Articles with "speed direction" as a keyword



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Speed and Direction Aware Skyline Query for Moving Objects

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Published in 2022 at "IEEE Transactions on Intelligent Transportation Systems"

DOI: 10.1109/tits.2020.3028152

Abstract: The skyline query is one of the most important supporting technologies for the location-based query services in the road network. Usually, when a user queries the skyline points in the road network, the query area… read more here.

Keywords: skyline query; query area; speed direction; query ... See more keywords
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Wind Estimation in the Lower Atmosphere Using Multirotor Aircraft

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Published in 2017 at "Journal of Atmospheric and Oceanic Technology"

DOI: 10.1175/jtech-d-16-0177.1

Abstract: AbstractUnmanned aerial vehicles are increasingly used to study atmospheric structure and dynamics. While much emphasis has been on the development of fixed-wing unmanned aircraft for atmospheric investigations, the use of multirotor aircraft is relatively unexplored,… read more here.

Keywords: aircraft; speed direction; multirotor aircraft; wind estimation ... See more keywords
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High-Speed and Direction-Controlled Formation of Silicon Nanowire Arrays Assisted by Electric Field

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Published in 2020 at "Nanoscale Research Letters"

DOI: 10.1186/s11671-020-3259-5

Abstract: Metal-assisted chemical etching (MaCE), a low-cost and versatile method was considered a promising technique for preparing silicon nanowires (SiNWs), yet the lack of well controlling the injected holes within Si might reduce the etching rate,… read more here.

Keywords: direction; speed direction; controlled formation; field ... See more keywords
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All-optical airflow sensor enables simultaneous speed and direction measurement.

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Published in 2019 at "Optics express"

DOI: 10.1364/oe.27.020734

Abstract: Aiming to achieve simultaneous measurement of airflow speed and direction with high accuracy, a new all-optical airflow sensor based on triangulation concept is proposed. It consists of a suspending tapered fiber tip and a multicore… read more here.

Keywords: speed; airflow; speed direction; optical airflow ... See more keywords
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Prediction and Validation of the Annual Energy Production of a Wind Turbine Using WindSim and a Dynamic Wind Turbine Model

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Published in 2020 at "Energies"

DOI: 10.3390/en13246604

Abstract: In this study, dynamic simulations of a wind turbine were performed to predict its dynamic performance, and the results were experimentally validated. The dynamic simulation received time-domain wind speed and direction data and predicted the… read more here.

Keywords: wind; speed direction; wind speed; simulation ... See more keywords