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We present a method, Neural Radiance Flow (NeRFlow),to learn a 4D spatial-temporal representation of a dynamic scene from a set of RGB images. Key to our approach is the use of a neural implicit representation that learns to capture the 3D…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Yilun Du , Yinan Zhang , Hong-Xing Yu , Joshua B. Tenenbaum , Jiajun Wu

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

Large-scale numerical simulations of planetary interiors require dedicated visualization algorithms that are able to efficiently extract a large amount of information in an interactive and user-friendly way. Here we present a software…

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

The proposed method, Neural Radiance Projection (NeRP), addresses the three most fundamental shortages of training such a convolutional neural network on X-ray image segmentation: dealing with missing/limited human-annotated datasets;…

Image and Video Processing · Electrical Eng. & Systems 2022-05-03 Pham Ngoc Huy , Tran Minh Quan

Research on neural radiance fields (NeRFs) for novel view generation is exploding with new models and extensions. However, a question that remains unanswered is what happens in underwater or foggy scenes where the medium strongly influences…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Deborah Levy , Amit Peleg , Naama Pearl , Dan Rosenbaum , Derya Akkaynak , Simon Korman , Tali Treibitz

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

Driving simulators play a large role in developing and testing new intelligent vehicle systems. The visual fidelity of the simulation is critical for building vision-based algorithms and conducting human driver experiments. Low visual…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Ekim Yurtsever , Dongfang Yang , Ibrahim Mert Koc , Keith A. Redmill

Neural Radiance Fields (NeRF) have been successfully applied in various aerial scenes, yet they face challenges with sparse views due to limited supervision. The acquisition of dense aerial views is often prohibitive, as unmanned aerial…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Zihan Gao , Licheng Jiao , Lingling Li , Xu Liu , Fang Liu , Puhua Chen , Yuwei Guo

Point-based radiance field rendering has demonstrated impressive results for novel view synthesis, offering a compelling blend of rendering quality and computational efficiency. However, also latest approaches in this domain are not without…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Linus Franke , Darius Rückert , Laura Fink , Marc Stamminger

We present Neural Mixtures of Planar Experts (NeurMiPs), a novel planar-based scene representation for modeling geometry and appearance. NeurMiPs leverages a collection of local planar experts in 3D space as the scene representation. Each…

Computer Vision and Pattern Recognition · Computer Science 2022-04-29 Zhi-Hao Lin , Wei-Chiu Ma , Hao-Yu Hsu , Yu-Chiang Frank Wang , Shenlong Wang

An event-based camera outputs an event whenever a change in scene brightness of a preset magnitude is detected at a particular pixel location in the sensor plane. The resulting sparse and asynchronous output coupled with the high dynamic…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Loïc J. Azzalini , Emmanuel Blazquez , Alexander Hadjiivanov , Gabriele Meoni , Dario Izzo

This paper aims to generate materials for 3D meshes from text descriptions. Unlike existing methods that synthesize texture maps, we propose to generate segment-wise procedural material graphs as the appearance representation, which…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Shangzan Zhang , Sida Peng , Tao Xu , Yuanbo Yang , Tianrun Chen , Nan Xue , Yujun Shen , Hujun Bao , Ruizhen Hu , Xiaowei Zhou

Shemar et al. (2016) presented results based on the output of a feasibility study for the European Space Agency (ESA) on the use of X-ray pulsars for deep space navigation, a concept often referred to as 'XNAV'. Here we describe some of the…

Instrumentation and Methods for Astrophysics · Physics 2018-05-16 Setnam Shemar , George Fraser , Lucy Heil , David Hindley , Adrian Martindale , Philippa Molyneux , John Pye , Robert Warwick

Recent advances with space navigation technologies developed by NASA in space-based atomic clocks and pulsar X-ray navigation combined with past successes in autonomous navigation using optical imaging, brings to the forefront the need to…

Systems and Control · Electrical Eng. & Systems 2022-05-19 Todd Ely , Shyam Bhaskaran , Nicholas Bradley , T. Joseph W. Lazio , Tomas Martin-Mur

3D representation disentanglement aims to identify, decompose, and manipulate the underlying explanatory factors of 3D data, which helps AI fundamentally understand our 3D world. This task is currently under-explored and poses great…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Baao Xie , Bohan Li , Zequn Zhang , Junting Dong , Xin Jin , Jingyu Yang , Wenjun Zeng

Mapping is crucial for spatial reasoning, planning and robot navigation. Existing approaches range from metric, which require precise geometry-based optimization, to purely topological, where image-as-node based graphs lack explicit…

Robotics · Computer Science 2024-05-10 Sourav Garg , Krishan Rana , Mehdi Hosseinzadeh , Lachlan Mares , Niko Sünderhauf , Feras Dayoub , Ian Reid

We propose RANA, a relightable and articulated neural avatar for the photorealistic synthesis of humans under arbitrary viewpoints, body poses, and lighting. We only require a short video clip of the person to create the avatar and assume…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Umar Iqbal , Akin Caliskan , Koki Nagano , Sameh Khamis , Pavlo Molchanov , Jan Kautz

This paper presents a novel image-based path planning algorithm that was developed using computer vision techniques, as well as its comparative analysis with well-known deterministic and probabilistic algorithms, namely A* and Probabilistic…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Selim Ahmet Iz , Mustafa Unel

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
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