Results 101 to 110 of about 1,488,241 (284)

Consensus Control of Time-Varying Delayed Multiagent Systems with High-Order Iterative Learning Control

open access: yesInternational Journal of Aerospace Engineering, 2018
We address the consensus control problem of time-varying delayed multiagent systems with directed communication topology. The model of each agent includes time-varying nonlinear dynamic and external disturbance, where the time-varying nonlinear term ...
Xiongfeng Deng   +3 more
doaj   +1 more source

Time Series Extrinsic Regression for Smart Agriculture: Field‐Level Crop Yield Prediction From Multisource Agricultural Time Series

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT The growing availability of temporal data in agriculture has created new opportunities for data‐driven decision support systems aimed at improving the efficiency, sustainability, and adaptability of agricultural systems. Remote sensing platforms, weather‐related datasets, and field‐management records provide information on crop development and
Amalia Vanacore   +4 more
wiley   +1 more source

Unmanned Aerial Vehicle Design

open access: yes
The advantages of an unmanned aerial vehicle for the implementation of surveillance and reconnaissance air tasks are obvious. These tasks may include, for instance, ecological monitoring, control of agricultural lands and woodlands condition ...
Urbahs, Aleksandrs   +4 more
core  

Sliding Mode Control in Aerospace Applications: A Survey

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT Sliding mode control (SMC) enjoys robustness to matched and unmatched (in the case of minimum phase input‐output dynamics) bounded perturbations, and finite time convergence. Second‐order and higher‐order sliding mode control systems (2‐SMC/HOSMC) retain all the advantages of sliding mode control, but in addition can be applied to systems of ...
Yuri Shtessel, Christopher Edwards
wiley   +1 more source

Development of a co-axial tri-rotor UAV

open access: yes, 2009
This paper discusses the initial design requirements and development of a Small Unmanned Aerial Vehicle (SUAV), sometimes referred to as a Miniature Aerial Vehicle (MAV) or Micro Unmanned Aerial Vehicle (?UAV) as the backdrop to an entry for the MoD ...
Prior, Stephen D.   +4 more
core   +1 more source

Performance Analysis and Flow Mechanism of Close-Range Overlapping Rotor in Hover

open access: yesDrones
High payload capacity multi-rotor aerial vehicles are typically configured with multiple propellers to achieve the required aerodynamic lift. However, this design approach often results in an increased overall dimensional envelope, which introduces ...
Ziyi Xu   +5 more
doaj   +1 more source

Micro-Class Unmanned Aerial Vehicle Design Solution

open access: yes
Micro-class unmanned aerial vehicle design ...
Urbahs, Aleksandrs   +4 more
core  

Enhancing Drone Light Shows Performances: Optimal Allocation and Trajectories for Swarm Drone Formations

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Drone light shows (DLShows) represent a rapidly growing application of swarm robotics, creating captivating aerial displays through the synchronized flight of hundreds or thousands of unmanned aerial vehicles (UAVs) as environmentally friendly and reusable alternatives to traditional pyrotechnics.
Yunes Alqudsi
wiley   +1 more source

Unmanned aerial vehicle (UAV).

open access: yes, 2013
Unmanned aerial vehicle (UAV).
Matthew A. Burgess (318272)   +9 more
core   +1 more source

Robotics for Crop Pollination: Recent Advances and Future Direction

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT There is great interest in alternative pollination strategies for crop production in the face of climate change and perennial threats to the traditional pollination mechanisms. This review explores the potential of robotic pollination as a promising solution to these challenges affecting crop fertilization, agricultural sustainability, and ...
Ranjan Sapkota   +3 more
wiley   +1 more source

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