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Non-photorealistic rendering techniques work on image features and often manipulate a set of characteristics such as edges and texture to achieve a desired depiction of the scene. Most computational photography methods decompose an image…

Computer Vision and Pattern Recognition · Computer Science 2016-04-20 Akshay Gadi Patil , Shanmuganathan Raman

Effective environment perception is crucial for enabling downstream robotic applications. Individual robotic agents often face occlusion and limited visibility issues, whereas multi-agent systems can offer a more comprehensive mapping of…

Robotics · Computer Science 2024-10-01 Hongrui Zhao , Boris Ivanovic , Negar Mehr

Owing to refraction, absorption, and scattering of light by suspended particles in water, raw underwater images suffer from low contrast, blurred details, and color distortion. These characteristics can significantly interfere with the…

Computer Vision and Pattern Recognition · Computer Science 2020-02-24 Yuan Zhou , Kangming Yan

Common capture low-light scenes are challenging for most computer vision techniques, including Neural Radiance Fields (NeRF). Vanilla NeRF is viewer-centred simplifies the rendering process only as light emission from 3D locations in the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-02 Ziteng Cui , Lin Gu , Xiao Sun , Xianzheng Ma , Yu Qiao , Tatsuya Harada

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…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Changwoon Choi , Juhyeon Kim , Young Min Kim

Neural radiance fields (NeRF) has gained significant attention for its exceptional visual effects. However, most existing NeRF methods reconstruct 3D scenes from RGB images captured by visible light cameras. In practical scenarios like…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Chonghao Zhong , Chao Xu

Photorealistic rendering of dynamic humans is an important ability for telepresence systems, virtual shopping, synthetic data generation, and more. Recently, neural rendering methods, which combine techniques from computer graphics and…

Computer Vision and Pattern Recognition · Computer Science 2020-12-21 Ziyan Wang , Timur Bagautdinov , Stephen Lombardi , Tomas Simon , Jason Saragih , Jessica Hodgins , Michael Zollhöfer

In this paper, we focus on the problem of rendering novel views from a Neural Radiance Field (NeRF) under unobserved light conditions. To this end, we introduce a novel dataset, dubbed ReNe (Relighting NeRF), framing real world objects…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Marco Toschi , Riccardo De Matteo , Riccardo Spezialetti , Daniele De Gregorio , Luigi Di Stefano , Samuele Salti

Most novel view synthesis methods -- including Neural Radiance Fields (NeRF) -- struggle to capture the high dynamic range (HDR) radiance required for realistic image-based lighting (IBL). This limitation stems from a reliance on low…

Neural Radiance Fields (NeRFs) have remodeled 3D scene representation since release. NeRFs can effectively reconstruct complex 3D scenes from 2D images, advancing different fields and applications such as scene understanding, 3D content…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Wenhui Xiao , Remi Chierchia , Rodrigo Santa Cruz , Xuesong Li , David Ahmedt-Aristizabal , Olivier Salvado , Clinton Fookes , Leo Lebrat

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

We propose X-NeRF, a novel method to learn a Cross-Spectral scene representation given images captured from cameras with different light spectrum sensitivity, based on the Neural Radiance Fields formulation. X-NeRF optimizes camera poses…

Computer Vision and Pattern Recognition · Computer Science 2022-09-02 Matteo Poggi , Pierluigi Zama Ramirez , Fabio Tosi , Samuele Salti , Stefano Mattoccia , Luigi Di Stefano

We present a system for applying sim2real approaches to "in the wild" scenes with realistic visuals, and to policies which rely on active perception using RGB cameras. Given a short video of a static scene collected using a generic phone,…

We introduce SeaSplat, a method to enable real-time rendering of underwater scenes leveraging recent advances in 3D radiance fields. Underwater scenes are challenging visual environments, as rendering through a medium such as water…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Daniel Yang , John J. Leonard , Yogesh Girdhar

We present a learning-based technique for estimating high dynamic range (HDR), omnidirectional illumination from a single low dynamic range (LDR) portrait image captured under arbitrary indoor or outdoor lighting conditions. We train our…

Computer Vision and Pattern Recognition · Computer Science 2020-08-07 Chloe LeGendre , Wan-Chun Ma , Rohit Pandey , Sean Fanello , Christoph Rhemann , Jason Dourgarian , Jay Busch , Paul Debevec

Existing neural reconstruction schemes such as Neural Radiance Field (NeRF) are largely focused on modeling opaque objects. We present a novel neural refractive field(NeReF) to recover wavefront of transparent fluids by simultaneously…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Ziyu Wang , Wei Yang , Junming Cao , Lan Xu , Junqing Yu , Jingyi Yu

We present a novel approach for synthesizing realistic novel views using Neural Radiance Fields (NeRF) with uncontrolled photos in the wild. While NeRF has shown impressive results in controlled settings, it struggles with transient objects…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Shuaixian Wang , Haoran Xu , Yaokun Li , Jiwei Chen , Guang Tan

Photo-realistic rendering and novel view synthesis play a crucial role in human-computer interaction tasks, from gaming to path planning. Neural Radiance Fields (NeRFs) model scenes as continuous volumetric functions and achieve remarkable…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Iryna Repinetska , Anna Hilsmann , Peter Eisert

The majority of Earth's surface lies deep in the oceans, where no surface light reaches. Robots diving down to great depths must bring light sources that create moving illumination patterns in the darkness, such that the same 3D point…

Computer Vision and Pattern Recognition · Computer Science 2021-10-04 Kevin Köser , Yifan Song , Lasse Petersen , Emanuel Wenzlaff , Felix Woelk

In real-world environments, outdoor imaging systems are often affected by disturbances such as rain degradation. Especially, in nighttime driving scenes, insufficient and uneven lighting shrouds the scenes in darkness, resulting degradation…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Cidan Shi , Lihuang Fang , Han Wu , Xiaoyu Xian , Yukai Shi , Liang Lin