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Real-time SLAM with dense 3D mapping is computationally challenging, especially on resource-limited devices. The recent development of 3D Gaussian Splatting (3DGS) offers a promising approach for real-time dense 3D reconstruction. However,…

Implicit neural SLAM has achieved remarkable progress recently. Nevertheless, existing methods face significant challenges in non-ideal scenarios, such as motion blur or lighting variation, which often leads to issues like convergence…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Delin Qu , Chi Yan , Dong Wang , Jie Yin , Dan Xu , Bin Zhao , Xuelong Li

3D Gaussian Splatting (3DGS) has become a popular solution in SLAM, as it can produce high-fidelity novel views. However, previous GS-based methods primarily target indoor scenes and rely on RGB-D sensors or pre-trained depth estimation…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Sicheng Yu , Chong Cheng , Yifan Zhou , Xiaojun Yang , Hao Wang

In this paper, we introduce \textbf{GS-SLAM} that first utilizes 3D Gaussian representation in the Simultaneous Localization and Mapping (SLAM) system. It facilitates a better balance between efficiency and accuracy. Compared to recent SLAM…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Chi Yan , Delin Qu , Dan Xu , Bin Zhao , Zhigang Wang , Dong Wang , Xuelong Li

In this paper, we propose a tightly-coupled SLAM system fused with RGB, Depth, IMU and structured plane information. Traditional sparse points based SLAM systems always maintain a mass of map points to model the environment. Huge number of…

Robotics · Computer Science 2022-07-05 Danpeng Chen , Shuai Wang , Weijian Xie , Shangjin Zhai , Nan Wang , Hujun Bao , Guofeng Zhang

3D Gaussian Splatting (3DGS) has gained significant attention for its application in dense Simultaneous Localization and Mapping (SLAM), enabling real-time rendering and high-fidelity mapping. However, existing 3DGS-based SLAM methods often…

Robotics · Computer Science 2024-09-18 Ziheng Xu , Qingfeng Li , Chen Chen , Xuefeng Liu , Jianwei Niu

Neural implicit representations have emerged as a promising solution for providing dense geometry in Simultaneous Localization and Mapping (SLAM). However, existing methods in this direction fall short in terms of global consistency and low…

Robotics · Computer Science 2024-08-22 Yunxuan Mao , Xuan Yu , Kai Wang , Yue Wang , Rong Xiong , Yiyi Liao

In recent years, coordinate-based neural implicit representations have shown promising results for the task of Simultaneous Localization and Mapping (SLAM). While achieving impressive performance on small synthetic scenes, these methods…

Computer Vision and Pattern Recognition · Computer Science 2023-12-04 Kunyi Li , Michael Niemeyer , Nassir Navab , Federico Tombari

We present SLAIM - Simultaneous Localization and Implicit Mapping. We propose a novel coarse-to-fine tracking model tailored for Neural Radiance Field SLAM (NeRF-SLAM) to achieve state-of-the-art tracking performance. Notably, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Vincent Cartillier , Grant Schindler , Irfan Essa

Neural implicit scene representations have recently shown encouraging results in dense visual SLAM. However, existing methods produce low-quality scene reconstruction and low-accuracy localization performance when scaling up to large indoor…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Tianchen Deng , Guole Shen , Tong Qin , Jianyu Wang , Wentao Zhao , Jingchuan Wang , Danwei Wang , Weidong Chen

DUSt3R-based end-to-end scene reconstruction has recently shown promising results in dense visual SLAM. However, most existing methods only use image pairs to estimate pointmaps, overlooking spatial memory and global consistency.To this…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Guole Shen , Tianchen Deng , Yanbo Wang , Yongtao Chen , Yilin Shen , Jiuming Liu , Jingchuan Wang

We present VGGT-SLAM, a dense RGB SLAM system constructed by incrementally and globally aligning submaps created from the feed-forward scene reconstruction approach VGGT using only uncalibrated monocular cameras. While related works align…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Dominic Maggio , Hyungtae Lim , Luca Carlone

Recent progress in dense SLAM has primarily targeted monocular setups, often at the expense of robustness and geometric coverage. We present MCGS-SLAM, the first purely RGB-based multi-camera SLAM system built on 3D Gaussian Splatting…

Robotics · Computer Science 2026-03-10 Zhihao Cao , Hanyu Wu , Li Wa Tang , Zizhou Luo , Wei Zhang , Marc Pollefeys , Zihan Zhu , Martin R. Oswald

We present ESLAM, an efficient implicit neural representation method for Simultaneous Localization and Mapping (SLAM). ESLAM reads RGB-D frames with unknown camera poses in a sequential manner and incrementally reconstructs the scene…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Mohammad Mahdi Johari , Camilla Carta , François Fleuret

We present a dense simultaneous localization and mapping (SLAM) method that uses 3D Gaussians as a scene representation. Our approach enables interactive-time reconstruction and photo-realistic rendering from real-world single-camera RGBD…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Vladimir Yugay , Yue Li , Theo Gevers , Martin R. Oswald

Simultaneous localization and mapping (SLAM) has achieved impressive performance in static environments. However, SLAM in dynamic environments remains an open question. Many methods directly filter out dynamic objects, resulting in…

Robotics · Computer Science 2024-11-26 Haoang Li , Xiangqi Meng , Xingxing Zuo , Zhe Liu , Hesheng Wang , Daniel Cremers

In an effort to increase the capabilities of SLAM systems and produce object-level representations, the community increasingly investigates the imposition of higher-level priors into the estimation process. One such example is given by…

Computer Vision and Pattern Recognition · Computer Science 2019-12-10 Lan Hu , Wanting Xu , Kun Huang , Laurent Kneip

Recently neural radiance fields (NeRF) have been widely exploited as 3D representations for dense simultaneous localization and mapping (SLAM). Despite their notable successes in surface modeling and novel view synthesis, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Jiarui Hu , Xianhao Chen , Boyin Feng , Guanglin Li , Liangjing Yang , Hujun Bao , Guofeng Zhang , Zhaopeng Cui

We introduce EC-SLAM, a real-time dense RGB-D simultaneous localization and mapping (SLAM) system leveraging Neural Radiance Fields (NeRF). While recent NeRF-based SLAM systems have shown promising results, they have yet to fully exploit…

Robotics · Computer Science 2024-10-21 Guanghao Li , Qi Chen , YuXiang Yan , Jian Pu

This letter introduces a novel framework for dense Visual Simultaneous Localization and Mapping (VSLAM) based on Gaussian Splatting. Recently, SLAM based on Gaussian Splatting has shown promising results. However, in monocular scenarios,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Pengcheng Zhu , Yaoming Zhuang , Baoquan Chen , Li Li , Chengdong Wu , Zhanlin Liu