Results 31 to 40 of about 18,207 (144)

A regression model-based method for indoor positioning with compound location fingerprints

open access: yesGeo-spatial Information Science, 2019
This paper proposed and evaluated an estimation method for indoor positioning. The method combines location fingerprinting and dead reckoning differently from the conventional combinations.
Tomofumi Takayama   +3 more
doaj   +1 more source

An Alignment Method for Strapdown Inertial Navigation Systems Assisted by Doppler Radar on a Vehicle-Borne Moving Base

open access: yesSensors, 2019
In this study, we investigated a novel method for high-accuracy autonomous alignment of a strapdown inertial navigation system assisted by Doppler radar on a vehicle-borne moving base, which effectively avoids the measurement errors caused by wheel-slip ...
Bo Yang   +3 more
doaj   +1 more source

Error Compensation for Dead Reckoning Based on SVM

open access: yes水下无人系统学报
In the use of machine learning methods for error compensation in dead reckoning of an autonomous undersea vehicle(AUV), the neural network algorithm is commonly used.
Xin LI   +6 more
doaj   +1 more source

Research on improved indoor positioning algorithm based on WiFi–pedestrian dead reckoning

open access: yesInternational Journal of Distributed Sensor Networks, 2019
In order to improve the positioning accuracy and reduce the impact of indoor complex environment on WiFi positioning results, an improved fusion positioning algorithm based on WiFi–pedestrian dead reckoning is proposed. The algorithm uses extended Kalman
Guanghua Zhang   +3 more
doaj   +1 more source

Monte Carlo localization for teach-and-repeat feature-based navigation [PDF]

open access: yes, 2014
This work presents a combination of a teach-and-replay visual navigation and Monte Carlo localization methods. It improves a reliable teach-and-replay navigation method by replacing its dependency on precise dead-reckoning by introducing Monte Carlo ...
Krajnik, Tomas   +4 more
core   +1 more source

Accurate integrated position and orientation method for vehicles based on strapdown inertial navigation system /Doppler radar

open access: yesMeasurement + Control, 2018
In order to realize maneuver combat in the modern warfare, some special military vehicles require the ability of determining their position and orientation rapidly and accurately, and the position and orientation system should be highly autonomous and ...
Yang Bo   +4 more
doaj   +1 more source

Pedestrian Dead Reckoning Using Pocket-Worn Smartphone

open access: yesIEEE Access, 2019
Indoor pedestrian dead reckoning (PDR) extends the location-based service (LBS) to environments, where GPS or beacon signals are degraded or unavailable.
Hongyu Zhao   +5 more
doaj   +1 more source

Developing interest management techniques in distributed interactive simulation using Java [PDF]

open access: yes, 1999
Bandwidth consumption in distributed real time simulation, or networked real time simulation, is a major problem as the number of participants and the sophistication of joint simulation exercises grow in size.
Saville, J, Sudra, R, Taylor, SJE
core   +1 more source

A single acoustic beacon-based positioning method for underwater mobile recovery of an AUV

open access: yesInternational Journal of Advanced Robotic Systems, 2018
This article presents a navigation method for an autonomous underwater vehicle being recovered by a human-occupied vehicle. The autonomous underwater vehicle is considered to carry underwater navigation sensors such as ultra-short baseline, Doppler ...
Ziye Zhou   +4 more
doaj   +1 more source

An Improved BLE Indoor Localization with Kalman-Based Fusion: An Experimental Study

open access: yesSensors, 2017
Indoor positioning has grasped great attention in recent years. A number of efforts have been exerted to achieve high positioning accuracy. However, there exists no technology that proves its efficacy in various situations.
Jenny Röbesaat   +3 more
doaj   +1 more source

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