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6 Results Found

  • Article
  • Open Access
2 Citations
3,503 Views
36 Pages

20 October 2022

In recent years, the problem of route planning in complex battlefield environments has attracted significant attention. With the increasingly worrying international situation, safety and flyability in a continuously changing threat environment are cr...

(This article belongs to the Section Aerospace Science and Engineering)
  • Article
  • Open Access
31 Citations
8,130 Views
21 Pages

Efficient Lazy Theta* Path Planning over a Sparse Grid to Explore Large 3D Volumes with a Multirotor UAV

  • Margarida Faria,
  • Ricardo Marín,
  • Marija Popović,
  • Ivan Maza and
  • Antidio Viguria

5 January 2019

Exploring large, unknown, and unstructured environments is challenging for Unmanned Aerial Vehicles (UAVs), but they are valuable tools to inspect large structures safely and efficiently. The Lazy Theta* path-planning algorithm is revisited and adapt...

(This article belongs to the Special Issue Mobile Robot Navigation)
  • Article
  • Open Access
35 Citations
8,195 Views
22 Pages

Bézier Curves-Based Optimal Trajectory Design for Multirotor UAVs with Any-Angle Pathfinding Algorithms

  • Haitham AL Satai,
  • Musaddak M. Abdul Zahra,
  • Zaid I. Rasool,
  • Ridhab Sami Abd-Ali and
  • Catalin I. Pruncu

2 April 2021

Multirotor Unmanned Aerial Vehicles (UAVs) play an imperative role in many real-world applications in a variety of scenarios characterized by a high density of obstacles with different heights. Due to the complicated operation areas of UAVs and compl...

(This article belongs to the Special Issue Unmanned Aerial Vehicle Control, Networks, System and Application)
  • Article
  • Open Access
7 Citations
4,453 Views
24 Pages

Late Line-of-Sight Check and Prioritized Trees for Path Planning

  • Changwu Zhang,
  • Yuchen Tang,
  • Li Zhou and
  • Hengzhu Liu

21 August 2019

How to generate a safe and high-quality path for a moving robot is a classical issue. The relative solution is also suitable for computer games and animation. To make the problem simpler, it is common to discretize the continuous planning space into...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
20 Citations
6,599 Views
24 Pages

Autonomous 3D Exploration of Large Structures Using an UAV Equipped with a 2D LIDAR

  • Margarida Faria,
  • António Sérgio Ferreira,
  • Héctor Pérez-Leon,
  • Ivan Maza and
  • Antidio Viguria

8 November 2019

This paper addressed the challenge of exploring large, unknown, and unstructured industrial environments with an unmanned aerial vehicle (UAV). The resulting system combined well-known components and techniques with a new manoeuvre to use a low-cost...

(This article belongs to the Section Remote Sensors)
  • Article
  • Open Access
1 Citations
592 Views
20 Pages

14 May 2026

To address the challenges of high computational complexity, inferior path performance, and the balance between path quality and efficiency in traditional 3D omnidirectional path planning algorithms for UAVs, this study proposes an innovative precisio...