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24 Results Found

  • Article
  • Open Access
1,090 Views
21 Pages

11 June 2025

In unmanned aerial vehicle (UAV)-mounted base station (MBS) networks, user equipment (UE) experiences dynamic channel variations because of the mobility of the UAV and the changing weather conditions. In order to overcome the degradation in the quali...

  • Article
  • Open Access
26 Citations
3,944 Views
16 Pages

27 November 2021

The application of unmanned aerial vehicles (UAV) as base station (BS) is gaining popularity. In this paper, we consider maximization of the overall data rate by intelligent deployment of UAV BS in the downlink of a cellular system. We investigate a...

  • Article
  • Open Access
471 Views
20 Pages

30 November 2025

As precision agriculture advances, UAV-based aerial image object detection has emerged as a pivotal technology for maize-phenotyping perception operations. Complex backgrounds reduce the model’s performance in extracting features of maize tasse...

  • Article
  • Open Access
588 Views
23 Pages

20 December 2025

Autonomous Unmanned Aerial Vehicles (UAVs) are widely used in smart agriculture, logistics, and warehouse management, where precise trajectory prediction is important for safety and efficiency. Traditional approaches require complex physical modeling...

  • Article
  • Open Access
14 Citations
4,181 Views
23 Pages

19 January 2023

Free-space optical (FSO) communication is expected to play an indispensable role with high data rates and low system complexity in beyond fifth-generation (B5G) networks. However, infrequent adverse weather conditions can incapacitate its performance...

  • Article
  • Open Access
6 Citations
4,219 Views
21 Pages

Real-Time Object Detection from UAV Inspection Videos by Combining YOLOv5s and DeepStream

  • Shidun Xie,
  • Guanghong Deng,
  • Baihao Lin,
  • Wenlong Jing,
  • Yong Li and
  • Xiaodan Zhao

14 June 2024

The high-altitude real-time inspection of unmanned aerial vehicles (UAVs) has always been a very challenging task. Because high-altitude inspections are susceptible to interference from different weather conditions, interference from communication si...

  • Article
  • Open Access
2 Citations
1,475 Views
24 Pages

29 May 2025

The safety of power transmission lines is crucial to public well-being, with insulators being prone to failures such as self-detonation. However, images captured by unmanned aerial vehicles (UAVs) carrying optical sensors often face challenges, inclu...

  • Article
  • Open Access
1 Citations
2,549 Views
20 Pages

22 May 2025

Addressing the significant challenge of speech enhancement in ultra-low-Signal-to-Noise-Ratio (SNR) scenarios for Unmanned Aerial Vehicle (UAV) voice communication, particularly under edge deployment constraints, this study proposes the Edge-Deployed...

  • Article
  • Open Access
11 Citations
2,294 Views
14 Pages

25 November 2022

The large view angle and complex background of UAV images bring many difficulties to the detection of small pedestrian targets in images, which are easy to be detected incorrectly or missed. In addition, the object detection models based on deep lear...

  • Article
  • Open Access
3 Citations
1,459 Views
17 Pages

Lightweight UAV-Based System for Early Fire-Risk Identification in Wild Forests

  • Akmalbek Abdusalomov,
  • Sabina Umirzakova,
  • Alpamis Kutlimuratov,
  • Dilshod Mirzaev,
  • Adilbek Dauletov,
  • Tulkin Botirov,
  • Madina Zakirova,
  • Mukhriddin Mukhiddinov and
  • Young Im Cho

23 July 2025

The escalating impacts and occurrence of wildfires threaten the public, economies, and global ecosystems. Physiologically declining or dead trees are a great portion of the fires because these trees are prone to higher ignition and have lower moistur...

  • Article
  • Open Access
22 Citations
2,976 Views
15 Pages

A Lightweight Algorithm for Insulator Target Detection and Defect Identification

  • Gujing Han,
  • Liu Zhao,
  • Qiang Li,
  • Saidian Li,
  • Ruijie Wang,
  • Qiwei Yuan,
  • Min He,
  • Shiqi Yang and
  • Liang Qin

20 January 2023

The accuracy of insulators and their defect identification by UAVs (unmanned aerial vehicles) in transmission-line inspection needs to be further improved, and the model size of the detection algorithm is significantly reduced to make it more suitabl...

  • Article
  • Open Access
28 Citations
4,452 Views
17 Pages

AIR-YOLOv3: Aerial Infrared Pedestrian Detection via an Improved YOLOv3 with Network Pruning

  • Yanhua Shao,
  • Xingping Zhang,
  • Hongyu Chu,
  • Xiaoqiang Zhang,
  • Duo Zhang and
  • Yunbo Rao

3 April 2022

Aerial object detection acts a pivotal role in searching and tracking applications. However, the large model, limited memory, and computing power of embedded devices restrict aerial pedestrian detection algorithms’ deployment on the UAV (unmann...

