Results 141 to 150 of about 569,053 (268)

Unmanned Aircraft Systems as a Powerful Tool to Detect Fine-Scale Spatial Positioning and Interactions between Waterbirds at High-Tide Roosts. [PDF]

Animals (Basel), 2022
Castenschiold JHF, Bregnballe T, Bruhn D, Pertoldi C.   +3 more
europepmc   +1 more source

Study on A-Star Algorithm-Based 3D Path Optimization Method Considering Density of Obstacles

Aerospace
Collision avoidance and path planning are essential for ensuring safe and efficient UAV operations, particularly in applications like drone delivery and Advanced Air Mobility (AAM).
Yong-Deok Yoo, Jung-Ho Moon
doaj   +1 more source

Multitasking as a predictor of simulated unmanned aircraft mission performance: Incremental validity beyond cognitive ability. [PDF]

Mil Psychol, 2021
Trent JD, Barron LG.
europepmc   +1 more source

Joint improvements of radar/infrared stealth for exhaust system of unmanned aircraft based on sorting factor Pareto solution. [PDF]

Sci Rep, 2021
Zhou ZY, Huang J.
europepmc   +1 more source

Research on Lateral Safety Spacing for Fusion Operation Based on Unmanned and Manned Aircraft-Event Modeling

Sensors
With the rapid development of unmanned aerial vehicle technology and its increasing application across various fields, current airspace resources are insufficient for unmanned aerial vehicles’ needs.
Chao Zhou, Chi Huang, Longyang Huang, Chuanjiang Xie, Xingyu Zhu, Tao Huang   +5 more
doaj   +1 more source

Wildland Fire Emission Sampling at Fishlake National Forest, Utah Using an Unmanned Aircraft System. [PDF]

Atmos Environ (1994), 2021
Aurell J, Gullett B, Holder A, Kiros F, Mitchell W, Watts A, Ottmar R.   +6 more
europepmc   +1 more source

Uniform terminology for unmanned aerial vehicles: their concept and legal regulation

Jus Strictum
The field of legal regulation for unmanned aerial vehicles (UAVs) lacks a unified terminology, and the prevailing trend is either to replace the term “unmanned aerial vehicle” or to abandon it altogether.
Aleksandr V. Moiseev, Valentina Yu. Moiseeva   +1 more
doaj   +1 more source

The development of autonomous unmanned aircraft systems for mosquito control. [PDF]

PLoS One, 2020
Williams GM, Wang Y, Suman DS, Unlu I, Gaugler R.   +4 more
europepmc   +1 more source

Adaptive Path Guidance Law for a Small Fixed-Wing UAS with Bounded Bank Angle

Drones
This study deals with the path-following guidance of a fixed-wing unmanned aerial system (UAS) in conjunction with parameter adaptation. Utilizing a backstepping control design approach, a path-following control algorithm is formulated for the roll ...
Suhyeon Kim, Dongwon Jung
doaj   +1 more source

Use of an unmanned aircraft system to quantify NO _<i>x</i> emissions from a natural gas boiler. [PDF]

Atmos Meas Tech, 2021
Gullett B, Aurell J, Mitchell W, Richardson J.   +3 more
europepmc   +1 more source