Robust and Efficient Quadrotor Trajectory Generation for Fast Autonomous Flight
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Abstract (arXiv)
In this paper, we propose a robust and efficient quadrotor motion planning system for fast flight in 3-D complex environments. We adopt a kinodynamic path searching method to find a safe, kinodynamic feasible and minimum-time initial trajectory in the discretized control space. We improve the smoothness and clearance of the trajectory by a B-spline optimization, which incorporates gradient information from a Euclidean distance field (EDF) and dynamic constraints efficiently utilizing the convex hull property of B-spline. Finally, by representing the final trajectory as a non-uniform B-spline, an iterative time adjustment method is adopted to guarantee dynamically feasible and non-conservative trajectories. We validate our proposed method in various complex simulational environments. The competence of the method is also validated in challenging real-world tasks. We release our code as an open-source package.
Key facts. Cited by 41 papers in the map (data through 14 Oct 2026). First posted on arXiv 2 Jul 2019.
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Citing papers per year: 2021: 7; 2022: 4; 2023: 3; 2024: 5; 2025: 14; 2026: 8.
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- 2021Learning High-Speed Flight in the Wildcited by 128
- 2021Autonomous Drone Racing with Deep Reinforcement Learningcited by 60
- 2025Openfly: A comprehensive platform for aerial vision-language navigationcited by 46
- 2025What Is The Best 3D Scene Representation for Robotics? From Geometric to Foundation Modelscited by 29
- 2021Time-Optimal Planning for Quadrotor Waypoint Flightcited by 23
- 2022Learning Perception-Aware Agile Flight in Cluttered Environmentscited by 23
- 2025VLA-AN: An Efficient and Onboard Vision-Language-Action Framework for Aerial Navigation in Complex Environmentscited by 23
- 2021Policy Search for Model Predictive Control with Application to Agile Drone Flightcited by 20
- 2022Reducing Collision Checking for Sampling-Based Motion Planning Using Graph Neural Networkscited by 17
- 2022Real-Time Trajectory Planning for Autonomous Driving with Gaussian Process and Incremental Refinementcited by 14
- 2024Learning Speed Adaptation for Flight in Cluttercited by 14
- 2024Vision Transformers for End-to-End Vision-Based Quadrotor Obstacle Avoidancecited by 14
29 more
- 2023A Safer Vision-based Autonomous Planning System for Quadrotor UAVs with Dynamic Obstacle Trajectory Prediction and Its Application with LLMscited by 13
- 2023Vision-based Learning for Drones: A Surveycited by 11
- 2022Vision-aided UAV navigation and dynamic obstacle avoidance using gradient-based B-spline trajectory optimizationcited by 9
- 2023Learning Multi-Pursuit Evasion for Safe Targeted Navigation of Dronescited by 9
- 2024VisFly: An Efficient and Versatile Simulator for Training Vision-based Flightcited by 7
- 2025Flying on Point Clouds with Reinforcement Learningcited by 7
- 2021Connecting Deep-Reinforcement-Learning-based Obstacle Avoidance with Conventional Global Planners using Waypoint Generatorscited by 6
- 2026AirHunt: Bridging VLM Semantics and Continuous Planning for Efficient Aerial Object Navigationcited by 4
- 2025FM-Planner: Foundation Model Guided Path Planning for Autonomous Drone Navigationcited by 3
- 2025SEA: Semantic Map Prediction for Active Exploration of Uncertain Areascited by 2
- 2026Fly360: Omnidirectional Obstacle Avoidance within Drone Viewcited by 2
- 2025A Reactive Framework for Whole-Body Motion Planning of Mobile Manipulators Combining Reinforcement Learning and SDF-Constrained Quadratic Programmicited by 1
