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Novel view synthesis has recently been revolutionized by learning neural radiance fields directly from sparse observations. However, rendering images with this new paradigm is slow due to the fact that an accurate quadrature of the volume…

Computer Vision and Pattern Recognition · Computer Science 2022-07-29 Andreas Kurz , Thomas Neff , Zhaoyang Lv , Michael Zollhöfer , Markus Steinberger

Virtual Reality (VR) is becoming ubiquitous with the rise of consumer displays and commercial VR platforms. Such displays require low latency and high quality rendering of synthetic imagery with reduced compute overheads. Recent advances in…

Graphics · Computer Science 2022-07-25 Nianchen Deng , Zhenyi He , Jiannan Ye , Budmonde Duinkharjav , Praneeth Chakravarthula , Xubo Yang , Qi Sun

Sparse-view tomographic reconstruction is a pivotal direction for reducing radiation dose and augmenting clinical applicability. While many research works have proposed the reconstruction of tomographic images from sparse 2D projections,…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Jingmou Xian , Jian Zhu , Haolin Liao , Si Li

Considering the problem of novel view synthesis (NVS) from only a set of 2D images, we simplify the training process of Neural Radiance Field (NeRF) on forward-facing scenes by removing the requirement of known or pre-computed camera…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Zirui Wang , Shangzhe Wu , Weidi Xie , Min Chen , Victor Adrian Prisacariu

Asynchronously operating event cameras find many applications due to their high dynamic range, vanishingly low motion blur, low latency and low data bandwidth. The field saw remarkable progress during the last few years, and existing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Viktor Rudnev , Mohamed Elgharib , Christian Theobalt , Vladislav Golyanik

Despite the recent success of Neural Radiance Field (NeRF), it is still challenging to render large-scale driving scenes with long trajectories, particularly when the rendering quality and efficiency are in high demand. Existing methods for…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Zhuopeng Li , Chenming Wu , Liangjun Zhang , Jianke Zhu

Neural radiance field (NeRF) is an emerging view synthesis method that samples points in a three-dimensional (3D) space and estimates their existence and color probabilities. The disadvantage of NeRF is that it requires a long training time…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Hye Bin Yoo , Hyun Min Han , Sung Soo Hwang , Il Yong Chun

Recent work on Neural Radiance Fields (NeRF) has demonstrated significant advances in high-quality view synthesis. A major limitation of NeRF is its low rendering efficiency due to the need for multiple network forwardings to render a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Yushuang Wu , Xiao Li , Jinglu Wang , Xiaoguang Han , Shuguang Cui , Yan Lu

The emerging Neural Radiance Field (NeRF) shows great potential in representing 3D scenes, which can render photo-realistic images from novel view with only sparse views given. However, utilizing NeRF to reconstruct real-world scenes…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Chenbin Li , Yu Xin , Gaoyi Liu , Xiang Zeng , Ligang Liu

We present SatGeo-NeRF, a geometrically regularized NeRF for satellite imagery that mitigates overfitting-induced geometric artifacts observed in current state-of-the-art models using three model-agnostic regularizers. Gravity-Aligned…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Valentin Wagner , Sebastian Bullinger , Michael Arens , Rainer Stiefelhagen

Neural Radiance Fields (NeRFs) have unmatched fidelity on large, real-world scenes. A common approach for scaling NeRFs is to partition the scene into regions, each of which is assigned its own parameters. When implemented naively, such an…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Clinton Wang , Peter Hedman , Polina Golland , Jonathan T. Barron , Daniel Duckworth

We present a novel framework, called FrameNeRF, designed to apply off-the-shelf fast high-fidelity NeRF models with fast training speed and high rendering quality for few-shot novel view synthesis tasks. The training stability of fast…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Yan Xing , Pan Wang , Ligang Liu , Daolun Li , Li Zhang

Existing Neural Radiance Fields (NeRF) methods suffer from the existence of reflective objects, often resulting in blurry or distorted rendering. Instead of calculating a single radiance field, we propose a multi-space neural radiance field…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Ze-Xin Yin , Peng-Yi Jiao , Jiaxiong Qiu , Ming-Ming Cheng , Bo Ren

Although recent efforts have extended Neural Radiance Fields (NeRF) into LiDAR point cloud synthesis, the majority of existing works exhibit a strong dependence on precomputed poses. However, point cloud registration methods struggle to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Weiyi Xue , Zehan Zheng , Fan Lu , Haiyun Wei , Guang Chen , Changjun Jiang

NeRF-based methods reconstruct 3D scenes by building a radiance field with implicit or explicit representations. While NeRF-based methods can perform novel view synthesis (NVS) at arbitrary scale, the performance in high-resolution novel…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Ding-Jiun Huang , Zi-Ting Chou , Yu-Chiang Frank Wang , Cheng Sun

Neural Radiance Fields (NeRF) achieve impressive view synthesis results for a variety of capture settings, including 360 capture of bounded scenes and forward-facing capture of bounded and unbounded scenes. NeRF fits multi-layer perceptrons…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Kai Zhang , Gernot Riegler , Noah Snavely , Vladlen Koltun

Neural Radiance Field (NeRF)-based segmentation methods focus on object semantics and rely solely on RGB data, lacking intrinsic material properties. This limitation restricts accurate material perception, which is crucial for robotics,…

Image and Video Processing · Electrical Eng. & Systems 2025-08-07 Fabian Perez , Sara Rojas , Carlos Hinojosa , Hoover Rueda-Chacón , Bernard Ghanem

We present ZeroRF, a novel per-scene optimization method addressing the challenge of sparse view 360{\deg} reconstruction in neural field representations. Current breakthroughs like Neural Radiance Fields (NeRF) have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Ruoxi Shi , Xinyue Wei , Cheng Wang , Hao Su

We propose StyleNeRF, a 3D-aware generative model for photo-realistic high-resolution image synthesis with high multi-view consistency, which can be trained on unstructured 2D images. Existing approaches either cannot synthesize…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Jiatao Gu , Lingjie Liu , Peng Wang , Christian Theobalt

While originally developed for novel view synthesis, Neural Radiance Fields (NeRFs) have recently emerged as an alternative to multi-view stereo (MVS). Triggered by a manifold of research activities, promising results have been gained…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Vincent Hackstein , Paul Fauth-Mayer , Matthias Rothermel , Norbert Haala