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Related papers: A Real-Time Rendering Method for Light Field Displ…

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In this paper we present a technique that improves rendering performance for real-time scenes with ray traced lighting in the presence of dynamic lights and objects. In particular we verify photon paths from the previous frame against…

Graphics · Computer Science 2021-11-16 Pierre Moreau , Michael Doggett , Erik Sintorn

Although significant progress has been made in enhancing visibility, retrieving texture details, and mitigating noise in Low-Light (LL) images, the challenge persists in applying current Low-Light Image Enhancement (LLIE) methods to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Han Zhou , Wei Dong , Xiaohong Liu , Yulun Zhang , Guangtao Zhai , Jun Chen

Light-field video has recently been used in virtual and augmented reality applications to increase realism and immersion. However, existing light-field methods are generally limited to static scenes due to the requirement to acquire a dense…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Armin Mustafa , Marco Volino , Jean-yves Guillemaut , Adrian Hilton

Recently, personalized portrait generation with a text-to-image diffusion model has significantly advanced with Textual Inversion, emerging as a promising approach for creating high-fidelity personalized images. Despite its potential,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Hyun-Jun Jin , Young-Eun Kim , Seong-Whan Lee

We provide an open source framework to experiment with evolutionary algorithms which we call "Experimenting and Learning toolkit for Evolutionary Algorithms (ELEA)". ELEA is browser-based and allows to assemble evolutionary algorithms using…

Neural and Evolutionary Computing · Computer Science 2023-02-14 Markus Wagner , Erik Kohlros , Gerome Quantmeyer , Timo Kötzing

Illumination and texture editing are critical dimensions for world-to-world transfer, which is valuable for applications including sim2real and real2real visual data scaling up for embodied AI. Existing techniques generatively re-render the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Yang Liu , Chuanchen Luo , Zimo Tang , Yingyan Li , Yuran Yang , Yuanyong Ning , Lue Fan , Junran Peng , Zhaoxiang Zhang

Instance-level recognition (ILR) focuses on identifying individual objects rather than broad categories, offering the highest granularity in image classification. However, this fine-grained nature makes creating large-scale annotated…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Yankun Wu , Zakaria Laskar , Giorgos Kordopatis-Zilos , Noa Garcia , Giorgos Tolias

For objected detection, the availability of color cues strongly influences detection rates and is even a prerequisite for many methods. However, when training on synthetic CAD data, this information is not available. We therefore present a…

Computer Vision and Pattern Recognition · Computer Science 2019-12-16 Pavel Rojtberg , Arjan Kuijper

Recent advances in illumination control extend image-based methods to video, yet still facing a trade-off between lighting fidelity and temporal consistency. Moving beyond relighting, a key step toward generative modeling of real-world…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Tianqi Liu , Zhaoxi Chen , Zihao Huang , Shaocong Xu , Saining Zhang , Chongjie Ye , Bohan Li , Zhiguo Cao , Wei Li , Hao Zhao , Ziwei Liu

The Visual Turing Test is the ultimate goal to evaluate the realism of holographic displays. Previous studies have focused on addressing challenges such as limited \'etendue and image quality over a large focal volume, but they have not…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Florian Schiffers , Praneeth Chakravarthula , Nathan Matsuda , Grace Kuo , Ethan Tseng , Douglas Lanman , Felix Heide , Oliver Cossairt

In the text-to-image generation field, recent remarkable progress in Stable Diffusion makes it possible to generate rich kinds of novel photorealistic images. However, current models still face misalignment issues (e.g., problematic spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Leigang Qu , Shengqiong Wu , Hao Fei , Liqiang Nie , Tat-Seng Chua

This paper proposes a new hybrid algorithm for sampling virtual point light (VPL). The indirect lighting calculation of the scene is used to distribute the VPL reasonably. In the process of generating VPL, we divide the scene into two parts…

Graphics · Computer Science 2022-03-23 Shihao Jin , Rui Wang , Wenting Zheng , Wei Hua , Yuchi Huo

We propose an efficient radiance field rendering algorithm that incorporates a rasterization process on adaptive sparse voxels without neural networks or 3D Gaussians. There are two key contributions coupled with the proposed system. The…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Cheng Sun , Jaesung Choe , Charles Loop , Wei-Chiu Ma , Yu-Chiang Frank Wang

RayGauss has achieved state-of-the-art rendering quality for novel-view synthesis on synthetic and indoor scenes by representing radiance and density fields with irregularly distributed elliptical basis functions, rendered via volume ray…

Computer Vision and Pattern Recognition · Computer Science 2025-09-10 Hugo Blanc , Jean-Emmanuel Deschaud , Alexis Paljic

The rise in virtual and mixed reality systems has prompted a resurgence of interest in two-dimensional and three-dimensional real-time computer generated holography. Phase randomisation is an integral part of holographic projection as it…

Signal Processing · Electrical Eng. & Systems 2020-04-09 Peter J. Christopher , Timothy D. Wilkinson

The widespread use of high-definition screens in edge devices, such as end-user cameras, smartphones, and televisions, is spurring a significant demand for image enhancement. Existing enhancement models often optimize for high performance…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Sidi Yang , Binxiao Huang , Mingdeng Cao , Yatai Ji , Hanzhong Guo , Ngai Wong , Yujiu Yang

This paper proposes a novel image set classification technique based on the concept of linear regression. Unlike most other approaches, the proposed technique does not involve any training or feature extraction. The gallery image sets are…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Uzair Nadeem , Syed Afaq Ali Shah , Mohammed Bennamoun , Roberto Togneri , Ferdous Sohel

We propose an efficient method for rendering complex luminaires using a high-quality octree-based representation of the luminaire emission. Complex luminaires are a particularly challenging problem in rendering, due to their caustic light…

Graphics · Computer Science 2022-07-12 Jorge Condor , Adrián Jarabo

Lighting is a determining factor in photography that affects the style, expression of emotion, and even quality of images. Creating or finding satisfying lighting conditions, in reality, is laborious and time-consuming, so it is of great…

Computer Vision and Pattern Recognition · Computer Science 2022-08-31 Zuo-Liang Zhu , Zhen Li , Rui-Xun Zhang , Chun-Le Guo , Ming-Ming Cheng

Depth of Field (DoF) in games is usually achieved as a post-process effect by blurring pixels in the sharp rasterized image based on the defined focus plane. This paper describes a novel real-time DoF technique that uses ray tracing with…

Graphics · Computer Science 2022-10-12 Yu Wei Tan , Nicholas Chua , Nathan Biette , Anand Bhojan