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Suche ohne Synonyme: title: Drones, Vol 7, Iss 3, p 190 (2023)

1–20 von 116 Ergebnissen
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    YOLO-Based UAV Technology: A Review of the Research and Its Applications

    Freier Zugriff
    Chunling Chen / Ziyue Zheng / Tongyu Xu et al. | DOAJ | 2023

    Wheat Lodging Segmentation Based on Lstm_PSPNet Deep Learning Network

    Freier Zugriff
    Jun Yu / Tao Cheng / Ning Cai et al. | DOAJ | 2023
    segmentation accuracy, with the optimal image size in this study being 468 × 468; and (3) the model of Lstm_PSPNet improved its segmentation accuracy ...

    Use of Drone Photogrammetry as An Innovative, Competency-Based Architecture Teaching Process

    Freier Zugriff
    Jordi Rábago / May Portuguez-Castro | DOAJ | 2023
    The use of drones is becoming increasingly popular in various fields. In the case of education, initiatives have emerged in which they are ...
    Schlagwörter: drones

    Urban Forest Above-Ground Biomass Estimation Based on UAV 3D Real Scene

    Freier Zugriff
    Yinyin Zhao / Lv Zhou / Chao Chen et al. | DOAJ | 2023
    -tree AGB models were developed based on structural parameters. (3) Results: The results of this study indicated the following: (A) The UAV ...

    Unknown Input Observer-Based Fixed-Time Trajectory Tracking Control for QUAV with Actuator Saturation and Faults

    Freier Zugriff
    Shikai Shao / Shuangyin Xu / Yuanjie Zhao et al. | DOAJ | 2023
    not needed; (2) the estimation results are smoother and the observation precision is higher due to the absence of sign function; (3) the ...

    UAV Path Planning in Multi-Task Environments with Risks through Natural Language Understanding

    Freier Zugriff
    Chang Wang / Zhiwei Zhong / Xiaojia Xiang et al. | DOAJ | 2023

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

    Freier Zugriff
    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 ...
    Schlagwörter: drones

    Trajectory Planning for Multiple UAVs and Hierarchical Collision Avoidance Based on Nonlinear Kalman Filters

    Freier Zugriff
    Warunyu Hematulin / Patcharin Kamsing / Peerapong Torteeka et al. | DOAJ | 2023
    are deployed to test the position estimation of drones by treating the information from AirSim as offline dynamic data. The obtained global ...

    Towards UAVs in Construction: Advancements, Challenges, and Future Directions for Monitoring and Inspection

    Freier Zugriff
    Han Liang / Seong-Cheol Lee / Woosung Bae et al. | DOAJ | 2023
    potential to enhance safety, efficiency, and accuracy. The development and application of various types of drones and sensors in the construction ...

    The Effects of Spatial Resolution and Resampling on the Classification Accuracy of Wetland Vegetation Species and Ground Objects: A Study Based on High Spatial Resolution UAV Images

    Freier Zugriff
    Jianjun Chen / Zizhen Chen / Renjie Huang et al. | DOAJ | 2023
    spectral and texture features in the An were more significant than those in the Am. (3) The classification results of various classifiers in the ...

    The Development of Copper Clad Laminate Horn Antennas for Drone Interferometric Synthetic Aperture Radar

    Freier Zugriff
    Anthony Carpenter / James A. Lawrence / Richard Ghail et al. | DOAJ | 2023
    Schlagwörter: drones

    The Application of RGB, Multispectral, and Thermal Imagery to Document and Monitor Archaeological Sites in the Arctic: A Case Study from South Greenland

    Freier Zugriff
    Jørgen Hollesen / Malte Skov Jepsen / Hans Harmsen | DOAJ | 2023
    test the potential of using the cameras for mapping (1) ruins and structures, (2) the impact of human activity, and (3) soil moisture ...

    TAN: A Transferable Adversarial Network for DNN-Based UAV SAR Automatic Target Recognition Models

    Freier Zugriff
    Meng Du / Yuxin Sun / Bing Sun et al. | DOAJ | 2023

    Systematic Review on Civilian Drones in Safety and Security Applications

    Freier Zugriff
    Khalifa AL-Dosari / Ziad Hunaiti / Wamadeva Balachandran | DOAJ | 2023
    operations. The application and usage of these UAVs have become more commercial. Civilians can easily buy UAVs, commonly known as drones, from online ...
    Schlagwörter: drones

    Swarm Cooperative Navigation Using Centralized Training and Decentralized Execution

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

    Study on the Design and Experiment of Trichogramma Ball Delivery System Based on Agricultural Drone

    Freier Zugriff
    Cancan Song / Qingyu Wang / Guobin Wang et al. | DOAJ | 2023
    drones have the advantages of low-altitude and high-speed operations and have been well applied and widely recognized in the field of ...

    Structural Component Phenotypic Traits from Individual Maize Skeletonization by UAS-Based Structure-from-Motion Photogrammetry

    Freier Zugriff
    Monica Herrero-Huerta / Diego Gonzalez-Aguilera / Yang Yang | DOAJ | 2023
    27 July and 3 August 2021, two flights were performed over maize trials using a custom-designed UAS platform with a Sony Alpha ILCE-7R ...

    Strapdown Celestial Attitude Estimation from Long Exposure Images for UAV Navigation

    Freier Zugriff
    Samuel Teague / Javaan Chahl | DOAJ | 2023
    than 0.13 degrees in the yaw axis, and 0.06 degrees in the pitch and roll axes (3 ...

    Stability of Medicines Transported by Cargo Drones: Investigating the Effects of Vibration from Multi-Stage Flight

    Freier Zugriff
    Katherine Theobald / Wanqing Zhu / Timothy Waters et al. | DOAJ | 2023
    systems behind these movements is vital to minimise cost. Before drones can be used for moving medical cargo, medical regulatory authorities ...
    Schlagwörter: drones

    Speed-First: An Aggressive Gradient-Based Local Planner for Quadrotor Faster Flight

    Freier Zugriff
    Jiajie Yu / Jiaqi Li / Tong Zhang et al. | DOAJ | 2023