- 2025Casual3DHDR: Deblurring High Dynamic Range 3D Gaussian Splatting from Casually Captured Videoscited by 1
- 2026High-Speed Vision-Based Flight in Clutter with Safety-Shielded Reinforcement Learningcited by 1
- 2026Approximate Imitation Learning for Event-based Quadrotor Flight in Cluttered Environmentscited by 1
- 2026NavRL++: A System-Level Framework for Improving Sim-to-Real Transfer in Reinforcement Learning-Based Robot Navigationcited by 1
- 2026From Distances to Trajectories: Real-Time Signed Distance Function Mapping and Distance-Accelerated Motion Planning for UAVscited by 1
- 2021Identification and Avoidance of Static and Dynamic Obstacles on Point Cloud for UAVs Navigationcited by 0
- 2021Advanced Algorithms of Collision Free Navigation and Flocking for Autonomous UAVscited by 0
- 2024Research on an Autonomous UAV Search and Rescue System Based on the Improvedcited by 0
- 2024RESC: A Reinforcement Learning Based Search-to-Control Framework for Quadrotor Local Planning in Dense Environmentscited by 0
- 2025A Real-time Spatio-Temporal Trajectory Planner for Autonomous Vehicles with Semantic Graph Optimizationcited by 0
- 2025ExploreGS: a vision-based low overhead framework for 3D scene reconstructioncited by 0
- 2025Unified Linear Parametric Map Modeling and Perception-aware Trajectory Planning for Mobile Roboticscited by 0
- 2025Decision Transformer-Based Drone Trajectory Planning with Dynamic Safety-Efficiency Trade-Offscited by 0
- 2025Fast Trajectory Planner with a Reinforcement Learning-based Controller for Robotic Manipulatorscited by 0
- 2025PAD-TRO: Projection-Augmented Diffusion for Direct Trajectory Optimizationcited by 0
- 2026Neural-Primitive: An Efficient End-to-end Local Planner with Primitive-based Imitation Learning for Autonomous Flightcited by 0
- 2026ClearNav: Perception-Aligned Quadrotor Flight Using Differential-Physicscited by 0
- 2026ClearNav: Perception-Aligned Quadrotor Flight Using Differential-Physics12 Oct 2026
- 2026Neural-Primitive: An Efficient End-to-end Local Planner with Primitive-based Imitation Learning for Autonomous Flight21 Aug 2026
- 2026From Distances to Trajectories: Real-Time Signed Distance Function Mapping and Distance-Accelerated Motion Planning for UAVs21 Jul 2026
- 2026NavRL++: A System-Level Framework for Improving Sim-to-Real Transfer in Reinforcement Learning-Based Robot Navigation15 May 2026
- 2026Approximate Imitation Learning for Event-based Quadrotor Flight in Cluttered Environments8 Mar 2026
- 2026Fly360: Omnidirectional Obstacle Avoidance within Drone View6 Mar 2026
- 2026High-Speed Vision-Based Flight in Clutter with Safety-Shielded Reinforcement Learning9 Feb 2026
- 2026AirHunt: Bridging VLM Semantics and Continuous Planning for Efficient Aerial Object Navigation19 Jan 2026
- 2025VLA-AN: An Efficient and Onboard Vision-Language-Action Framework for Aerial Navigation in Complex Environments17 Dec 2025
- 2025What Is The Best 3D Scene Representation for Robotics? From Geometric to Foundation Models3 Dec 2025
- 2025SEA: Semantic Map Prediction for Active Exploration of Uncertain Areas22 Oct 2025
- 2025PAD-TRO: Projection-Augmented Diffusion for Direct Trajectory Optimization6 Oct 2025
29 more
- 2025Fast Trajectory Planner with a Reinforcement Learning-based Controller for Robotic Manipulators22 Sep 2025
- 2025Decision Transformer-Based Drone Trajectory Planning with Dynamic Safety-Efficiency Trade-Offs29 Jul 2025
- 2025Unified Linear Parametric Map Modeling and Perception-aware Trajectory Planning for Mobile Robotics12 Jul 2025
- 2025FM-Planner: Foundation Model Guided Path Planning for Autonomous Drone Navigation27 May 2025
- 2025ExploreGS: a vision-based low overhead framework for 3D scene reconstruction14 May 2025
