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UNLV Theses, Dissertations, Professional Papers, and Capstones

Theses/Dissertations

2015

Autonomous

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3d Obstacle Avoidance For Unmanned Autonomous System (Uas), Lin Zhao Aug 2015

3d Obstacle Avoidance For Unmanned Autonomous System (Uas), Lin Zhao

UNLV Theses, Dissertations, Professional Papers, and Capstones

The goal of this thesis is to design a real-time, three-dimensional algorithm, named as the vector mesh (VM) algorithm, for unmanned aerial vehicles (UAV) to generate collision-free motion in indoor or outdoor environments with unknown obstacles. This promising technology can be utilized in both military and commercial applications. The VM approach employs three data reduction phases to compute optimal navigation directions while on-board scanning range sensor continuously updates depth data. In order to develop the VM, vector filed histogram (VFH) which applied in 2D space was first simulated in Matlab. Then a 2D autonomous navigation was implemented on a developed …