1. A QUASI-POLAR LOCAL OCCUPANCY GRID APPROACH FOR VISION-BASED OBSTACLE AVOIDANCE Open Access Author: Geng, Junyi Title: A QUASI-POLAR LOCAL OCCUPANCY GRID APPROACH FOR VISION-BASED OBSTACLE AVOIDANCE Graduate Program: Aerospace Engineering Keywords: Small UAVObstacle avoidanceOccupancy girdQuasi-polar frameMonocular visionStereo vision File: Download Geng-Thesis.pdf Committee Members: Jacob Willem Langelaan, Thesis Advisor/Co-AdvisorJoseph Francis Horn, Committee MemberGeorge A Lesieutre, Committee Member