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Real-time rendering with global illumination is crucial to afford the user realistic experience in virtual environments. We present a learning-based estimator to predict diffuse indirect illumination in screen space, which then is combined…

Graphics · Computer Science 2025-11-06 Meng Gai , Guoping Wang , Sheng Li

Radiance fields have revolutionized photo-realistic 3D scene visualization by enabling high-fidelity reconstruction of complex environments, making them an ideal match for light field displays. However, integrating these technologies…

Interactive volume visualization using a mixed reality (MR) system helps provide users with an intuitive spatial perception of volumetric data. Due to sophisticated requirements of user interaction and vision when using MR head-mounted…

Graphics · Computer Science 2023-09-06 Haojie Cheng , Chunxiao Xu , Xujing Chen , Zhenxin Chen , Jiajun Wang , Lingxiao Zhao

We present the first real-time method for inserting a rigid virtual object into a neural radiance field, which produces realistic lighting and shadowing effects, as well as allows interactive manipulation of the object. By exploiting the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Keyang Ye , Hongzhi Wu , Xin Tong , Kun Zhou

Illumination estimation is often used in mixed reality to re-render a scene from another point of view, to change the color/texture of an object, or to insert a virtual object consistently lit into a real video or photograph. Specifically,…

Computer Vision and Pattern Recognition · Computer Science 2018-12-13 Grégoire Nieto , Salma Jiddi , Philippe Robert

Recent advances in implicit neural representations and differentiable rendering make it possible to simultaneously recover the geometry and materials of an object from multi-view RGB images captured under unknown static illumination.…

Computer Vision and Pattern Recognition · Computer Science 2022-04-15 Yuanqing Zhang , Jiaming Sun , Xingyi He , Huan Fu , Rongfei Jia , Xiaowei Zhou

Typical inverse rendering methods focus on learning implicit neural scene representations by modeling the geometry, materials and illumination separately, which entails significant computations for optimization. In this work we design a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Shuang Wu , Songlin Tang , Guangming Lu , Jianzhuang Liu , Wenjie Pei

We develop an efficient numerical method for calculating the image stress field induced by spherical voids in materials. The method is applied to dislocation-void interactions in dislocation dynamics simulations. We obtain a complete set of…

Computational Physics · Physics 2019-02-14 Yifan Wang , Xiaohan Zhang , Wei Cai

In this paper, we introduce Flash-VL 2B, a novel approach to optimizing Vision-Language Models (VLMs) for real-time applications, targeting ultra-low latency and high throughput without sacrificing accuracy. Leveraging advanced…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Bo Zhang , Shuo Li , Runhe Tian , Yang Yang , Jixin Tang , Jinhao Zhou , Lin Ma

We present a novel approach enabling interactive visualization of volumetric Locally Refined B-splines (LR-splines). To this end we propose a highly efficient algorithm for direct visualization of scalar and vector fields given by an…

Graphics · Computer Science 2018-03-15 Franz G. Fuchs , Oliver J. D. Barrowclough , Jon M. Hjelmervik , Heidi E. I. Dahl

We present a lightweight solution for estimating spatially-coherent indoor lighting from a single RGB image. Previous methods for estimating illumination using volumetric representations have overlooked the sparse distribution of light…

Computer Vision and Pattern Recognition · Computer Science 2024-04-08 Xuecan Wang , Shibang Xiao , Xiaohui Liang

Holographic displays promise several benefits including high quality 3D imagery, accurate accommodation cues, and compact form-factors. However, holography relies on coherent illumination which can create undesirable speckle noise in the…

Graphics · Computer Science 2023-09-20 Grace Kuo , Florian Schiffers , Douglas Lanman , Oliver Cossairt , Nathan Matsuda

There exists a widely accepted set of assertions in the digital image and video coding literature, which are as follows: the Human Visual System (HVS) is more sensitive to luminance (often confused with brightness) than photon energies…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Lee Prangnell

Accurate lighting estimation is a significant yet challenging task in computer vision and graphics. However, existing methods either struggle to restore detailed textures of illumination map, or face challenges in running speed and texture…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Kunliang Xie

We present a differentiable rendering framework for material and lighting estimation from multi-view images and a reconstructed geometry. In the framework, we represent scene lightings as the Neural Incident Light Field (NeILF) and material…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Yao Yao , Jingyang Zhang , Jingbo Liu , Yihang Qu , Tian Fang , David McKinnon , Yanghai Tsin , Long Quan

Differentiable rendering has received increasing interest for image-based inverse problems. It can benefit traditional optimization-based solutions to inverse problems, but also allows for self-supervision of learning-based approaches for…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Linjie Lyu , Marc Habermann , Lingjie Liu , Mallikarjun B R , Ayush Tewari , Christian Theobalt

We present a deep learning solution for estimating the incident illumination at any 3D location within a scene from an input narrow-baseline stereo image pair. Previous approaches for predicting global illumination from images either…

Computer Vision and Pattern Recognition · Computer Science 2020-05-14 Pratul P. Srinivasan , Ben Mildenhall , Matthew Tancik , Jonathan T. Barron , Richard Tucker , Noah Snavely

Photo-realistic free-viewpoint rendering of real-world scenes using classical computer graphics techniques is challenging, because it requires the difficult step of capturing detailed appearance and geometry models. Recent studies have…

Computer Vision and Pattern Recognition · Computer Science 2021-01-08 Lingjie Liu , Jiatao Gu , Kyaw Zaw Lin , Tat-Seng Chua , Christian Theobalt

Implicit representations of 3D objects have recently achieved impressive results on learning-based 3D reconstruction tasks. While existing works use simple texture models to represent object appearance, photo-realistic image synthesis…

Computer Vision and Pattern Recognition · Computer Science 2020-03-30 Michael Oechsle , Michael Niemeyer , Lars Mescheder , Thilo Strauss , Andreas Geiger

Low-light image enhancement is a promising solution to tackle the problem of insufficient sensitivity of human vision system (HVS) to perceive information in low light environments. Previous Retinex-based works always accomplish enhancement…

Image and Video Processing · Electrical Eng. & Systems 2020-05-18 Xiaoxiao Li , Xiaopeng Guo , Liye Mei , Mingyu Shang , Jie Gao , Maojing Shu , Xiang Wang