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Related papers: NeSLAM: Neural Implicit Mapping and Self-Supervise…

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In this paper we present NR-SLAM, a novel non-rigid monocular SLAM system founded on the combination of a Dynamic Deformation Graph with a Visco-Elastic deformation model. The former enables our system to represent the dynamics of the…

Robotics · Computer Science 2023-08-09 Juan J. Gomez Rodriguez , J. M. M Montiel , Juan D. Tardos

In recent years, Neural Radiance Fields (NeRFs) have demonstrated significant potential in encoding highly-detailed 3D geometry and environmental appearance, positioning themselves as a promising alternative to traditional explicit…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Tianxiang Ye , Qi Wu , Junyuan Deng , Guoqing Liu , Liu Liu , Songpengcheng Xia , Liang Pang , Wenxian Yu , Ling Pei

With their high-fidelity scene representation capability, the attention of SLAM field is deeply attracted by the Neural Radiation Field (NeRF) and 3D Gaussian Splatting (3DGS). Recently, there has been a surge in NeRF-based SLAM, while…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Xinli Guo , Weidong Zhang , Ruonan Liu , Peng Han , Hongtian Chen

Light-weight time-of-flight (ToF) depth sensors are compact and cost-efficient, and thus widely used on mobile devices for tasks such as autofocus and obstacle detection. However, due to the sparse and noisy depth measurements, these…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Xinyang Liu , Yijin Li , Yanbin Teng , Hujun Bao , Guofeng Zhang , Yinda Zhang , Zhaopeng Cui

Existing methods for spectral reconstruction usually learn a discrete mapping from RGB images to a number of spectral bands. However, this modeling strategy ignores the continuous nature of spectral signature. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Ruikang Xu , Mingde Yao , Chang Chen , Lizhi Wang , Zhiwei Xiong

Recently, neural radiance fields (NeRF) have gained significant attention in the field of visual localization. However, existing NeRF-based approaches either lack geometric constraints or require extensive storage for feature matching,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Hongjia Zhai , Boming Zhao , Hai Li , Xiaokun Pan , Yijia He , Zhaopeng Cui , Hujun Bao , Guofeng Zhang

In this paper, we present RKD-SLAM, a robust keyframe-based dense SLAM approach for an RGB-D camera that can robustly handle fast motion and dense loop closure, and run without time limitation in a moderate size scene. It not only can be…

Computer Vision and Pattern Recognition · Computer Science 2017-11-15 Haomin Liu , Chen Li , Guojun Chen , Guofeng Zhang , Michael Kaess , Hujun Bao

We present Co-SLAM, a neural RGB-D SLAM system based on a hybrid representation, that performs robust camera tracking and high-fidelity surface reconstruction in real time. Co-SLAM represents the scene as a multi-resolution hash-grid to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-28 Hengyi Wang , Jingwen Wang , Lourdes Agapito

Recently the dense Simultaneous Localization and Mapping (SLAM) based on neural implicit representation has shown impressive progress in hole filling and high-fidelity mapping. Nevertheless, existing methods either heavily rely on known…

Robotics · Computer Science 2024-11-07 Jiahui Wang , Yinan Deng , Yi Yang , Yufeng Yue

We contribute a dense SLAM system that takes a live stream of depth images as input and reconstructs non-rigid deforming scenes in real time, without templates or prior models. In contrast to existing approaches, we do not maintain any…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Wei Gao , Russ Tedrake

In this work, we propose the use of Neural Radiance Fields (NeRF) as a scene representation for visual localization. Recently, NeRF has been employed to enhance pose regression and scene coordinate regression models by augmenting the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Qunjie Zhou , Maxim Maximov , Or Litany , Laura Leal-Taixé

Achieving high-fidelity 3D reconstruction from monocular video remains challenging due to the inherent limitations of traditional methods like Structure-from-Motion (SfM) and monocular SLAM in accurately capturing scene details. While…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Yue Hu , Rong Liu , Meida Chen , Peter Beerel , Andrew Feng

Most of the existing visual SLAM methods heavily rely on a static world assumption and easily fail in dynamic environments. Some recent works eliminate the influence of dynamic objects by introducing deep learning-based semantic information…

Robotics · Computer Science 2022-01-10 Tete Ji , Chen Wang , Lihua Xie

Neural Radiance Fields (NeRF) show impressive performance in photo-realistic free-view rendering of scenes. Recent improvements on the NeRF such as TensoRF and ZipNeRF employ explicit models for faster optimization and rendering, as…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Nagabhushan Somraj , Sai Harsha Mupparaju , Adithyan Karanayil , Rajiv Soundararajan

In recent years, the field of implicit neural representation has progressed significantly. Models such as neural radiance fields (NeRF), which uses relatively small neural networks, can represent high-quality scenes and achieve…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 David Dadon , Ohad Fried , Yacov Hel-Or

Neural Radiance Fields (NeRF) achieve photo-realistic view synthesis with densely captured input images. However, the geometry of NeRF is extremely under-constrained given sparse views, resulting in significant degradation of novel view…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Zheng Chen , Chen Wang , Yuan-Chen Guo , Song-Hai Zhang

Neural rendering techniques combining machine learning with geometric reasoning have arisen as one of the most promising approaches for synthesizing novel views of a scene from a sparse set of images. Among these, stands out the Neural…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Albert Pumarola , Enric Corona , Gerard Pons-Moll , Francesc Moreno-Noguer

Conventional SLAM techniques strongly rely on scene rigidity to solve data association, ignoring dynamic parts of the scene. In this work we present Semi-Direct DefSLAM (SD-DefSLAM), a novel monocular deformable SLAM method able to map…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Juan J. Gómez Rodríguez , José Lamarca , Javier Morlana , Juan D. Tardós , José M. M. Montiel

Indoor localization faces persistent challenges in achieving high accuracy, particularly in GPS-deprived environments. This study unveils a cutting-edge handheld indoor localization system that integrates 2D LiDAR and IMU sensors,…

Robotics · Computer Science 2025-05-14 Saqi Hussain Kalan , Boon Giin Lee , Wan-Young Chung

Neural radiance fields (NeRFs) have recently emerged as a promising approach for 3D reconstruction and novel view synthesis. However, NeRF-based methods encode shape, reflectance, and illumination implicitly and this makes it challenging…

Computer Vision and Pattern Recognition · Computer Science 2023-04-10 Ruofan Liang , Jiahao Zhang , Haoda Li , Chen Yang , Yushi Guan , Nandita Vijaykumar