Results 101 to 110 of about 1,910,400 (338)

Potential field method for persistent surveillance of multiple unmanned aerial vehicle sensors

open access: yesInternational Journal of Distributed Sensor Networks, 2018
Persistent surveillance is one of the major tasks envisioned for unmanned aerial vehicles in that some regions of interest need to be continuously surveyed.
Changxin Huang   +4 more
doaj   +1 more source

Encoding Cumulation to Learn Perturbative Nonlinear Oscillatory Dynamics

open access: yesAdvanced Science, EarlyView.
Weak nonlinearities critically shape the long term behavior of oscillatory systems but are difficult to identify from data. A data‐driven framework is introduced to infer governing equations of weakly nonlinear oscillators from sparse and noisy observations.
Teng Ma   +5 more
wiley   +1 more source

A review on fault-tolerant cooperative control of multiple unmanned aerial vehicles

open access: yes, 2021
This paper presents the recent developments in Fault-Tolerant Cooperative Control (FTCC) of multiple unmanned aerial vehicles (multi-UAVs). To facilitate the analyses of FTCC methods for multi-UAVs, the formation control strategies under fault-free ...
Ziquan Yu   +4 more
semanticscholar   +1 more source

Study of Free‐Space Optical Quantum Network: Review and Prospectives

open access: yesAdvanced Science, EarlyView.
Free from the constraints of fiber connections, free‐space quantum network enables longer and more flexible quantum network connections. This review summarizes and comparatively analyzes free‐space quantum network experiments based on ground stations, satellites, and mobile platforms.
Hua‐Ying Liu, Zhenda Xie, Shining Zhu
wiley   +1 more source

Feasibility of Warehouse Drone Adoption and Implementation [PDF]

open access: yes, 2018
While aerial delivery drones capture headlines, the pace of adoption of drones in warehouses has shown the greatest acceleration. Warehousing constitutes 30% of the cost of logistics in the US.
Companik, Edward   +2 more
core   +2 more sources

Predictive Model for Human-Unmanned Vehicle Systems [PDF]

open access: yes, 2008
Advances in automation are making it possible for a single operator to control multiple unmanned vehicles. However, the complex nature of these teams presents a difficult and exciting challenge for designers of human–unmanned vehicle systems.
Carl E. Nehme   +9 more
core   +1 more source

Bioinspired Adaptive Leg‐Claw Enables Robust Perching and Grasping for UAVs

open access: yesAdvanced Science, EarlyView.
Inspired by owl limb morphology and bat roosting behavior, this study presents a bioinspired adaptive leg‐claw mechanism that enables UAVs to perform robust and versatile perching and grasping. The design integrates a four‐link tibial structure, tension‐driven deformable feet, and active control, enabling stable perching on various branches and ...
Tianyu Cheng   +6 more
wiley   +1 more source

AIM-Net: A Resource-Efficient Self-Supervised Learning Model for Automated Red Spider Mite Severity Classification in Tea Cultivation

open access: yesAgriEngineering
Tea cultivation faces significant threats from red spider mite (RSM: Oligonychus coffeae) infestations, which reduce yields and economic viability in major tea-producing regions. Current automated detection methods rely on supervised deep learning models
Malathi Kanagarajan   +7 more
doaj   +1 more source

Underground unmanned aerial vehicles cluster system for monitoring and its key technologies

open access: yesGong-kuang zidonghua, 2019
Underground monitoring and control system is usually fixed and has limited range, so it is difficult to fully meet dynamic monitoring requirements of underground safety production.
YANG Wei, SHAN Chunyan, LIU Junbo
doaj   +1 more source

Design and analysis of an unmanned small-scale air-land-water vehicle [PDF]

open access: yes, 2013
The designs of small-scale unmanned aerial, land and water vehicles are currently being researched in both civilian and military applications. However, these unmanned vehicles are limited to only one and two mode of operation.
Arhami, Arhami
core  

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