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 21 for “"Multi Vehicle Systems"”.
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Evaluation of multi-vehicle architectures for the exploration of planetary bodies in the Solar System
… and reliability, of planetary exploration vehicles. One of the methods proposed to deal with this issue is the use of distributed, multi-vehicle architectures as a replacement for the traditional large, monolithic systems used in flagship missions. However, mission concept formulation …
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Robust Distributed Stabilization of Interconnected Multiagent Systems
<p>Many large-scale systems can be modeled as groups of individual dynamics, e.g., multi-vehicle systems, as well as interconnected multiagent systems, power systems and biological networks as a few examples. Due to the high-dimension and complexity in configuration of these infrastructures, only a …
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Utilizing Instructional Design Constructs To Enhance Computer-Based Instruction in Air Traffic Controller Training
<p>This study demonstrates that a computer-based instructional design format is appropriate for novice air traffic control (ATC) training. The computer presents the student with small amounts of information in tutorial and drill and practice sequences that necessitate student interactivity. The …
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The Effect of Pilot and Air Traffic Control Experiences & Automation Management Strategies on UAS Mission Task Performance
… skills, and abilities to safely operate these systems.</p> <p>This research examined two levels of automation: Management by Consent (MBC) and Management by Exception (MBE). User experiences were also analyzed in conjunction with both levels of automation while operating an unmanned aircraft …
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The Effects of Foreign Accent and Language on Reaction Time and Accuracy in an Air Traffic Control Task
<p>The present study examines the effect of foreign accent interference with the ability to execute commands presented in speech format. The objective of this study was to demonstrate that a foreign accent influences performance. Participants were between 18 and 40 years of age. Half of the …
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An Analysis of Intention Formation as a Function of Prospective Memory in Air Traffic Controllers
<p>Prospective memory, or memory for future intents, is an important part of everyone's daily life. Air traffic controllers whose jobs are based in an environment that taxes their memory resources for extended periods of time rely on this type of memory. Controllers objectives often change based on …
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Comparison of Air Traffic Control Candidate Ability with Simulator-Based Training Measures
<p>The purpose of this study was to determine if the utilization of an experimental computer-based selection test battery would aid in the prediction of a candidate's performance when using an air traffic control computer-based simulation program. Each candidate completed the selection test …
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The Professional Air Traffic Controllers Strike: A Retrospective Analysis
<p>The purpose of this study was to assess the opinions, beliefs, and perspectives of former air traffic controllers who were terminated from employment with the Federal Aviation Administration for participating in the Professional Air Traffic Controllers Organization (PATCO) strike of 1981. The …
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Cognitive Learning Styles and Their Relation to Air Traffic Control Screening and Training
<p>The purpose of this study was to show a relationship between the type of cognitive learning style that an individual possesses and their subsequent success at simulated air traffic control practical exercises. Kolb's Learning Style Inventory was utilized to determine dominant learning styles of …
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Safe navigation and motion coordination control strategies for unmanned aerial vehicles
Unmanned aerial vehicles (UAVs) have become very popular for many military and civilian applications including in agriculture, construction, mining, environmental monitoring, etc. A desirable feature for UAVs is the ability to navigate and perform tasks autonomously with least human interaction. …
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The Effects of Gender and Regional Dialect on Performance in Aviation Communication
<p>The purpose of this study was to analyze the performance effects of gender and regional dialect on air traffic control statement recall. Sixty-one student volunteers participated in the experiment. Thirty-one participants held a pilot’s license and 30 participants had no flight experience. Each …
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The Effect of Active and Passive Control on Air Traffic Controller Dynamic Memory
… implications on the design of automated systems for ATC and the role of the human controller within the ATC system.</p>
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UAV Formation Flight Utilizing a Low Cost, Open Source Configuration
<p>The control of multiple unmanned aerial vehicles (UAVs) in a swarm or cooperative team scenario has been a topic of great interest for well over a decade, growing steadily with the advancements in UAV technologies. In the academic community, a majority of the studies conducted rely on simulation …
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SAFTE-VAT Functionality Effects on Flight Instructors' Situation Awareness and Instrument Student Pilots' Performance during FTD Training
<p>SAFTE-VAT is a virtual air traffic control systems that adds the capability to integrate automated air traffic control functionality and generate semiautonomous and autonomous air traffic to the Frasca 172S level 6 plus FTD to improve behavioral fidelity and to facilitate flight instructors the …
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Integration of Unmanned Aerial Systems in Class E Airspace: The Effect on Air Traffic Controller Workload
… In the situation of integrating unmanned aerial systems (UASs) into the National airspace, UASs outside of terminal areas would generally be permitted to fly their preferred routes, and self-separate, with minimal intervention from air traffic control. From an air traffic control perspective, the …
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Air Traffic Controllers’ Occupational Stress and Performance in the Future Air Traffic Management
<p>As demand for unmanned aerial vehicle (UAV) operations increases, it is vital to understand its effects on air traffic controllers and the safety of the national airspace system. This study’s primary purpose is to determine how UAVs that operate in controlled airspace would influence air traffic …
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Risk Mitigation for Low Latitude Ground-Based Augmentation System (GBAS) Precision Approach Operations
<p>The ground-based augmentation system (GBAS) is a safety-critical system consisting of the hardware and software that augments the Global Positioning System (GPS) to provide precision approach and landing capability and is one of the navigational cornerstones of the International Civil Aviation …
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A Hybrid Tabu/Scatter Search Algorithm for Simulation-Based Optimization of Multi-Objective Runway Operations Scheduling
… simulation-based optimization (SbO) approach for multi-objective runway operations scheduling problem. The SbO approach utilizes a discrete-event simulation model for accounting for uncertain conditions, and an optimization component for finding the best known Pareto set of solutions. This …
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In-Flight Testing & Verification of an Adaptive Distributed Fault-Tolerant Control Architecture
<p>The interest in utilizing multi-agent systems (MAS) has increased in the aerospace industry. Its scalability, efficiency, robustness, fault tolerance, and cost-effectiveness make it ideal for performing real-world missions that require more than one agent. However, in completing the tasks, the …
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Sun-Synchronous Orbit Slot Architecture Analysis and Development
<p>Space debris growth and an influx in space traffic will create a need for increased space traffic management. Due to orbital population density and likely future growth, the implementation of a slot architecture to Sun-synchronous orbit is considered in order to mitigate conjunctions among …
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