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 79 for “"AVS"”.
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An investigation of stereopsis with AN/AVS-6 night vision goggles at varying levels of illuminance and contrast
… on stereoscopic vision with and without AN/AVS-6 goggles were investigated. Stereoacuity was measured using a modified Howard-Dolman apparatus with four levels of illumination and three levels of contrast. Testing was performed with NVGs for nighttime illuminations and unaided for daytime …
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Effects of target size, luminance contrast, and illumination on visual target detection and recognition with AN/AVS-6 goggles
… target detection and recognition while using AN/AVS-6 night vision goggles. Vehicle silhouette targets were rear-projected on random screen positions under various levels of illumination, contrast, and size. The observer's task was to detect and recognize each target while viewing through night …
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The direct measurement of system Modulation Transfer Function (MTF) for an AN/AVS-6 Aviator's Night Vision Imaging System (ANVIS)
… the modulation transfer function for an AN/AVS-6 Aviator’s Night Vision Imaging System (ANVIS). This method is based on the traditional slit technique and uses a Photo Research PR-900 video photometer as the detector. Comparisons between the direct measurement and the component combination …
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AV-FUZZER: An automated fuzzing framework for safety testing of autonomous vehicles
Autonomous vehicles (AVs) are getting increasing attention, since people believe that AVs have signi cant potential to improve the productivity of transportation and quality of life. However, there is a public perception problem with regard to the safety of AVs, so ensuring AV safety is among the …
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Autonomous Vehicle Perception Quality Assessment
… the rapid development of autonomous vehicles (AVs) has necessitated the need for high-quality perception systems. Perception is a fundamental requirement for AVs, with cameras and LiDARs being commonly used sensors for environmental understanding and localization. However, there is a research …
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Developing a guideline and feasibility tool for highway infrastructure readiness for autonomous vehicles
<p>Autonomous Vehicles (AVs) are one of the advanced technologies that is being developed, and infrastructure modifications supporting AVs will be the next major research that is needed. A systematic literature review methodology is used to explore key parameters needed for implementation of AVs. …
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Feasibility of active vision for inspection of continuous concrete pipes.
… and developed. The active vision system (AVS) operates within smooth-walled small-bore pipes (0.5m < d < 1.0m). The AVS consists of two distinct, but related hardware components, a controllable (pan and tilt) camera head mounted on a remote control tractor and a system control unit which …
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Economics of Parking: Short, Medium, and Long-Term Planning
… (AV) on parking. With the anticipated growth in AVs, passengers no longer need to park near their final destination. Instead, passengers are dropped off by AVs at their final destination and the AVs travel to the nearest and most affordable available parking lot. We investigate the parking …
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Personal Value Priorities in Autonomous Vehicle Discourse
Autonomous vehicles (AVs) have become increasingly prevalent in modern society, with multiple companies pursuing avenues to advance technology. Despite the promises of safer driving, mitigating accidents and reducing stress, mixed opinions exist on the reliability and trustworthiness of the …
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Towards Machine Learning-Based Control of Autonomous Vehicles in Solar Panel Cleaning Systems
… the intelligent control of Autonomous Vehicles (AVs) utilized in solar panel cleaning systems, aiming to mitigate challenges arising from uncertainties, disturbances, and dynamic environments. Solar panels, predominantly situated in dedicated lands for solar energy production (e.g., agricultural …
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Systems modelling and ethical decision algorithms for autonomous vehicle collisions
… an increasing interest in autonomous vehicles (AVs) in recent years. Through the use of advanced safety systems (ASS), it is expected that driverless AVs will result in a reduced number of road traffic accidents (RTAs) and fatalities on the roads. However, until the technology matures, …
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Model-based certification of automated vehicles
Automated vehicles (AVs) have long been predicted to disrupt the transportation industry any moment. Although numerous companies have shared that optimism and supported development, it now seems that the challenges of building automated vehicles are becoming apparent and are pushing the vision far …
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Designing Explainable In-vehicle Agents for Conditionally Automated Driving: A Holistic Examination with Mixed Method Approaches
Automated vehicles (AVs) are promising applications of artificial intelligence (AI). While human drivers benefit from AVs, including long-distance support and collision prevention, we do not always understand how AV systems function and make decisions. Consequently, drivers might develop inaccurate …
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Design optimization of articulated vehicles with autonomous steering control
… to exploring autonomous articulated vehicles (AVs). This thesis proposes an approach to the design synthesis of AVs with autonomous steering. A linear yaw-plane model is generated to represent the AV, and a model predictive control (MPC) based tracking controller is designed for steering …
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FACTORS CONTROLLING NICKEL BIOAVAILABILITY AND EFFECTS ON BENTHIC INVERTEBRATES IN HARDWATER FRESHWATER STREAMS
… extracted metal (SEM)/acid volatile sulfide (AVS) models) and toxicity in five separate studies using Ni-spiked sediments in a variety of designs, and mainly with two different sediment types (low AVS, total organic carbon (TOC), and high AVS, TOC).</p> <p>Two separate streamside mesocosm Ni …
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Learning to Trade Off Performance and Safety in Mixed Autonomy Traffic
With the advent of autonomous vehicles (AVs), and with the slow but steady consumer adoption of AVs on road networks, there is a newfound need to study the interactions between efficient traffic flow and driving safety in mixed autonomy traffic. Extending from reinforcement learning methods in …
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The Impact of Autonomous Vehicles on the Real Estate Housing Market in the United States
… cities, and the advent of autonomous vehicles (AVs) is expected to bring another shift in transportation that will likely impact the way cities are designed. The initial adoption of AVs is likely to occur in the form of shared autonomous vehicles (SAVs) or driverless ride-hailing services. This …
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Intelligent Decision-Making for Autonomous Driving in Dynamic and Interactive Environments
… and efficient driving in autonomous vehicles (AVs). However, AVs face significant challenges in coexisting with human road users, making fast and optimal driving decisions, and operating in unknown traffic environments with only incomplete information. Unsignalized intersection and …
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The Dynamics of the Impacts of Automated Vehicles: Urban Form, Mode Choice, and Energy Demand Distribution
The commercial deployment of automated vehicles (AVs) is around the corner. With the development of automation technology, automobile and IT companies have started to test automated vehicles. Waymo, an automated driving technology development company, has recently opened the self-driving service to …
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Continuous integration and testing for autonomous racing in simulation
Self-driving autonomous vehicles (AVs) have recently gained in popularity as a research topic. The safety of AVs is exceptionally important as failure in the design of an AV could lead to catastrophic consequences. AV systems are highly heterogeneous with many different and complex components, so …
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