Results 31 to 40 of about 34,843 (165)

Robust Stereo Visual-Inertial Odometry Using Nonlinear Optimization

open access: yesSensors, 2019
The fusion of visual and inertial odometry has matured greatly due to the complementarity of the two sensors. However, the use of high-quality sensors and powerful processors in some applications is difficult due to size and cost limitations, and there ...
Shujun Ma   +3 more
doaj   +1 more source

Feature extraction and matching combined with depth information in visual simultaneous localization and mapping

open access: yesInternational Journal of Advanced Robotic Systems, 2023
Estimating the camera trajectories is very important for the performance of visual simultaneous localization and mapping. However, visual simultaneous localization and mapping systems based on RGB image are generally not robust in complex situations such
Yunpeng Sun, Xiaoli Li
doaj   +1 more source

Vehicle Localization Using Crowdsourced Data Collected on Urban Roads

open access: yesSensors
Vehicle localization using mounted sensors is an essential technology for various applications, including autonomous vehicles and road mapping. Achieving high positioning accuracy through the fusion of low-cost sensors is a topic of considerable interest.
Soohyun Cho, Woojin Chung
doaj   +1 more source

Cartographer SLAM Method for Optimization with an Adaptive Multi-Distance Scan Scheduler

open access: yesApplied Sciences, 2020
This paper presents the use of Google’s simultaneous localization and mapping (SLAM) technique, namely Cartographer, and adaptive multistage distance scheduler (AMDS) to improve the processing speed.
Abdurahman Dwijotomo   +4 more
doaj   +1 more source

Multilayer Mapping Kit for Autonomous UAV Navigation

open access: yesIEEE Access, 2021
Mapping, as the back-end of perception and the front-end of path planning in the modern UAV navigation system, draws our interest. Considering the requirements of UAV navigation and the features of the current embedded computation platforms, we designed ...
Shengyang Chen   +3 more
doaj   +1 more source

Application of Semantic Information Module in LiDAR-Based Simultaneous-Localization-and- Mapping Algorithm

open access: yesIEEE Access
Autonomous driving and robotics require precise perception of the surrounding environment. Therefore, the simultaneous-localization-and-mapping algorithm, which is used for accurate pose estimation and environmental perception, is of great importance ...
Shihong Huang   +5 more
doaj   +1 more source

Accurate Monocular Visual-Inertial SLAM Using a Map-Assisted EKF Approach

open access: yesIEEE Access, 2019
This paper presents a novel tightly coupled monocular visual-inertial simultaneous localization and mapping (SLAM) algorithm, which provides accurate and robust motion tracking at high frame rates on a standard CPU.
Meixiang Quan   +3 more
doaj   +1 more source

EXTENDED KALMAN FILTER BASED AIRBORNE SIMULTANEOUS LOCALIZATION AND MAPPING

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2013
UAVs are expected to perform all or part of its mission as autonomous in accordance with predefined at the manufacture objectives and prerequest of safe autonomous navigation is to detect the UAV location precisely.
Abdullah Ersan Oğuz, Hakan Temeltaş
doaj  

VA-LOAM: Visual Assist LiDAR Odometry and Mapping for Accurate Autonomous Navigation

open access: yesSensors
In this study, we enhanced odometry performance by integrating vision sensors with LiDAR sensors, which exhibit contrasting characteristics. Vision sensors provide extensive environmental information but are limited in precise distance measurement ...
Tae-Ki Jung, Gyu-In Jee
doaj   +1 more source

A perception-driven exploration hierarchical simultaneous localization and mapping for mobile robots adapted to search and rescue environments

open access: yesAdvances in Mechanical Engineering, 2018
Perception-driven hierarchical simultaneous localization and mapping approach is proposed based on a distributed particle of percolator model adapted to search and rescue post-disaster environment.
Hongling Wang   +3 more
doaj   +1 more source

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