Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 6 of 6 for “"vision based guidance"”.
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Vision based guidance of an agricultural combine
A machine vision based guidance system for agricultural combines was developed at the University of Illinois. Three machine vision guidance algorithms were developed and evaluated for guidance. The first algorithm, the Low Head Mounted Camera Algorithm (LHMCA), utilized images from a head mounted …
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Vision Based Guidance and Flight Control in Problems of Aerial Tracking
… the necessary information for the autonomous guidance and navigation of the unmanned-air vehicles (UAV) or micro-air vehicles (MAV) applications is inspired by biological systems and is motivated first of all by the reduction of the navigational sensor cost. Also, visual sensors can be more …
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Vision-based guidance and control of a hovering vehicle in unknown environments
This thesis presents a methodology, architecture, hardware implementation, and results of a system capable of controlling and guiding a hovering vehicle in unknown environments, emphasizing cluttered indoor spaces. Six-axis inertial data and a low-resolution onboard camera yield sufficient …
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Robust Image-Based Visual Servo Control of an Uncertain Missile Airframe
<p>A nonlinear vision-based guidance law is presented for a missile-target scenario in the presence of model uncertainty and unknown target evasive maneuvers. To ease the readability of this thesis, detailed explanations of any relevant mathematical tools are provided, including stability …
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Guidance, control and estimation of autonomous vehicle systems
This research focuses on designing practical guidance, control and estimation algorithms for autonomous vehicle systems. The objective is to provide robust control and estimation algorithms for both single and multiple autonomous vehicles under realistic motion, sensing, and communication …
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Collision Avoidance and Navigation of UAS Using Vision-Based Proportional Navigation
… respect to computational power. In this thesis, vision-based guidance laws are developed to provide sense and avoid capabilities for unmanned aerial vehicles (UAVs) operating in complex environments with multiple static and dynamic collision threats. These collision avoidance guidance laws are …