- 2025Casual3DHDR: Deblurring High Dynamic Range 3D Gaussian Splatting from Casually Captured Videos24 Apr 2025
- 2025A Reactive Framework for Whole-Body Motion Planning of Mobile Manipulators Combining Reinforcement Learning and SDF-Constrained Quadratic Programmi31 Mar 2025
- 2025Flying on Point Clouds with Reinforcement Learning1 Mar 2025
- 2025A Real-time Spatio-Temporal Trajectory Planner for Autonomous Vehicles with Semantic Graph Optimization25 Feb 2025
- 2025Openfly: A comprehensive platform for aerial vision-language navigation25 Feb 2025
- 2024RESC: A Reinforcement Learning Based Search-to-Control Framework for Quadrotor Local Planning in Dense Environments1 Aug 2024
- 2024VisFly: An Efficient and Versatile Simulator for Training Vision-based Flight20 Jul 2024
- 2024Research on an Autonomous UAV Search and Rescue System Based on the Improved1 Jun 2024
- 2024Vision Transformers for End-to-End Vision-Based Quadrotor Obstacle Avoidance16 May 2024
- 2024Learning Speed Adaptation for Flight in Clutter7 Mar 2024
- 2023Vision-based Learning for Drones: A Survey8 Dec 2023
- 2023A Safer Vision-based Autonomous Planning System for Quadrotor UAVs with Dynamic Obstacle Trajectory Prediction and Its Application with LLMs21 Nov 2023
- 2023Learning Multi-Pursuit Evasion for Safe Targeted Navigation of Drones7 Apr 2023
- 2022Reducing Collision Checking for Sampling-Based Motion Planning Using Graph Neural Networks17 Oct 2022
- 2022Learning Perception-Aware Agile Flight in Cluttered Environments4 Oct 2022
- 2022Vision-aided UAV navigation and dynamic obstacle avoidance using gradient-based B-spline trajectory optimization15 Sep 2022
- 2022Real-Time Trajectory Planning for Autonomous Driving with Gaussian Process and Incremental Refinement24 May 2022
- 2021Policy Search for Model Predictive Control with Application to Agile Drone Flight7 Dec 2021
- 2021Advanced Algorithms of Collision Free Navigation and Flocking for Autonomous UAVs30 Oct 2021
- 2021Learning High-Speed Flight in the Wild11 Oct 2021
- 2021Time-Optimal Planning for Quadrotor Waypoint Flight10 Aug 2021
- 2021Identification and Avoidance of Static and Dynamic Obstacles on Point Cloud for UAVs Navigation14 May 2021
- 2021Connecting Deep-Reinforcement-Learning-based Obstacle Avoidance with Conventional Global Planners using Waypoint Generators8 Apr 2021
- 2021Autonomous Drone Racing with Deep Reinforcement Learning15 Mar 2021
- 2024VisFly: An Efficient and Versatile Simulator for Training Vision-based Flightcited by 7
- 2025Flying on Point Clouds with Reinforcement Learningcited by 7
- 2025SEA: Semantic Map Prediction for Active Exploration of Uncertain Areascited by 2
- 2025A Reactive Framework for Whole-Body Motion Planning of Mobile Manipulators Combining Reinforcement Learning and SDF-Constrained Quadratic Programmicited by 1
- 2026High-Speed Vision-Based Flight in Clutter with Safety-Shielded Reinforcement Learningcited by 1
- 2026NavRL++: A System-Level Framework for Improving Sim-to-Real Transfer in Reinforcement Learning-Based Robot Navigationcited by 1
- 2024RESC: A Reinforcement Learning Based Search-to-Control Framework for Quadrotor Local Planning in Dense Environmentscited by 0
- 2025Fast Trajectory Planner with a Reinforcement Learning-based Controller for Robotic Manipulatorscited by 0
- 2026NavRL++: A System-Level Framework for Improving Sim-to-Real Transfer in Reinforcement Learning-Based Robot Navigation15 May 2026
- 2026High-Speed Vision-Based Flight in Clutter with Safety-Shielded Reinforcement Learning9 Feb 2026
- 2025SEA: Semantic Map Prediction for Active Exploration of Uncertain Areas22 Oct 2025
- 2025Fast Trajectory Planner with a Reinforcement Learning-based Controller for Robotic Manipulators22 Sep 2025
