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Reconstructing category-specific objects using Neural Radiance Field (NeRF) from a single image is a promising yet challenging task. Existing approaches predominantly rely on projection-based feature retrieval to associate 3D points in the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Kun Wang , Zhiqiang Yan , Zhenyu Zhang , Xiang Li , Jun Li , Jian Yang

While NeRF has shown great success for neural reconstruction and rendering, its limited MLP capacity and long per-scene optimization times make it challenging to model large-scale indoor scenes. In contrast, classical 3D reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Xiaoshuai Zhang , Sai Bi , Kalyan Sunkavalli , Hao Su , Zexiang Xu

Actively planning sensor views during object reconstruction is crucial for autonomous mobile robots. An effective method should be able to strike a balance between accuracy and efficiency. In this paper, we propose a seamless integration of…

Robotics · Computer Science 2024-05-29 Dongyu Yan , Jianheng Liu , Fengyu Quan , Haoyao Chen , Mengmeng Fu

Neural Radiance Fields (NeRFs) have achieved impressive results in novel view synthesis and surface reconstruction tasks. However, their performance suffers under challenging scenarios with sparse input views. We present CorresNeRF, a novel…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Yixing Lao , Xiaogang Xu , Zhipeng Cai , Xihui Liu , Hengshuang Zhao

We present a framework, called MVG-NeRF, that combines classical Multi-View Geometry algorithms and Neural Radiance Fields (NeRF) for image-based 3D reconstruction. NeRF has revolutionized the field of implicit 3D representations, mainly…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Marco Orsingher , Paolo Zani , Paolo Medici , Massimo Bertozzi

As a promising fashion for visual localization, scene coordinate regression (SCR) has seen tremendous progress in the past decade. Most recent methods usually adopt neural networks to learn the mapping from image pixels to 3D scene…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Le Chen , Weirong Chen , Rui Wang , Marc Pollefeys

Neural Radiance Fields (NeRFs) have demonstrated prominent performance in novel view synthesis. However, their input heavily relies on image acquisition under normal light conditions, making it challenging to learn accurate scene…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Min Wang , Xin Huang , Guoqing Zhou , Qifeng Guo , Qing Wang

Recent progress in large-scale scene rendering has yielded Neural Radiance Fields (NeRF)-based models with an impressive ability to synthesize scenes across small objects and indoor scenes. Nevertheless, extending this idea to large-scale…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Xiaohan Zhang , Yukui Qiu , Zhenyu Sun , Qi Liu

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

Neural Radiance Fields (NeRF) enable 3D scene reconstruction from 2D images and camera poses for Novel View Synthesis (NVS). Although NeRF can produce photorealistic results, it often suffers from overfitting to training views, leading to…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Fusang Wang , Arnaud Louys , Nathan Piasco , Moussab Bennehar , Luis Roldão , Dzmitry Tsishkou

Reconstruction of deformable scenes from endoscopic videos is important for many applications such as intraoperative navigation, surgical visual perception, and robotic surgery. It is a foundational requirement for realizing autonomous…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Shreya Saha , Zekai Liang , Shan Lin , Jingpei Lu , Michael Yip , Sainan Liu

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

Estimating neural radiance fields (NeRFs) from "ideal" images has been extensively studied in the computer vision community. Most approaches assume optimal illumination and slow camera motion. These assumptions are often violated in robotic…

Computer Vision and Pattern Recognition · Computer Science 2023-01-25 Simon Klenk , Lukas Koestler , Davide Scaramuzza , Daniel Cremers

Neural Radiance Field (NeRF) has gained considerable attention recently for 3D scene reconstruction and novel view synthesis due to its remarkable synthesis quality. However, image blurriness caused by defocus or motion, which often occurs…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Li Ma , Xiaoyu Li , Jing Liao , Qi Zhang , Xuan Wang , Jue Wang , Pedro V. Sander

Many real-world 3D reconstruction applications demand photorealism and metric accuracy across unbounded, complex scenes with challenging lighting and imperfect captures that current Neural Radiance Field (NeRF) pipelines only partly…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Vladislav Polianskii , Elijs Dima , Isabel Salmerón Marazuela , Gergő László Nagy , Sigurdur Sverrisson , Volodya Grancharov

Neural Radiance Field (NeRF) research has attracted significant attention recently, with 3D modelling, virtual/augmented reality, and visual effects driving its application. While current NeRF implementations can produce high quality visual…

Computer Vision and Pattern Recognition · Computer Science 2023-06-02 Adrian Azzarelli , Nantheera Anantrasirichai , David R Bull

Neural radiance fields provide state-of-the-art view synthesis quality but tend to be slow to render. One reason is that they make use of volume rendering, thus requiring many samples (and model queries) per ray at render time. Although…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Haithem Turki , Vasu Agrawal , Samuel Rota Bulò , Lorenzo Porzi , Peter Kontschieder , Deva Ramanan , Michael Zollhöfer , Christian Richardt

Recent neural rendering and reconstruction techniques, such as NeRFs or Gaussian Splatting, have shown remarkable novel view synthesis capabilities but require hundreds of images of the scene from diverse viewpoints to render high-quality…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Felix Tristram , Stefano Gasperini , Nassir Navab , Federico Tombari

We propose im2nerf, a learning framework that predicts a continuous neural object representation given a single input image in the wild, supervised by only segmentation output from off-the-shelf recognition methods. The standard approach to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-12 Lu Mi , Abhijit Kundu , David Ross , Frank Dellaert , Noah Snavely , Alireza Fathi

In the realm of autonomous driving, achieving precise 3D reconstruction of the driving environment is critical for ensuring safety and effective navigation. Neural Radiance Fields (NeRF) have shown promise in creating highly detailed and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Xiaochao Pan , Jiawei Yao , Hongrui Kou , Tong Wu , Canran Xiao