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 20 of 53 for “"guidance system"”.
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Emergency Landing and Guidance System
<p>Every year there are thousands of aviation accidents along with hundreds of human deaths that happen around the world. While the data is sparse, it is well documented that many of these happen from emergency landings gone awry. While pilots can generally make great landings in clear daytime …
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Reconfiguration of a value function-based guidance system
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2003.
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A New Guidance System for Aircraft Based on GPS
… of using a new algorithm for providing guidance to the pilots for improved interception and tracking is examined in this thesis. The proposed system employs GPS to calculate the offset from the track as well as the instantaneous ground speed vector, to provide steering information. Thus, …
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An Intelligent Guidance System for Computer-Guided Surgical Training
… to develop the next generation training systems by conducting systematic review. In this dissertation, a novel computer-assisted surgical trainer (CAST) is presented to provide the better training experience. CAST guides a trainee actively by providing visual, force, and audio guidance. …
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Modern lightweight approach for design and implementation of workflow-based clinical guidance system
… adopted the use of clinical decision support systems (CDSS) into their workflow in the past decades. However, there are still many existing challenges for developing a successful CDSS. We propose an XState-React-Redux framework for the design and development of clinical guidance systems. We …
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A Nature inspired guidance system for unmanned autonomous vehicles employed in a search role.
… management, prominent examples being ant colony systems and particle swarm optimisation; however, these solutions often rely on well-defined fitness landscapes that may not always be available. One practical application of natural computing may be to create behaviours for the control of …
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Evaluation of external ventricular drain complications and the use of a procedure-targeted image-guidance system
… with the occasional use of a Ghajar guide for guidance support. In the operating room, ventriculostomy may be performed with an image-guidance system, whether optical or electromagnetic. The most common complications of ventriculostomy are hemorrhage and infection. It is unclear whether …
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A phenomenological rapid sloshing model for use as an operator guidance system on liquefied natural gas carriers
A concept for a non-intrusive sloshing guidance system based on a phenomenological Rapid Sloshing Model is proposed to reduce the operational risk of sloshing damage to LNG carriers. A numerical sloshing model is implemented in a commercial Navier-Stokes Computational Fluid Dynamics (CFD) code …
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The effect of using a computer assisted career guidance system on career development attitudes, knowledge, and behaviors in students
<p>Computer assisted career guidance systems were designed to combine the power of computers with career development theory to assist students in self assessment, career exploration, occupational and educational planning and decision making. Two systems used at educational institutions are DISCOVER …
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REGS - a Regulatory Expert Guidance System for understanding and interpreting transportation regulations: application to Part 382 of the Federal Motor Carrier Safety Regulations
… transportation regulations, a prototype expert guidance system called REGS has been developed for Part 382 of the Federal Motor Carrier Safety Regulations. This PC-based system models the regulatory guidance methodology employed by statutory interpretation experts in the industry. The working …
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Simulation methods for the development of modular strategic guidance systems
The traditional approach to simulation-based system design results in a stovepiped development process where subsystems are developed independently and integration requirements are then levied on the system architecture. For applications like the MK6 Life Extension program, where a modular system …
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A Taguchi-Based Approach to Tune Bio-Inspired Guidance Systems for Tactical UAVs
… to tune the control parameters of a bio-inspired guidance system designed to confer a tactical behavior to unmanned aerial vehicles (UAVs). This bio-inspired guidance system is capable of reducing exposure to threats, while traversing previously uncharted, and potentially hostile territories. UAVs …
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Executable clinical models for acute care
… evidence. An \textit{integrated clinical guidance system} can reduce such medical errors by helping medical staff track and assess patient state more accurately and adapt the care plan according to the best practice guidelines. However, a main prerequisite for developing a guideline system …
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Magnetic Targeted Drug Delivery
… in a controlled fashion through the arterial system in vivo using external magnetic fields are explored. Included are discussions of applications, magnetic field properties needed to allow guiding based on particle characteristics, hemodynamic forces, the uniformity of field and gradients, …
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Robust Observers And Controllers For Marine Surface Vessels Undergoing Maneuvering And Course-Keeping Tasks
… To yield a desired response of the ship, the guidance and control system of the ship should be robust to both modeling imprecision and significant environmental disturbances.</p> <p>The focus of the current work is threefold. First, a six degree-of-freedom nonlinear model for a marine surface …
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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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Analysis and design of propulsive guidance for atmospheric skip entry trajectories
A study of the ability to use propulsive guidance for atmospheric skip entry trajectories was completed. The analysis centered itself around the proposed design of NASA's Crew Exploration Vehicle. The primary aerodynamic guidance system must execute an atmospheric skip maneuver when attempting to …
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Semi Autonomous Vehicle Intelligence: Real Time Target Tracking For Vision Guided Autonomous Vehicles
… and following. This thesis describes a vision guidance system for unmanned vehicles in general and the FPGA hardware implementation that operates vision tasks in real-time. This guidance system uses an object following algorithm to provide information that allows the UV to follow a target. The …
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Spaceborne centrifugal relays for spacecraft propulsion
… each rotor. The topics of this research are the system kinematics and dynamics and the computerized guidance system which will allow the projectile to approach each rotor with exact timing with respect to the rotor rotation period and with very small errors in lateral positions. Kinematics …
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