  • Article
  • Open Access
14 Citations
6,340 Views
14 Pages

Detection of Power Poles in Orchards Based on Improved Yolov5s Model

  • Yali Zhang,
  • Xiaoyang Lu,
  • Wanjian Li,
  • Kangting Yan,
  • Zhenjie Mo,
  • Yubin Lan and
  • Linlin Wang

26 June 2023

During the operation of agricultural unmanned aerial vehicles (UAVs) in orchards, the presence of power poles and wires pose a serious threat to flight safety, and can even lead to crashes. Due to the difficulty of directly detecting wires, this rese...

  • Article
  • Open Access
3 Citations
1,654 Views
22 Pages

MSEA-Net: Multi-Scale and Edge-Aware Network for Weed Segmentation

  • Akram Syed,
  • Baifan Chen,
  • Adeel Ahmed Abbasi,
  • Sharjeel Abid Butt and
  • Xiaoqing Fang

Accurate weed segmentation in Unmanned Aerial Vehicle (UAV) imagery remains a significant challenge in precision agriculture due to environmental variability, weak contextual representation, and inaccurate boundary detection. To address these limitat...

  • Article
  • Open Access
3 Citations
1,773 Views
15 Pages

27 September 2023

An unmanned aerial vehicle (UAV), with the advantages of mobility and easy deployment, serves as a relay node in wireless networks, which are known as UAV relay networks (URNs), to support user equipment that is out of service range (Uo) or does not...

  • Article
  • Open Access
15 Citations
4,492 Views
25 Pages

TLI-YOLOv5: A Lightweight Object Detection Framework for Transmission Line Inspection by Unmanned Aerial Vehicle

  • Hanqiang Huang,
  • Guiwen Lan,
  • Jia Wei,
  • Zhan Zhong,
  • Zirui Xu,
  • Dongbo Li and
  • Fengfan Zou

Unmanned aerial vehicles (UAVs) have become an important tool for transmission line inspection, and the inspection images taken by UAVs often contain complex backgrounds and many types of targets, which poses many challenges to object detection algor...

  • Article
  • Open Access
16 Citations
3,963 Views
22 Pages

Early Drought Detection in Maize Using UAV Images and YOLOv8+

  • Shanwei Niu,
  • Zhigang Nie,
  • Guang Li and
  • Wenyu Zhu

24 April 2024

The escalating global climate change significantly impacts the yield and quality of maize, a vital staple crop worldwide, especially during seedling stage droughts. Traditional detection methods are limited by their single-scenario approach, requirin...

  • Article
  • Open Access
612 Views
25 Pages

3 December 2025

Tracking small, fast-moving unmanned aerial vehicles (UAVs) in thermal infrared (TIR) imagery is a significant challenge due to low-resolution targets, Dynamic Background Clutter, and frequent occlusions. To address this, we introduce MemLoTrack, a n...

  • Article
  • Open Access
24 Citations
3,349 Views
20 Pages

Achieving accurate and efficient detection of road damage in complex scenes has always been a challenging task. In this paper, an enhanced lightweight network, E-EfficientDet, is proposed. Firstly, a feature extraction enhancement module (FEEM) is de...

  • Article
  • Open Access
2 Citations
1,606 Views
21 Pages

YOLOv8-MFD: An Enhanced Detection Model for Pine Wilt Diseased Trees Using UAV Imagery

  • Hua Shi,
  • Yonghang Wang,
  • Xiaozhou Feng,
  • Yufen Xie,
  • Zhenhui Zhu,
  • Hui Guo and
  • Guofeng Jin

24 May 2025

Pine Wilt Disease (PWD) is a highly infectious and lethal disease that severely threatens global pine forest ecosystems and forestry economies. Early and accurate detection of infected trees is crucial to prevent large-scale outbreaks and support tim...

  • Article
  • Open Access
3 Citations
1,472 Views
27 Pages

6 June 2025

Unmanned aerial vehicles are widely used in agricultural disease detection. Still, slight image blurring caused by lighting, wind, and flight instability often hampers the detection of dense small targets like tea leaf blight spots. In response to th...

  • Article
  • Open Access
8 Citations
2,693 Views
16 Pages

15 September 2023

Transmission lines are often located in complex environments and are susceptible to the presence of foreign objects. Failure to promptly address these objects can result in accidents, including short circuits and fires. Existing foreign object detect...

  • Article
  • Open Access
2 Citations
1,377 Views
24 Pages

25 April 2025

Tree crown detection of high-resolution UAV forest remote sensing images using computer technology has been widely performed in the last ten years. In forest resource inventory management based on remote sensing data, crown detection is the most impo...

  • Article
  • Open Access
778 Views
23 Pages

Optimization of Sorghum Spike Recognition Algorithm and Yield Estimation

  • Mengyao Han,
  • Jian Gao,
  • Cuiqing Wu,
  • Qingliang Cui,
  • Xiangyang Yuan and
  • Shujin Qiu

23 June 2025

In the natural field environment, the high planting density of sorghum and severe occlusion among spikes substantially increases the difficulty of sorghum spike recognition, resulting in frequent false positives and false negatives. The target detect...