OOIR: Observatory of International Research

Papers

(The H4-Index of Drones is 61. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Two Low-Complexity Efficient Beamformers for an IRS- and UAV-Aided Directional Modulation Network	773
PAIR: A Hybrid A* with PPO Path Planner for Multi-UAV Navigation in 2-D Dynamic Urban MEC Environments	368
A Computational Model for Simulating the Performance of UAS-Based Construction Safety Inspection through a System Approach	334
Go with the Flow: Estimating Wind Using Uncrewed Aircraft	265
Modulation Recognition of Low-SNR UAV Radar Signals Based on Bispectral Slices and GA-BP Neural Network	264
A Dynamic Checkpoint Interval Decision Algorithm for Live Migration-Based Drone-Recovery System	251
Individualized Indicators and Estimation Methods for Tiger Nut (Cyperus esculentus L.) Tubers Yield Using Light Multispectral UAV and Lightweight CNN Structure	191
On IRS-Assisted Covert Communication with a Friendly UAV	184
Joint Deployment and Coverage Path Planning for Capsule Airports with Multiple Drones	181
Cooperative Drone and Water Supply Truck Scheduling for Wildfire Fighting Using Deep Reinforcement Learning	146
Drone State Estimation Based on Frame-to-Frame Template Matching with Optimal Windows	136
A Tunnel Crack Detection Method Based on an Unmanned Aerial Vehicle (UAV) Equipped with a High-Speed Camera and Crack Recognition Algorithm Using Improved Multi-Scale Retinex and Prewitt–Otsu	136
A Capacity-Constrained Weighted Clustering Algorithm for UAV Self-Organizing Networks Under Interference	128
A Hierarchical Control Algorithm for a Pursuit–Evasion Game Based on Fuzzy Actor–Critic Learning and Model Predictive Control	127
Fault Tolerant Control of Drone Interceptors Using Command Filtered Backstepping and Fault Weighting Dynamic Control Allocation	125
Joint Design of Altitude and Channel Statistics Based Energy Beamforming for UAV-Enabled Wireless Energy Transfer	124
Strapdown Celestial Attitude Estimation from Long Exposure Images for UAV Navigation	120
Enhancing Unmanned Aerial Vehicle Task Assignment with the Adaptive Sampling-Based Task Rationality Review Algorithm	119
Interception of a Single Intruding Unmanned Aerial Vehicle by Multiple Missiles Using the Novel EA-MADDPG Training Algorithm	119
A Systems Analysis of Energy Usage and Effectiveness of a Counter-Unmanned Aerial System Using a Cyber-Attack Approach	111
Hybrid Geometric Computed Torque Control of a Quadrotor with an Attached 2-DOF Robotic Arm	110
Fuzzy Gain-Scheduling Based Fault Tolerant Visual Servo Control of Quadrotors	107
AoI-Minimal Task Assignment and Trajectory Optimization in Multi-UAV-Assisted Wireless Powered IoT Networks	103
Multi-Node Joint Jamming Scheme for Secure UAV-Aided NOMA-CDRT Systems: Performance Analysis and Optimization	100
Collaborative Vehicle-Mounted Multi-UAV Routing and Scheduling Optimization for Remote Sensing Observations	97

Development of a Closed-Loop PLM Application for Vibration-Based Structural Health Monitoring of UAVs	96
An Evaluation of Sun-Glint Correction Methods for UAV-Derived Secchi Depth Estimations in Inland Water Bodies	96
Dynamic Estimation of Formation Wake Flow Fields Based on On-Board Sensing	96
Automated Pavement Construction Inspection Using Uncrewed Aerial Systems (UAS)—Hot Mixed Asphalt (HMA) Temperature Segregation	95
UAV-Aided Wireless Energy Transfer for Sustaining Internet of Everything in 6G	93
BCDAIoD: An Efficient Blockchain-Based Cross-Domain Authentication Scheme for Internet of Drones	90
Path Planning for Fixed-Wing Unmanned Aerial Vehicles: An Integrated Approach with Theta* and Clothoids	85
Autonomous UAV-Based System for Scalable Tactile Paving Inspection	81
Robust Position Control of VTOL UAVs Using a Linear Quadratic Rate-Varying Integral Tracker: Design and Validation	81
Modelling, Design, and Control of a Central Motor Driving Reconfigurable Quadcopter	80
OTFS-IM Modulation Based on Four-Dimensional Spherical Code in Air-to-Ground Communication	79
Speed-First: An Aggressive Gradient-Based Local Planner for Quadrotor Faster Flight	78
Optimization of Multi-User Secure Communication Rate Under Swarm Warden Detection in ISAC Networks	77
Research on Cooperative Obstacle Avoidance Decision Making of Unmanned Aerial Vehicle Swarms in Complex Environments under End-Edge-Cloud Collaboration Model	77
Consensus-Based Formation Control for Heterogeneous Multi-Agent Systems in Complex Environments	75
A Ground Point Fitting Method for Winter Wheat Height Estimation Using UAV-Based SfM Point Cloud Data	75
Tiny-Object Detection Based on Optimized YOLO-CSQ for Accurate Drone Detection in Wildfire Scenarios	74
LSTM-H: A Hybrid Deep Learning Model for Accurate Livestock Movement Prediction in UAV-Based Monitoring Systems	74
Chattering Reduction of Sliding Mode Control for Quadrotor UAVs Based on Reinforcement Learning	74
PTplanner: Efficient Autonomous UAV Exploration via Prior-Enhanced and Topology-Aware Hierarchical Planning	72
Detection of Missing Insulators in High-Voltage Transmission Lines Using UAV Images	71
Pasture Productivity Assessment under Mob Grazing and Fertility Management Using Satellite and UAS Imagery	69
Integral Backstepping Sliding Mode Control for Unmanned Autonomous Helicopters Based on Neural Networks	68
Cave of Altamira (Spain): UAV-Based SLAM Mapping, Digital Twin and Segmentation-Driven Crack Detection for Preventive Conservation in Paleolithic Rock-Art Environments	67
Missing Plant Detection in Vineyards Using UAV Angled RGB Imagery Acquired in Dormant Period	66
Research on Integrated Decision-Control Cooperative Target Assignment for Cross-Domain Unmanned Systems Based on a Bi-Level Optimization Framework	66
Special Issue on Intelligent Image Processing and Sensing for Drones	64
Mission-Driven UAV Path Selection: Post Hoc Cost Evaluation of Deterministic and Sampling Approaches	64
An Efficient and Low-Delay SFC Recovery Method in the Space–Air–Ground Integrated Aviation Information Network with Integrated UAVs	64
Robust Nonlinear Control with Estimation of Disturbances and Parameter Uncertainties for UAVs and Integrated Brushless DC Motors	63
LightMAN: A Lightweight Microchained Fabric for Assurance- and Resilience-Oriented Urban Air Mobility Networks	63
Monitoring Maize Leaf Spot Disease Using Multi-Source UAV Imagery	62
A Hierarchical Deep Reinforcement Learning Approach for Throughput Maximization in Reconfigurable Intelligent Surface-Aided Unmanned Aerial Vehicle–Integrated Sensing and Communication Network	61
First Attempts to Control Forest Pests Using Multi-Rotor Unmanned Aerial Spraying Systems (UASSs) in Forest Ecosystems	61
Wind Tunnel Investigation of the Icing of a Drone Rotor in Forward Flight	61
Lightweight Obstacle Avoidance for Fixed-Wing UAVs Using Entropy-Aware PPO	61
An Integrated Approach for Earth Infrastructure Monitoring Using UAV and ERI: A Systematic Review	61