that provide the volume density and view-dependent emitted radiance at…

计算机视觉与模式识别 · 计算机科学 2021-12-08 Dor Verbin , Peter Hedman , Ben Mildenhall , Todd Zickler , Jonathan T. Barron , Pratul P. Srinivasan

The estimation of the optical properties of a material from RGB-images is an important but extremely ill-posed problem in Computer Graphics. While recent works have successfully approached this problem even from just a single photograph,…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Raquel Vidaurre , Dan Casas , Elena Garces , Jorge Lopez-Moreno

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

How to effectively explore multi-scale representations of rain streaks is important for image deraining. In contrast to existing Transformer-based methods that depend mostly on single-scale rain appearance, we develop an end-to-end…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Xiang Chen , Jinshan Pan , Jiangxin Dong

We present a method, Neural Radiance Flow (NeRFlow),to learn a 4D spatial-temporal representation of a dynamic scene from a set of RGB images. Key to our approach is the use of a neural implicit representation that learns to capture the 3D…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Yilun Du , Yinan Zhang , Hong-Xing Yu , Joshua B. Tenenbaum , Jiajun Wu

Research on neural radiance fields (NeRFs) for novel view generation is exploding with new models and extensions. However, a question that remains unanswered is what happens in underwater or foggy scenes where the medium strongly influences…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Deborah Levy , Amit Peleg , Naama Pearl , Dan Rosenbaum , Derya Akkaynak , Simon Korman , Tali Treibitz

Neural rendering techniques combining machine learning with geometric reasoning have arisen as one of the most promising approaches for synthesizing novel views of a scene from a sparse set of images. Among these, stands out the Neural…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Albert Pumarola , Enric Corona , Gerard Pons-Moll , Francesc Moreno-Noguer

Neural Radiance Field (NeRF) approaches learn the underlying 3D representation of a scene and generate photo-realistic novel views with high fidelity. However, most proposed settings concentrate on modelling a single object or a single…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Ankit Dhiman , Srinath R , Harsh Rangwani , Rishubh Parihar , Lokesh R Boregowda , Srinath Sridhar , R Venkatesh Babu

Accurate material modeling is crucial for achieving photorealistic rendering, bridging the gap between computer-generated imagery and real-world photographs. While traditional approaches rely on tabulated BRDF data, recent work has shifted…

图形学 · 计算机科学 2025-08-18 Chenliang Zhou , Zheyuan Hu , Cengiz Oztireli

Neural radiance fields (NeRFs) have recently emerged as a promising approach for 3D reconstruction and novel view synthesis. However, NeRF-based methods encode shape, reflectance, and illumination implicitly and this makes it challenging…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Ruofan Liang , Jiahao Zhang , Haoda Li , Chen Yang , Yushi Guan , Nandita Vijaykumar

We present Neural Articulated Radiance Field (NARF), a novel deformable 3D representation for articulated objects learned from images. While recent advances in 3D implicit representation have made it possible to learn models of complex…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Atsuhiro Noguchi , Xiao Sun , Stephen Lin , Tatsuya Harada

Neural Radiance Fields (NeRF) have emerged as a powerful tool for creating highly detailed and photorealistic scenes. Existing methods for NeRF-based 3D style transfer need extensive per-scene optimization for single or multiple styles,…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Adil Meric , Umut Kocasari , Matthias Nießner , Barbara Roessle

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

In this work, we aim to detect the changes caused by object variations in a scene represented by the neural radiance fields (NeRFs). Given an arbitrary view and two sets of scene images captured at different timestamps, we can predict the…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Rui Huang , Binbin Jiang , Qingyi Zhao , William Wang , Yuxiang Zhang , Qing Guo

We introduce a novel neural network-based BRDF model and a Bayesian framework for object inverse rendering, i.e., joint estimation of reflectance and natural illumination from a single image of an object of known geometry. The BRDF is…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Zhe Chen , Shohei Nobuhara , Ko Nishino

We propose DistillNeRF, a self-supervised learning framework addressing the challenge of understanding 3D environments from limited 2D observations in outdoor autonomous driving scenes. Our method is a generalizable feedforward model that…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Letian Wang , Seung Wook Kim , Jiawei Yang , Cunjun Yu , Boris Ivanovic , Steven L. Waslander , Yue Wang , Sanja Fidler , Marco Pavone , Peter Karkus

We present a method for composing photorealistic scenes from captured images of objects. Our work builds upon neural radiance fields (NeRFs), which implicitly model the volumetric density and directionally-emitted radiance of a scene. While…

计算机视觉与模式识别 · 计算机科学 2020-12-16 Michelle Guo , Alireza Fathi , Jiajun Wu , Thomas Funkhouser

We present a novel differentiable rendering framework for joint geometry, material, and lighting estimation from multi-view images. In contrast to previous methods which assume a simplified environment map or co-located flashlights, in this…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Jingyang Zhang , Yao Yao , Shiwei Li , Jingbo Liu , Tian Fang , David McKinnon , Yanghai Tsin , Long Quan