Results 31 to 40 of about 15,510 (221)

On the estimation of temporal mileage rates [PDF]

open access: yes, 2015
Peer ...
Anable, J.   +5 more
core   +1 more source

Two odometers in honeybees? [PDF]

open access: yesJournal of Experimental Biology, 2008
SUMMARY Although several studies have examined how honeybees gauge and report the distance and direction of a food source to their nestmates, relatively little is known about how this information is combined to obtain a representation of the position of the food source.
Dacke, M, Srinivasan, Mandyam V
openaire   +3 more sources

MIMU/Odometer Fusion with State Constraints for Vehicle Positioning during BeiDou Signal Outage: Testing and Results

open access: yesSensors, 2020
With the rapid development of autonomous vehicles, the demand for reliable positioning results is urgent. Currently, the ground vehicles heavily depend on the Global Navigation Satellite System (GNSS) and the Inertial Navigation System (INS) providing ...
Kai Zhu   +6 more
doaj   +1 more source

Compensation Method for Pipeline Centerline Measurement of in-Line Inspection during Odometer Slips Based on Multi-Sensor Fusion and LSTM Network

open access: yesSensors, 2019
The accurate measurement of pipeline centerline coordinates is of great significance to the management of oil and gas pipelines and energy transportation security. The main method for pipeline centerline measurement is in-line inspection technology based
Shucong Liu, Dezhi Zheng, Rui Li
doaj   +1 more source

High-Speed Train Tunnel Navigation Method Based on Integrated MIMU/ODO/MC Navigation

open access: yesApplied Sciences, 2021
When a high-speed train is running in a tunnel, the global navigation satellite system (GNSS) signal is completely lost. Relying only on the inertial navigation system (INS) composed of Micro-electromechanical Systems (MEMS) devices leads to large ...
Zhenqian Sun   +4 more
doaj   +1 more source

Pipeline geographic coordinate measurement error compensation and data preprocessing method

open access: yesYou-qi chuyun, 2020
In order to improve the positioning accuracy of the geographic coordinate where the center line of long-distance oil and gas pipeline is located, the working principle of the pipeline geographic coordinate measurement system was analyzed, and the error ...
Liyuan GENG   +4 more
doaj   +1 more source

SINS/OD fault-tolerant navigation algorithm based on tracked vehicle kinematic constraints

open access: yesMATEC Web of Conferences, 2018
In this paper, for the problem that the accuracy declining of the SINS/OD navigation caused by the sliding and idling during the process of turning and straight running, and stopping output of the odometer, a kinematic constraint model of the tracked ...
Tang Xiaqing   +3 more
doaj   +1 more source

A Multi-Sensor Tight Fusion Method Designed for Vehicle Navigation

open access: yesSensors, 2020
Using the Global Navigation Satellite System (GNSS), it is difficult to provide continuous and reliable position service for vehicle navigation in complex urban environments, due to the natural vulnerability of the GNSS signal. With the rapid development
Qifeng Lai   +5 more
doaj   +1 more source

A Method of Calibration for the Distortion of LiDAR Integrating IMU and Odometer

open access: yesSensors, 2022
To improve the motion distortion caused by LiDAR data at low and medium frame rates when moving, this paper proposes an improved algorithm for scanning matching of estimated velocity that combines an IMU and odometer.
Qiuxuan Wu   +8 more
doaj   +1 more source

Turbulent Axial Odometer Model [PDF]

open access: yesAIAA Aviation 2019 Forum, 2019
A Galilean-invariant field equation is proposed and tested on standard turbulence model test cases. The field equation provides an additional non-dimensional outer scale which allows the turbulence models to reproduce the axial normal stress increase with Re seen in high Reynolds numbers experiments.
Michael E. Olsen, Randolph P. Lillard
openaire   +1 more source

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