- 2025A Reactive Framework for Whole-Body Motion Planning of Mobile Manipulators Combining Reinforcement Learning and SDF-Constrained Quadratic Programmi31 Mar 2025
- 2025Flying on Point Clouds with Reinforcement Learning1 Mar 2025
- 2024RESC: A Reinforcement Learning Based Search-to-Control Framework for Quadrotor Local Planning in Dense Environments1 Aug 2024
- 2024VisFly: An Efficient and Versatile Simulator for Training Vision-based Flight20 Jul 2024
- 2022Learning Perception-Aware Agile Flight in Cluttered Environmentscited by 23
- 2026Approximate Imitation Learning for Event-based Quadrotor Flight in Cluttered Environmentscited by 1
- 2025Decision Transformer-Based Drone Trajectory Planning with Dynamic Safety-Efficiency Trade-Offscited by 0
- 2026Neural-Primitive: An Efficient End-to-end Local Planner with Primitive-based Imitation Learning for Autonomous Flightcited by 0
- 2026Neural-Primitive: An Efficient End-to-end Local Planner with Primitive-based Imitation Learning for Autonomous Flight21 Aug 2026
- 2026Approximate Imitation Learning for Event-based Quadrotor Flight in Cluttered Environments8 Mar 2026
- 2025Decision Transformer-Based Drone Trajectory Planning with Dynamic Safety-Efficiency Trade-Offs29 Jul 2025
- 2022Learning Perception-Aware Agile Flight in Cluttered Environments4 Oct 2022
- 2021Learning High-Speed Flight in the Wildcited by 128
- 2021Autonomous Drone Racing with Deep Reinforcement Learningcited by 60
- 2025Openfly: A comprehensive platform for aerial vision-language navigationcited by 46
- 2025What Is The Best 3D Scene Representation for Robotics? From Geometric to Foundation Modelscited by 29
- 2021Time-Optimal Planning for Quadrotor Waypoint Flightcited by 23
- 2021Policy Search for Model Predictive Control with Application to Agile Drone Flightcited by 20
- 2022Reducing Collision Checking for Sampling-Based Motion Planning Using Graph Neural Networkscited by 17
- 2024Learning Speed Adaptation for Flight in Cluttercited by 14
- 2024Vision Transformers for End-to-End Vision-Based Quadrotor Obstacle Avoidancecited by 14
- 2023A Safer Vision-based Autonomous Planning System for Quadrotor UAVs with Dynamic Obstacle Trajectory Prediction and Its Application with LLMscited by 13
- 2023Vision-based Learning for Drones: A Surveycited by 11
- 2022Vision-aided UAV navigation and dynamic obstacle avoidance using gradient-based B-spline trajectory optimizationcited by 9
12 most cited of 25 All 25 (JSON)
- 2026ClearNav: Perception-Aligned Quadrotor Flight Using Differential-Physics12 Oct 2026
- 2026From Distances to Trajectories: Real-Time Signed Distance Function Mapping and Distance-Accelerated Motion Planning for UAVs21 Jul 2026
- 2026Fly360: Omnidirectional Obstacle Avoidance within Drone View6 Mar 2026
- 2025What Is The Best 3D Scene Representation for Robotics? From Geometric to Foundation Models3 Dec 2025
- 2025Unified Linear Parametric Map Modeling and Perception-aware Trajectory Planning for Mobile Robotics12 Jul 2025
- 2025FM-Planner: Foundation Model Guided Path Planning for Autonomous Drone Navigation27 May 2025
- 2025ExploreGS: a vision-based low overhead framework for 3D scene reconstruction14 May 2025
- 2025Casual3DHDR: Deblurring High Dynamic Range 3D Gaussian Splatting from Casually Captured Videos24 Apr 2025
- 2025A Real-time Spatio-Temporal Trajectory Planner for Autonomous Vehicles with Semantic Graph Optimization25 Feb 2025
- 2025Openfly: A comprehensive platform for aerial vision-language navigation25 Feb 2025
- 2024Research on an Autonomous UAV Search and Rescue System Based on the Improved1 Jun 2024
- 2024Vision Transformers for End-to-End Vision-Based Quadrotor Obstacle Avoidance16 May 2024
12 newest of 25 All 25 (JSON)