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Search without synonyms: title: Drones, Vol 7, Iss 1, p 62 (2023)

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Measurement of Cracks in Concrete Bridges by Using Unmanned Aerial Vehicles and Image Registration

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Hsuan-Yi Li / Chih-Yuan Huang / Chung-Yue Wang | DOAJ | 2023

: (1) manually select tie points with features on the bridge such as nails and dots, (2) randomly input tie points generated from Scale ...

Service Function Chain Scheduling in Heterogeneous Multi-UAV Edge Computing

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Yangang Wang / Hai Wang / Xianglin Wei et al. | DOAJ | 2023

problem as a 0–1 nonlinear integer programming problem. Then, a two-stage heuristic algorithm is put forward to solve this problem. At the first ...

AGCosPlace: A UAV Visual Positioning Algorithm Based on Transformer

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Ya Guo / Yatong Zhou / Fan Yang | DOAJ | 2023

achieves notable improvements in the four evaluation metrics: R@1, R@5, R@10, and R@20. These results confirm that the trained visual positioning ...

Observing Individuals and Behavior of Hainan Gibbons (Nomascus hainanus) Using Drone Infrared and Visible Image Fusion Technology

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Shengshi Li / Guanjun Wang / Hui Zhang et al. | DOAJ | 2023

drones are an important and effective way to observe Hainan gibbons. However, a single infrared or visible image cannot simultaneously observe ...

Robust Flight-Path Angle Consensus Tracking Control for Non-Minimum Phase Unmanned Fixed-Wing Aircraft Formation in the Presence of Measurement Errors

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Yang Zhu / Kaiyu Qin | DOAJ | 2023

control are analyzed, showing that (1) the non-minimum phase issue can be systematically resolved by the designed Casual Stable Inversion ...

Analysis of UTM Tracking Performance for Conformance Monitoring via Hybrid SITL Monte Carlo Methods

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Wei Dai / Zhi Hao Quek / Bizhao Pang et al. | DOAJ | 2023

. Recommendations for UA position update rates of ≥1 Hz remain consistent with previous studies, as investments in increasing the update rate do not lead to ...

Wheat Lodging Segmentation Based on Lstm_PSPNet Deep Learning Network

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Jun Yu / Tao Cheng / Ning Cai et al. | DOAJ | 2023

wheat lodging under different image sizes and different growth stages was investigated. The experimental results show that (1) the improved ...

Drone with Mounted Thermal Infrared Cameras for Monitoring Terrestrial Mammals

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Hanne Lyngholm Larsen / Katrine Møller-Lassesen / Esther Magdalene Ellersgaard Enevoldsen et al. | DOAJ | 2023

separate surveys were conducted: (1) To achieve drone images for the identification of mammals, the drone was tested around a bait place with a ...

UAV-Based Subsurface Data Collection Using a Low-Tech Ground-Truthing Payload System Enhances Shallow-Water Monitoring

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Aris Thomasberger / Mette Møller Nielsen | DOAJ | 2023

these limitations, a payload system was developed to collect subsurface data in the form of videos and depth measurements. In a 7 ha large study ...

Keywords: drones

Swarm Cooperative Navigation Using Centralized Training and Decentralized Execution

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Rana Azzam / Igor Boiko / Yahya Zweiri | DOAJ | 2023

the platform to various swarm sizes, speeds, goal positions, environment dimensions, and UAV masses has been showcased in (1) a load drop-off ...

A Method for Forest Canopy Height Inversion Based on UAVSAR and Fourier–Legendre Polynomial—Performance in Different Forest Types

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Hongbin Luo / Cairong Yue / Hua Yuan et al. | DOAJ | 2023

performance of this method was tested in different forest types (mangrove and inland tropical forests). The results show that: (1) in mangroves with ...

An Approach to the Implementation of a Neural Network for Cryptographic Protection of Data Transmission at UAV

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Ivan Tsmots / Vasyl Teslyuk / Andrzej Łukaszewicz et al. | DOAJ | 2023

settings, requires about 1 msec, including hardware encryption on the FPGA of four 2-bit inputs, which is performed in 160 nanoseconds. ...

A Review on Unmanned Aerial Vehicle Remote Sensing: Platforms, Sensors, Data Processing Methods, and Applications

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Zhengxin Zhang / Lixue Zhu | DOAJ | 2023

application research of UAV remote sensing research can be classified into four categories according to the application field: (1) Precision ...

Security Supply Chain Using UAVs: Validation and Development of a UAV-Based Model for Qatar’s Mega Sporting Events

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Khalifa AL-Dosari / Ahmed M. Deif / Murat Kucukvar et al. | DOAJ | 2023

the IT and security industries. The key findings of the study are: (1) a valid and reliable UAV-based cybersecurity framework for FIFA mega ...