Results 41 to 50 of about 632,003 (285)

Adaptive AR Navigation: Real-Time Mapping for Indoor Environment Using Node Placement and Marker Localization

open access: yesInformation
Indoor navigation remains a challenge due to the limitations of GPS-based systems in enclosed environments. Current approaches, such as marker-based ones, have been developed for indoor navigation.
Bagas Samuel Christiananta Putra   +6 more
doaj   +1 more source

A Simplified CityGML-Based 3D Indoor Space Model for Indoor Applications

open access: yesApplied Sciences, 2020
With the continuous development of indoor positioning technology, various indoor applications, such as indoor navigation and emergency rescue, have gradually received widespread attention.
Qun Sun, Xiaoguang Zhou, Dongyang Hou
doaj   +1 more source

An Indoor and Outdoor Multi-Source Elastic Fusion Navigation and Positioning Algorithm Based on Particle Filters

open access: yesFuture Internet, 2022
In terms of indoor and outdoor positioning, in recent years, researchers at home and abroad have proposed some multisource integrated navigation and positioning methods, but these methods are navigation and positioning methods for a single scene. When it
Guangwei Fan   +4 more
doaj   +1 more source

Indoor Navigation Research with the Khepera III Mobile Robot: An Experimental Baseline with a Case-study on Ultra-wideband Positioning [PDF]

open access: yes, 2010
Recent substantial progress in the domain of indoor positioning systems and a growing number of indoor location-based applications are creating the need for systematic, efficient, and precise experimental methods able to assess the localization and ...
Farserotu, John   +9 more
core   +2 more sources

A smart city used low-latency seamless positioning system based on inverse global navigation satellite system technology

open access: yesInternational Journal of Distributed Sensor Networks, 2019
People have to move between indoor and outdoor frequently in city scenarios. The global navigation satellite system signal cannot provide reliable indoor positioning services.
Deyue Zou   +7 more
doaj   +1 more source

The Four Key Challenges of Advanced Multisensor Navigation and Positioning [PDF]

open access: yes, 2014
The next generation of navigation and positioning systems must provide greater accuracy and reliability in a range of challenging environments to meet the needs of a variety of mission-critical applications.
Martin, H   +11 more
core   +1 more source

Towards Integration of IndoorGML and GDF for Robot Navigation in Warehouses [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
With the development of the navigation technology, the outdoor navigation has made great progress, whereas the indoor navigation has some areas which is underdeveloped, insufficient to meet the rapidly increasing demands of people as well as the robotics.
Z. Xiang, K. Yu, Z. Wang
doaj   +1 more source

An Improved Pedestrian Navigation Method Based on the Combination of Indoor Map Assistance and Adaptive Particle Filter

open access: yesRemote Sensing, 2022
At present, the traditional indoor pedestrian navigation methods mainly include pedestrian dead reckoning (PDR) and zero velocity update (ZUPT), but these methods have the problem of error divergence during long time navigation.
Zhengchun Wang   +5 more
doaj   +1 more source

Collision‐Resilient Winged Drones Enabled by Tensegrity Structures

open access: yesAdvanced Robotics Research, EarlyView.
Based on structures of birds such as the woodpeck, this article presents the collision‐resilient aerial robot, SWIFT. SWIFT leverages tensegrity structures in the fuselage and wings which allow it to undergo large deformations in a crash, without sustaining damage. Experiments show that SWIFT can reduce impact forces by 70% over conventional structures.
Omar Aloui   +5 more
wiley   +1 more source

An Improved Method for Multi-Motion Mode Recognition and Navigation Optimization for Indoor Pedestrians

open access: yesGuidance, Navigation and Control
The wearable indoor pedestrian navigation method based on foot binding inertial measurement units and zero velocity update (ZUPT) method as the core principle has a good application prospect.
Zhengchun Wang   +5 more
doaj   +1 more source

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