English
Related papers

Related papers: LANe: Lighting-Aware Neural Fields for Composition…

200 papers

Compositional structures between parts and objects are inherent in natural scenes. Modeling such compositional hierarchies via unsupervised learning can bring various benefits such as interpretability and transferability, which are…

Machine Learning · Computer Science 2019-10-22 Fei Deng , Zhuo Zhi , Sungjin Ahn

Radiance fields have gradually become a main representation of media. Although its appearance editing has been studied, how to achieve view-consistent recoloring in an efficient manner is still under explored. We present RecolorNeRF, a…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Bingchen Gong , Yuehao Wang , Xiaoguang Han , Qi Dou

3D scene stylization aims at generating stylized images of the scene from arbitrary novel views following a given set of style examples, while ensuring consistency when rendered from different views. Directly applying methods for image or…

Graphics · Computer Science 2022-05-26 Yi-Hua Huang , Yue He , Yu-Jie Yuan , Yu-Kun Lai , Lin Gao

We introduce the GANformer2 model, an iterative object-oriented transformer, explored for the task of generative modeling. The network incorporates strong and explicit structural priors, to reflect the compositional nature of visual scenes,…

Computer Vision and Pattern Recognition · Computer Science 2021-11-18 Drew A. Hudson , C. Lawrence Zitnick

The quality of three-dimensional reconstruction is a key factor affecting the effectiveness of its application in areas such as virtual reality (VR) and augmented reality (AR) technologies. Neural Radiance Fields (NeRF) can generate…

Computer Vision and Pattern Recognition · Computer Science 2023-06-09 Qianqiu Tan , Tao Liu , Yinling Xie , Shuwan Yu , Baohua Zhang

Image blending aims to combine multiple images seamlessly. It remains challenging for existing 2D-based methods, especially when input images are misaligned due to differences in 3D camera poses and object shapes. To tackle these issues, we…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Hyunsu Kim , Gayoung Lee , Yunjey Choi , Jin-Hwa Kim , Jun-Yan Zhu

Visual scenes are extremely diverse, not only because there are infinite possible combinations of objects and backgrounds but also because the observations of the same scene may vary greatly with the change of viewpoints. When observing a…

Computer Vision and Pattern Recognition · Computer Science 2024-01-05 Jinyang Yuan , Tonglin Chen , Zhimeng Shen , Bin Li , Xiangyang Xue

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…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 AKM Shahariar Azad Rabby , Chengcui Zhang

Decomposing a scene into its shape, reflectance, and illumination is a challenging but important problem in computer vision and graphics. This problem is inherently more challenging when the illumination is not a single light source under…

Computer Vision and Pattern Recognition · Computer Science 2021-08-27 Mark Boss , Raphael Braun , Varun Jampani , Jonathan T. Barron , Ce Liu , Hendrik P. A. Lensch

We consider the challenging problem of outdoor lighting estimation for the goal of photorealistic virtual object insertion into photographs. Existing works on outdoor lighting estimation typically simplify the scene lighting into an…

Computer Vision and Pattern Recognition · Computer Science 2022-08-22 Zian Wang , Wenzheng Chen , David Acuna , Jan Kautz , Sanja Fidler

Purely MLP-based neural radiance fields (NeRF-based methods) often suffer from underfitting with blurred renderings on large-scale scenes due to limited model capacity. Recent approaches propose to geographically divide the scene and adopt…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Linning Xu , Yuanbo Xiangli , Sida Peng , Xingang Pan , Nanxuan Zhao , Christian Theobalt , Bo Dai , Dahua Lin

While remarkable success has been achieved through diffusion-based 3D generative models for shapes, 4D generative modeling remains challenging due to the complexity of object deformations over time. We propose DNF, a new 4D representation…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Xinyi Zhang , Naiqi Li , Angela Dai

Neural radiance fields (NeRF) excel at synthesizing new views given multi-view, calibrated images of a static scene. When scenes include distractors, which are not persistent during image capture (moving objects, lighting variations,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Sara Sabour , Suhani Vora , Daniel Duckworth , Ivan Krasin , David J. Fleet , Andrea Tagliasacchi

Obtaining 3D object representations is important for creating photo-realistic simulations and for collecting AR and VR assets. Neural fields have shown their effectiveness in learning a continuous volumetric representation of a scene from…

Computer Vision and Pattern Recognition · Computer Science 2022-09-05 Ashkan Mirzaei , Yash Kant , Jonathan Kelly , Igor Gilitschenski

Asynchronously operating event cameras find many applications due to their high dynamic range, vanishingly low motion blur, low latency and low data bandwidth. The field saw remarkable progress during the last few years, and existing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Viktor Rudnev , Mohamed Elgharib , Christian Theobalt , Vladislav Golyanik

We study the problem of novel view synthesis of objects from a single image. Existing methods have demonstrated the potential in single-view view synthesis. However, they still fail to recover the fine appearance details, especially in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Xingyi Li , Chaoyi Hong , Yiran Wang , Zhiguo Cao , Ke Xian , Guosheng Lin

Recent advances in implicit neural representation have demonstrated the ability to recover detailed geometry and material from multi-view images. However, the use of simplified lighting models such as environment maps to represent…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Yiyu Zhuang , Qi Zhang , Xuan Wang , Hao Zhu , Ying Feng , Xiaoyu Li , Ying Shan , Xun Cao

Recent neural rendering methods have demonstrated accurate view interpolation by predicting volumetric density and color with a neural network. Although such volumetric representations can be supervised on static and dynamic scenes,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Julian Knodt , Joe Bartusek , Seung-Hwan Baek , Felix Heide

Neural Radiance Fields (NeRF) give rise to learning-based 3D reconstruction methods widely used in industrial applications. Although prevalent methods achieve considerable improvements in small-scale scenes, accomplishing reconstruction in…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Bingnan Ni , Huanyu Wang , Dongfeng Bai , Minghe Weng , Dexin Qi , Weichao Qiu , Bingbing Liu

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…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Sai Bi , Zexiang Xu , Pratul Srinivasan , Ben Mildenhall , Kalyan Sunkavalli , Miloš Hašan , Yannick Hold-Geoffroy , David Kriegman , Ravi Ramamoorthi