Results 21 to 30 of about 20,432 (202)

A Novel Visual SLAM Based on Multiple Deep Neural Networks

open access: yesApplied Sciences, 2023
The current visual simultaneous localization and mapping (SLAM) systems require the use of matched feature point pairs to estimate camera pose and construct environmental maps.
Bihong Zhu   +4 more
doaj   +1 more source

Deep Direct Visual Odometry [PDF]

open access: yesIEEE Transactions on Intelligent Transportation Systems, 2022
Traditional monocular direct visual odometry (DVO) is one of the most famous methods to estimate the ego-motion of robots and map environments from images simultaneously. However, DVO heavily relies on high-quality images and accurate initial pose estimation during tracking.
Chaoqiang Zhao   +3 more
openaire   +2 more sources

Visual-LiDAR Odometry Aided by Reduced IMU

open access: yesISPRS International Journal of Geo-Information, 2016
This paper proposes a method for combining stereo visual odometry, Light Detection And Ranging (LiDAR) odometry and reduced Inertial Measurement Unit (IMU) including two horizontal accelerometers and one vertical gyro.
Yashar Balazadegan Sarvrood   +2 more
doaj   +1 more source

PVO: Panoptic Visual Odometry

open access: yes2023 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 2023
CVPR2023 Project page: https://zju3dv.github.io/pvo/ code: https://github.com/zju3dv ...
Ye, Weicai   +7 more
openaire   +2 more sources

Real-Time Vehicle Positioning and Mapping Using Graph Optimization

open access: yesSensors, 2021
In this work, we propose and evaluate a pose-graph optimization-based real-time multi-sensor fusion framework for vehicle positioning using low-cost automotive-grade sensors. Pose-graphs can model multiple absolute and relative vehicle positioning sensor
Anweshan Das   +2 more
doaj   +1 more source

SiaN-VO: Siamese Network for Visual Odometry. [PDF]

open access: yesSensors (Basel), 2023
Despite the significant advancements in drone sensory device reliability, data integrity from these devices remains critical in securing successful flight plans. A notable issue is the vulnerability of GNSS to jamming attacks or signal loss from satellites, potentially leading to incomplete drone flight plans.
Faiçal BS, Marcondes CAC, Verri FAN.
europepmc   +4 more sources

Hybrid-Residual-Based RGBD Visual Odometry

open access: yesIEEE Access, 2018
Visual odometry has greatly progressed since non-linear optimization methods were introduced for pose estimation. Furthermore, RGBD visual odometry has become a hot research topic in the robotic and computer vision field with the introduction of RGBD ...
Qinghua Yu   +3 more
doaj   +1 more source

Semantic segmentation–aided visual odometry for urban autonomous driving

open access: yesInternational Journal of Advanced Robotic Systems, 2017
Visual odometry plays an important role in urban autonomous driving cars. Feature-based visual odometry methods sample the candidates randomly from all available feature points, while alignment-based visual odometry methods take all pixels into account ...
Lifeng An   +3 more
doaj   +1 more source

AN AUTOMATIC KEY-FRAME SELECTION METHOD FOR VISUAL ODOMETRY BASED ON THE IMPROVED PWC-NET [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
In order to quick response to the rapid changes of mobile platforms in complex situations such as speedy changing direction or camera shake, visual odometry/visual simultaneous localization and mapping (VO/VSLAM) always needs a high frame rate vision ...
Y. Chen, L. Yan, X. Lin
doaj   +1 more source

STELVIO: Exploring Factor Graphs for a Robust Stereo-Visual-LiDAR-Inertial Odometry [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Accurate and robust odometry is critical for mobile mapping and autonomous navigation, particularly in complex environments where single-sensor approaches struggle.
P. Trybała   +5 more
doaj   +1 more source

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