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We introduce DROID-SLAM, a new deep learning based SLAM system. DROID-SLAM consists of recurrent iterative updates of camera pose and pixelwise depth through a Dense Bundle Adjustment layer. DROID-SLAM is accurate, achieving large…

Computer Vision and Pattern Recognition · Computer Science 2022-02-04 Zachary Teed , Jia Deng

The assumption of scene rigidity is typical in SLAM algorithms. Such a strong assumption limits the use of most visual SLAM systems in populated real-world environments, which are the target of several relevant applications like service…

Computer Vision and Pattern Recognition · Computer Science 2018-08-16 Berta Bescos , José M. Fácil , Javier Civera , José Neira

High-quality reconstruction is crucial for dense SLAM. Recent popular approaches utilize 3D Gaussian Splatting (3D GS) techniques for RGB, depth, and semantic reconstruction of scenes. However, these methods often overlook issues of detail…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Zhenzhong Cao , Chenyang Zhao , Qianyi Zhang , Jinzheng Guang , Yinuo Song Jingtai Liu

In this paper, we propose a flexible SLAM framework, XRDSLAM. It adopts a modular code design and a multi-process running mechanism, providing highly reusable foundational modules such as unified dataset management, 3d visualization,…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Xiaomeng Wang , Nan Wang , Guofeng Zhang

We describe a new method for comparing frame appearance in a frame-to-model 3-D mapping and tracking system using an low dynamic range (LDR) RGB-D camera which is robust to brightness changes caused by auto exposure. It is based on a…

Computer Vision and Pattern Recognition · Computer Science 2016-04-05 Shuda Li , Ankur Handa , Yang Zhang , Andrew Calway

Visual Simultaneous Localization and Mapping (vSLAM) is a widely used technique in robotics and computer vision that enables a robot to create a map of an unfamiliar environment using a camera sensor while simultaneously tracking its…

Computer Vision and Pattern Recognition · Computer Science 2023-05-10 Yasaman Haghighi , Suryansh Kumar , Jean-Philippe Thiran , Luc Van Gool

Real-time dense scene reconstruction during unstable camera motions is crucial for robotics, yet current RGB-D SLAM systems fail when cameras experience large viewpoint changes, fast motions, or sudden shaking. Classical optimization-based…

Robotics · Computer Science 2026-03-04 Siyan Dong , Zijun Wang , Lulu Cai , Yi Ma , Yanchao Yang

In this paper, we propose a RGB-D SLAM system that reconstructs a language-aligned dense feature field while sustaining low-latency tracking and mapping. First, we introduce a Top-K Rendering pipeline, a high-throughput and…

Robotics · Computer Science 2026-02-10 Seongbo Ha , Sibaek Lee , Kyungsu Kang , Joonyeol Choi , Seungjun Tak , Hyeonwoo Yu

Simultaneous localization and mapping (SLAM) in highly dynamic environments is challenging due to the correlation complexity between moving objects and the camera pose. Many methods have been proposed to deal with this problem; however, the…

Robotics · Computer Science 2024-10-17 Tuan Dang , Khang Nguyen , Mandfred Huber

In the gastrointestinal (GI) tract endoscopy field, ingestible wireless capsule endoscopy is considered as a minimally invasive novel diagnostic technology to inspect the entire GI tract and to diagnose various diseases and pathologies.…

Computer Vision and Pattern Recognition · Computer Science 2017-11-27 Mehmet Turan , Yasin Almalioglu , Helder Araujo , Ender Konukoglu , Metin Sitti

SLAM systems based on NeRF have demonstrated superior performance in rendering quality and scene reconstruction for static environments compared to traditional dense SLAM. However, they encounter tracking drift and mapping errors in…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Mingrui Li , Yiming Zhou , Guangan Jiang , Tianchen Deng , Yangyang Wang , Hongyu Wang

We propose an online object-level SLAM system which builds a persistent and accurate 3D graph map of arbitrary reconstructed objects. As an RGB-D camera browses a cluttered indoor scene, Mask-RCNN instance segmentations are used to…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 John McCormac , Ronald Clark , Michael Bloesch , Andrew J. Davison , Stefan Leutenegger

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

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

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

Gaining spatial awareness of the Operating Room (OR) for surgical robotic systems is a key technology that can enable intelligent applications aiming at improved OR workflow. In this work, we present a method for semantic dense…

Robotics · Computer Science 2022-04-13 Cong Gao , Dinesh Rabindran , Omid Mohareri

Neural implicit representations have recently demonstrated compelling results on dense Simultaneous Localization And Mapping (SLAM) but suffer from the accumulation of errors in camera tracking and distortion in the reconstruction.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Youmin Zhang , Fabio Tosi , Stefano Mattoccia , Matteo Poggi

This work presents a novel RGB-D SLAM approach to simultaneously segment, track and reconstruct the static background and large dynamic rigid objects that can occlude major portions of the camera view. Previous approaches treat dynamic…

Robotics · Computer Science 2022-01-17 Ran Long , Christian Rauch , Tianwei Zhang , Vladimir Ivan , Sethu Vijayakumar

Visual simultaneous localization and mapping (SLAM) plays a critical role in autonomous robotic systems, especially where accurate and reliable measurements are essential for navigation and sensing. In feature-based SLAM, the quantityand…

Robotics · Computer Science 2025-09-03 Haolan Zhang , Chenghao Li , Thanh Nguyen Canh , Lijun Wang , Nak Young Chong

We present FlashSLAM, a novel SLAM approach that leverages 3D Gaussian Splatting for efficient and robust 3D scene reconstruction. Existing 3DGS-based SLAM methods often fall short in sparse view settings and during large camera movements…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Phu Pham , Damon Conover , Aniket Bera