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Autonomous driving systems rely on accurate perception and localization of the ego car to ensure safety and reliability in challenging real-world driving scenarios. Public datasets play a vital role in benchmarking and guiding advancement…

Computer Vision and Pattern Recognition · Computer Science 2025-04-28 Quentin Herau , Nathan Piasco , Moussab Bennehar , Luis Roldão , Dzmitry Tsishkou , Bingbing Liu , Cyrille Migniot , Pascal Vasseur , Cédric Demonceaux

Neural Radiance Fields (NeRFs) have made great success in representing complex 3D scenes with high-resolution details and efficient memory. Nevertheless, current NeRF-based pose estimators have no initial pose prediction and are prone to…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Zhenxin Zhu , Yuantao Chen , Zirui Wu , Chao Hou , Yongliang Shi , Chuxuan Li , Pengfei Li , Hao Zhao , Guyue Zhou

Neural Radiance Fields (NeRF) methods excel at 3D reconstruction from multiple 2D images, even those taken with unknown camera poses. However, they still miss the fine-detailed structures that matter in industrial inspection, e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-11 Jong-Ik Park , Carlee Joe-Wong , Gary K. Fedder

In this paper, we propose HeadNeRF, a novel NeRF-based parametric head model that integrates the neural radiance field to the parametric representation of the human head. It can render high fidelity head images in real-time on modern GPUs,…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Yang Hong , Bo Peng , Haiyao Xiao , Ligang Liu , Juyong Zhang

Novel view synthesis using neural radiance fields (NeRF) is the state-of-the-art technique for generating high-quality images from novel viewpoints. Existing methods require a priori knowledge about extrinsic and intrinsic camera…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Hannah Schieber , Fabian Deuser , Bernhard Egger , Norbert Oswald , Daniel Roth

We present an image dehazing algorithm with high quality, wide application, and no data training or prior needed. We analyze the defects of the original dehazing model, and propose a new and reliable dehazing reconstruction and dehazing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Zheyan Jin , Shiqi Chen , Huajun Feng , Zhihai Xu , Qi Li , Yueting Chen

We present the first framework capable of synthesizing the all-in-focus neural radiance field (NeRF) from inputs without manual refocusing. Without refocusing, the camera will automatically focus on the fixed object for all views, and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Xianrui Luo , Zijin Wu , Juewen Peng , Huiqiang Sun , Zhiguo Cao , Guosheng Lin

Neural Radiance Field (NeRF) has recently emerged as a powerful representation to synthesize photorealistic novel views. While showing impressive performance, it relies on the availability of dense input views with highly accurate camera…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Prune Truong , Marie-Julie Rakotosaona , Fabian Manhardt , Federico Tombari

Existing volumetric neural rendering techniques, such as Neural Radiance Fields (NeRF), face limitations in synthesizing high-quality novel views when the camera poses of input images are imperfect. To address this issue, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Hongyu Fu , Xin Yu , Lincheng Li , Li Zhang

The point pair feature (PPF) is widely used for 6D pose estimation. In this paper, we propose an efficient 6D pose estimation method based on the PPF framework. We introduce a well-targeted down-sampling strategy that focuses more on edge…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Chenyi Liu , Fei Chen , Lu Deng , Renjiao Yi , Lintao Zheng , Chenyang Zhu , Jia Wang , Kai Xu

Though neural radiance fields (NeRF) have demonstrated impressive view synthesis results on objects and small bounded regions of space, they struggle on "unbounded" scenes, where the camera may point in any direction and content may exist…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Jonathan T. Barron , Ben Mildenhall , Dor Verbin , Pratul P. Srinivasan , Peter Hedman

Neural surface reconstruction relies heavily on accurate camera poses as input. Despite utilizing advanced pose estimators like COLMAP or ARKit, camera poses can still be noisy. Existing pose-NeRF joint optimization methods handle poses…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Yi Gu , Dongjun Ye , Zhaorui Wang , Jiaxu Wang , Jiahang Cao , Renjing Xu

Accurate 6-DoF object pose estimation and tracking are critical for reliable robotic manipulation. However, zero-shot methods often fail under viewpoint-induced ambiguities and fixed-camera setups struggle when objects move or become…

Robotics · Computer Science 2026-03-10 Sheng Liu , Zhe Li , Weiheng Wang , Han Sun , Heng Zhang , Hongpeng Chen , Yusen Qin , Arash Ajoudani , Yizhao Wang

The accurate estimation of six degrees-of-freedom (6DoF) object poses is essential for many applications in robotics and augmented reality. However, existing methods for 6DoF pose estimation often depend on CAD templates or dense support…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Panwang Pan , Zhiwen Fan , Brandon Y. Feng , Peihao Wang , Chenxin Li , Zhangyang Wang

Multi-resolution hash encoding has recently been proposed to reduce the computational cost of neural renderings, such as NeRF. This method requires accurate camera poses for the neural renderings of given scenes. However, contrary to…

Computer Vision and Pattern Recognition · Computer Science 2023-02-06 Hwan Heo , Taekyung Kim , Jiyoung Lee , Jaewon Lee , Soohyun Kim , Hyunwoo J. Kim , Jin-Hwa Kim

Neural Radiance Fields (NeRF) have emerged as a paradigm-shifting methodology for the photorealistic rendering of objects and environments, enabling the synthesis of novel viewpoints with remarkable fidelity. This is accomplished through…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Peng Tu , Xun Zhou , Mingming Wang , Xiaojun Yang , Bo Peng , Ping Chen , Xiu Su , Yawen Huang , Yefeng Zheng , Chang Xu

This paper presents an approach to estimating the continuous 6-DoF pose of an object from a single RGB image. The approach combines semantic keypoints predicted by a convolutional network (convnet) with a deformable shape model. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Karl Schmeckpeper , Philip R. Osteen , Yufu Wang , Georgios Pavlakos , Kenneth Chaney , Wyatt Jordan , Xiaowei Zhou , Konstantinos G. Derpanis , Kostas Daniilidis

One core challenge in object pose estimation is to ensure accurate and robust performance for large numbers of diverse foreground objects amidst complex background clutter. In this work, we present a scalable framework for accurately…

Computer Vision and Pattern Recognition · Computer Science 2018-10-09 Chi Li , Jin Bai , Gregory D. Hager

Neural Radiance Fields (NeRF) are an advanced technology that creates highly realistic images by learning about scenes through a neural network model. However, NeRF often encounters issues when there are not enough images to work with,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Jiawei Guo , HungChyun Chou , Ning Ding

Current methods for 3D reconstruction and environmental mapping frequently face challenges in achieving high precision, highlighting the need for practical and effective solutions. In response to this issue, our study introduces FlyNeRF, a…

Robotics · Computer Science 2024-04-22 Maria Dronova , Vladislav Cheremnykh , Alexey Kotcov , Aleksey Fedoseev , Dzmitry Tsetserukou