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Photorealistic editing of outdoor scenes from photographs requires a profound understanding of the image formation process and an accurate estimation of the scene geometry, reflectance and illumination. A delicate manipulation of the…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Viktor Rudnev , Mohamed Elgharib , William Smith , Lingjie Liu , Vladislav Golyanik , Christian Theobalt

Event cameras are novel bio-inspired sensors that measure per-pixel brightness differences asynchronously. Recovering brightness from events is appealing since the reconstructed images inherit the high dynamic range (HDR) and high-speed…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Zelin Zhang , Anthony Yezzi , Guillermo Gallego

We introduce the task of local relighting, which changes a photograph of a scene by switching on and off the light sources that are visible within the image. This new task differs from the traditional image relighting problem, as it…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Audrey Cui , Ali Jahanian , Agata Lapedriza , Antonio Torralba , Shahin Mahdizadehaghdam , Rohit Kumar , David Bau

Robust face reconstruction from monocular image in general lighting conditions is challenging. Methods combining deep neural network encoders with differentiable rendering have opened up the path for very fast monocular reconstruction of…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Abdallah Dib , Cedric Thebault , Junghyun Ahn , Philippe-Henri Gosselin , Christian Theobalt , Louis Chevallier

Creating relightable and animatable human avatars from monocular videos is a rising research topic with a range of applications, e.g. virtual reality, sports, and video games. Previous works utilize neural fields together with physically…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Zeren Jiang , Shaofei Wang , Siyu Tang

Neural radiance fields (NeRFs) have emerged as an effective method for novel-view synthesis and 3D scene reconstruction. However, conventional training methods require access to all training views during scene optimization. This assumption…

计算机视觉与模式识别 · 计算机科学 2023-09-07 Ryan Po , Zhengyang Dong , Alexander W. Bergman , Gordon Wetzstein

Recent efforts in Neural Rendering Fields (NeRF) have shown impressive results on novel view synthesis by utilizing implicit neural representation to represent 3D scenes. Due to the process of volumetric rendering, the inference speed for…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Junli Cao , Huan Wang , Pavlo Chemerys , Vladislav Shakhrai , Ju Hu , Yun Fu , Denys Makoviichuk , Sergey Tulyakov , Jian Ren

We introduce Differentiable Neural Radiosity, a novel method of representing the solution of the differential rendering equation using a neural network. Inspired by neural radiosity techniques, we minimize the norm of the residual of the…

图形学 · 计算机科学 2022-02-01 Saeed Hadadan , Matthias Zwicker

We present a deep learning approach to reconstruct scene appearance from unstructured images captured under collocated point lighting. At the heart of Deep Reflectance Volumes is a novel volumetric scene representation consisting of…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Sai Bi , Zexiang Xu , Kalyan Sunkavalli , Miloš Hašan , Yannick Hold-Geoffroy , David Kriegman , Ravi Ramamoorthi

We propose GS-IR, a novel inverse rendering approach based on 3D Gaussian Splatting (GS) that leverages forward mapping volume rendering to achieve photorealistic novel view synthesis and relighting results. Unlike previous works that use…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Zhihao Liang , Qi Zhang , Ying Feng , Ying Shan , Kui Jia

Recent advances in differentiable rendering have enabled high-quality reconstruction of 3D scenes from multi-view images. Most methods rely on simple rendering algorithms: pre-filtered direct lighting or learned representations of…

图形学 · 计算机科学 2022-10-05 Jon Hasselgren , Nikolai Hofmann , Jacob Munkberg

We propose IBL-NeRF, which decomposes the neural radiance fields (NeRF) of large-scale indoor scenes into intrinsic components. Recent approaches further decompose the baked radiance of the implicit volume into intrinsic components such…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Changwoon Choi , Juhyeon Kim , Young Min Kim

Humans have the remarkable ability to construct consistent mental models of an environment, even under limited or varying levels of illumination. We wish to endow robots with this same capability. In this paper, we tackle the challenge of…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Tianyi Zhang , Kaining Huang , Weiming Zhi , Matthew Johnson-Roberson

Direct illumination with many lights is an inherent component of physically-based rendering, remaining challenging, especially in real-time scenarios. We propose an online-trained neural cache that stores visibility between lights and 3D…

图形学 · 计算机科学 2025-09-01 Jakub Bokšanský , Daniel Meister

Classical light field rendering for novel view synthesis can accurately reproduce view-dependent effects such as reflection, refraction, and translucency, but requires a dense view sampling of the scene. Methods based on geometric…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Mohammed Suhail , Carlos Esteves , Leonid Sigal , Ameesh Makadia

A variety of Neural Radiance Fields (NeRF) methods have recently achieved remarkable success in high render speed. However, current accelerating methods are specialized and incompatible with various implicit methods, preventing real-time…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Xinyu Gao , Ziyi Yang , Yunlu Zhao , Yuxiang Sun , Xiaogang Jin , Changqing Zou

Image hazing aims to render a hazy image from a given clean one, which could be applied to a variety of practical applications such as gaming, filming, photographic filtering, and image dehazing. To generate plausible haze, we study two…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Boyun Li , Yijie Lin , Xiao Liu , Peng Hu , Jiancheng Lv , Xi Peng

We propose a differentiable rendering algorithm for efficient novel view synthesis. By departing from volume-based representations in favor of a learned point representation, we improve on existing methods more than an order of magnitude in…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Qiang Zhang , Seung-Hwan Baek , Szymon Rusinkiewicz , Felix Heide

Inverse rendering is an ill-posed problem. Previous work has sought to resolve this by focussing on priors for object or scene shape or appearance. In this work, we instead focus on a prior for natural illuminations. Current methods rely on…

计算机视觉与模式识别 · 计算机科学 2022-10-17 James A. D. Gardner , Bernhard Egger , William A. P. Smith

We present Deep Illumination, a novel machine learning technique for approximating global illumination (GI) in real-time applications using a Conditional Generative Adversarial Network. Our primary focus is on generating indirect…

图形学 · 计算机科学 2018-05-24 Manu Mathew Thomas , Angus G. Forbes