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相关论文: Colorizing Monochromatic Radiance Fields

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We introduce DiffRF, a novel approach for 3D radiance field synthesis based on denoising diffusion probabilistic models. While existing diffusion-based methods operate on images, latent codes, or point cloud data, we are the first to…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Norman Müller , Yawar Siddiqui , Lorenzo Porzi , Samuel Rota Bulò , Peter Kontschieder , Matthias Nießner

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…

计算机视觉与模式识别 · 计算机科学 2024-02-15 Michael Fischer , Zhengqin Li , Thu Nguyen-Phuoc , Aljaz Bozic , Zhao Dong , Carl Marshall , Tobias Ritschel

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

We present Neural Reflectance Fields, a novel deep scene representation that encodes volume density, normal and reflectance properties at any 3D point in a scene using a fully-connected neural network. We combine this representation with a…

计算机视觉与模式识别 · 计算机科学 2020-08-18 Sai Bi , Zexiang Xu , Pratul Srinivasan , Ben Mildenhall , Kalyan Sunkavalli , Miloš Hašan , Yannick Hold-Geoffroy , David Kriegman , Ravi Ramamoorthi

In this paper, we propose SpectralNeRF, an end-to-end Neural Radiance Field (NeRF)-based architecture for high-quality physically based rendering from a novel spectral perspective. We modify the classical spectral rendering into two main…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Ru Li , Jia Liu , Guanghui Liu , Shengping Zhang , Bing Zeng , Shuaicheng Liu

Recently, it has shown that priors are vital for neural implicit functions to reconstruct high-quality surfaces from multi-view RGB images. However, current priors require large-scale pre-training, and merely provide geometric clues without…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Wenyuan Zhang , Emily Yue-ting Jia , Junsheng Zhou , Baorui Ma , Kanle Shi , Yu-Shen Liu , Zhizhong Han

In recent years, novel view synthesis has gained popularity in generating high-fidelity images. While demonstrating superior performance in the task of synthesizing novel views, the majority of these methods are still based on the…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Xiaoyan Yang , Dingbo Lu , Yang Li , Chenhui Li , Changbo Wang

Recently 3D-aware GAN methods with neural radiance field have developed rapidly. However, current methods model the whole image as an overall neural radiance field, which limits the partial semantic editability of synthetic results. Since…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Tianxiang Ma , Bingchuan Li , Qian He , Jing Dong , Tieniu Tan

Neural radiance fields (NeRFs) are a powerful tool for implicit scene representations, allowing for differentiable rendering and the ability to make predictions about unseen viewpoints. There has been growing interest in object and…

机器人学 · 计算机科学 2024-11-14 Boxuan Zhang , Lindsay Kleeman , Michael Burke

Neural Radiance Fields (NeRF) is an emerging technique to synthesize 3D objects from 2D images with a wide range of potential applications. However, rendering existing NeRF models is extremely computation intensive, making it challenging to…

分布式、并行与集群计算 · 计算机科学 2024-06-25 Zhe Wang , Yifei Zhu

We present a method for reconstructing a clear Neural Radiance Field (NeRF) even with fast camera motions. To address blur artifacts, we leverage both (blurry) RGB images and event camera data captured in a binocular configuration.…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Wei Zhi Tang , Daniel Rebain , Kostantinos G. Derpanis , Kwang Moo Yi

Neural radiance field (NeRF) is an emerging view synthesis method that samples points in a three-dimensional (3D) space and estimates their existence and color probabilities. The disadvantage of NeRF is that it requires a long training time…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Hye Bin Yoo , Hyun Min Han , Sung Soo Hwang , Il Yong Chun

As recent advances in Neural Radiance Fields (NeRF) have enabled high-fidelity 3D face reconstruction and novel view synthesis, its manipulation also became an essential task in 3D vision. However, existing manipulation methods require…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Sungwon Hwang , Junha Hyung , Daejin Kim , Min-Jung Kim , Jaegul Choo

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

We present neural radiance fields (NeRF) with templates, dubbed Template-NeRF, for modeling appearance and geometry and generating dense shape correspondences simultaneously among objects of the same category from only multi-view posed…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Jianfei Guo , Zhiyuan Yang , Xi Lin , Qingfu Zhang

Unlike opaque object, novel view synthesis of transparent object is a challenging task, because transparent object refracts light of background causing visual distortions on the transparent object surface along the viewpoint change.…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Heechan Yoon , Seungkyu Lee

Current Neural Radiance Fields (NeRF) can generate photorealistic novel views. For editing 3D scenes represented by NeRF, with the advent of generative models, this paper proposes Inpaint4DNeRF to capitalize on state-of-the-art stable…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Han Jiang , Haosen Sun , Ruoxuan Li , Chi-Keung Tang , Yu-Wing Tai

We propose to tackle the multiview photometric stereo problem using an extension of Neural Radiance Fields (NeRFs), conditioned on light source direction. The geometric part of our neural representation predicts surface normal direction,…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Meghna Asthana , William A. P. Smith , Patrik Huber

CodeNeRF is an implicit 3D neural representation that learns the variation of object shapes and textures across a category and can be trained, from a set of posed images, to synthesize novel views of unseen objects. Unlike the original…

图形学 · 计算机科学 2021-09-07 Wonbong Jang , Lourdes Agapito

Estimating neural radiance fields (NeRFs) from "ideal" images has been extensively studied in the computer vision community. Most approaches assume optimal illumination and slow camera motion. These assumptions are often violated in robotic…

计算机视觉与模式识别 · 计算机科学 2023-01-25 Simon Klenk , Lukas Koestler , Davide Scaramuzza , Daniel Cremers
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