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It is well known that visual SLAM systems based on dense matching are locally accurate but are also susceptible to long-term drift and map corruption. In contrast, feature matching methods can achieve greater long-term consistency but can…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Xingrui Yang , Yuhang Ming , Zhaopeng Cui , Andrew Calway

We propose SemGauss-SLAM, a dense semantic SLAM system utilizing 3D Gaussian representation, that enables accurate 3D semantic mapping, robust camera tracking, and high-quality rendering simultaneously. In this system, we incorporate…

Robotics · Computer Science 2025-06-25 Siting Zhu , Renjie Qin , Guangming Wang , Jiuming Liu , Hesheng Wang

We investigate a new paradigm that uses differentiable SLAM architectures in a self-supervised manner to train end-to-end deep learning models in various LiDAR based applications. To the best of our knowledge there does not exist any work…

In endoscopy, many applications (e.g., surgical navigation) would benefit from a real-time method that can simultaneously track the endoscope and reconstruct the dense 3D geometry of the observed anatomy from a monocular endoscopic video.…

Computer Vision and Pattern Recognition · Computer Science 2022-02-23 Xingtong Liu , Zhaoshuo Li , Masaru Ishii , Gregory D. Hager , Russell H. Taylor , Mathias Unberath

In real-time Visual SLAM systems, local mapping must operate under strict latency constraints, as delays degrade map quality and increase the risk of tracking failure. GPU parallelization offers a promising way to reduce latency. However,…

Efficient multi-agent 3D mapping is essential for robotic teams operating in unknown environments, but dense representations hinder real-time exchange over constrained communication links. In multi-agent Simultaneous Localization and…

Robotics · Computer Science 2026-04-02 Monica M. Q. Li , Pierre-Yves Lajoie , Jialiang Liu , Giovanni Beltrame

State Space Models (SSMs) offer a promising alternative to transformers for long-sequence processing. However, their efficiency remains hindered by memory-bound operations, particularly in the prefill stage. While MARCA, a recent first…

Hardware Architecture · Computer Science 2026-04-10 Robin Geens , Arne Symons , Marian Verhelst

We present SGS-SLAM, the first semantic visual SLAM system based on Gaussian Splatting. It incorporates appearance, geometry, and semantic features through multi-channel optimization, addressing the oversmoothing limitations of neural…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Mingrui Li , Shuhong Liu , Heng Zhou , Guohao Zhu , Na Cheng , Tianchen Deng , Hongyu Wang

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

LiDAR-based SLAM is a core technology for autonomous vehicles and robots. One key contribution of this work to 3D LiDAR SLAM and localization is a fierce defense of view-based maps (pose graphs with time-stamped sensor readings) as the…

Robotics · Computer Science 2025-08-19 José Luis Blanco-Claraco

Feature matching between image pairs is a fundamental problem in computer vision that drives many applications, such as SLAM. Recently, semi-dense matching approaches have achieved substantial performance enhancements and established a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Xiaolong Wang , Lei Yu , Yingying Zhang , Jiangwei Lao , Lixiang Ru , Liheng Zhong , Jingdong Chen , Yu Zhang , Ming Yang

LiDAR odometry can achieve accurate vehicle pose estimation for short driving range or in small-scale environments, but for long driving range or in large-scale environments, the accuracy deteriorates as a result of cumulative estimation…

Robotics · Computer Science 2023-03-16 Lizhou Liao , Chunyun Fu , Binbin Feng , Tian Su

Real-time simultaneously localization and dense mapping is very helpful for providing Virtual Reality and Augmented Reality for surgeons or even surgical robots. In this paper, we propose MIS-SLAM: a complete real-time large scale dense…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Jingwei Song , Jun Wang , Liang Zhao , Shoudong Huang , Gamini Dissanayake

In this paper, we propose a thermal-infrared simultaneous localization and mapping (SLAM) system enhanced by sparse depth measurements from Light Detection and Ranging (LiDAR). Thermal-infrared cameras are relatively robust against fog,…

Robotics · Computer Science 2019-03-05 Young-Sik Shin , Ayoung Kim

Accurate estimation of the environment structure simultaneously with the robot pose is a key capability of autonomous robotic vehicles. Classical simultaneous localization and mapping (SLAM) algorithms rely on the static world assumption to…

Robotics · Computer Science 2018-05-11 Mina Henein , Gerard Kennedy , Viorela Ila , Robert Mahony

Deep learning (DL) models are piquing high interest and scaling at an unprecedented rate. To this end, a handful of tiled accelerators have been proposed to support such large-scale training tasks. However, these accelerators often…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-07 Jiahao Fang , Huizheng Wang , Qize Yang , Dehao Kong , Xu Dai , Jinyi Deng , Yang Hu , Shouyi Yin

In Robotics, especially in this era of autonomous driving, mapping is one key ability of a robot to be able to navigate through an environment, localize on it and analyze its traversability. To allow for real-time execution on constrained…

Robotics · Computer Science 2018-01-17 Enrico Piazza , Andrea Romanoni , Matteo Matteucci

As the emerging field of machine learning, deep learning shows excellent ability in solving complex learning problems. However, the size of the networks becomes increasingly large scale due to the demands of the practical applications,…

Machine Learning · Computer Science 2016-05-24 Chao Wang , Qi Yu , Lei Gong , Xi Li , Yuan Xie , Xuehai Zhou

We propose SNI-SLAM, a semantic SLAM system utilizing neural implicit representation, that simultaneously performs accurate semantic mapping, high-quality surface reconstruction, and robust camera tracking. In this system, we introduce…

Robotics · Computer Science 2024-03-29 Siting Zhu , Guangming Wang , Hermann Blum , Jiuming Liu , Liang Song , Marc Pollefeys , Hesheng Wang

Simultaneous Localization And Mapping (SLAM) is a fundamental problem in mobile robotics. While sparse point-based SLAM methods provide accurate camera localization, the generated maps lack semantic information. On the other hand, state of…

Robotics · Computer Science 2019-03-07 Mehdi Hosseinzadeh , Kejie Li , Yasir Latif , Ian Reid