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.
Results
Showing 1 to 17 of 17 for “"Infrastructure Inspection"”.
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Data-driven Infrastructure Inspection
Bridge inspection and infrastructure inspection are critical steps in the lifecycle of the built environment. Emerging technologies and data are driving factors which are disrupting the traditional processes for conducting these inspections. Because inspections are mainly conducted visually by …
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Optimizing sequential decisions under measurement and forecasting uncertainty : application to infrastructure inspection, maintenance and rehabilitation
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Civil Engineering, 1991.
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Theory and methods of analyzing infrastructure inspection output : application to highway pavement surface condition evaluation
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Civil Engineering, 1990.
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Design and dynamic modeling of an unmanned underwater vehicle for submerged surface inspection exploiting hydrodynamic ground effect
… growth of sub-sea technologies for security, infrastructure inspection, and exploration, motivates a deeper understanding of underwater navigation in proximity to a submerged target surface. Common examples range from water tanks in nuclear reactors, submerged oil rig infrastructure, to ship …
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An integrated performance model learning and planning approach for optimal infrastructure facility maintenance under partial observability
Infrastructure inspection and maintenance decision making is a stochastic and partially observable problem. This thesis presents a learning and decision-making approach for developing optimal joint inspection and maintenance policies for civil infrastructure facilities under performance model …
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Use of sensors in monitoring civil structures
… review of the most widespread form of civil infrastructure inspection -- visual inspection -- the thesis describes the anatomy, mechanisms, and types of fiber optic sensors and characterizes the tradeoffs involved in choosing between fiber-optic and conventional sensor technologies. The …
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Beyond Visual Line of Sight Drone Simulator with User-defined Risk Layers
… Use cases include disaster response, remote infrastructure inspection, and agricultural monitoring. The results demonstrate the utility of simulation-driven planning in enhancing safety, mission effectiveness, and operator preparedness for real-world BVLOS deployments.
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Energy-Constrained UAV-UGV Cooperative Systems: A Bilevel Framework for Routing in Multi-Agent Teams
… domains such as logistics, disaster response, infrastructure inspection, and urban mobility. However, UAV deployment remains constrained by limited energy capacity and payload restrictions, hindering their effectiveness in long-duration or large-scale missions. This thesis addresses these …
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Towards achieving power autonomy in soft-actuated micro aerial robots
… monitoring, precision agriculture, and infrastructure inspection in confined spaces. However, realizing power autonomy in these miniature robotic platforms presents significant challenges due to weight constraints, power density limitations, and inefficient actuation at small scales. …
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Hierarchical Gaussian models for wind field estimation and path planning
… used in aerial photography, package delivery, infrastructure inspection, and many other areas. Many of these uses demand new techniques for path planning in complex environments-in particular, spatially heterogeneous and time-evolving wind fields [22, 23, 24]. Navigating and planning [26, 25, …
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Automated Method for Airfield Pavement Condition Index Determination
Infrastructure inspection and maintenance is a necessary, and often costly, process required for civil engineering structures throughout a project's life-cycle to ensure continued safety and serviceability. While many of these procedures have seen the introduction of technologies to assist, …
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Coverage Planning for Unmanned Aerial Vehicles
… on the same plane. This is motivated by bridge inspection application, where the UAV is tasked with visually inspecting planar regions on the bridge. Finally, a general version of the problem where the UAV is allowed to fly in complete 3D space and the environment to be covered is in 3D as well …
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Human-robot interaction for telemanipulation by small unmanned aerial systems
… through applications such as surveying, remote infrastructure inspection, and construction monitoring, which normally use UAVs for visual inspection only. Recent developments, however, suggest that performing physical interactions in dynamic environments will be important tasks for future UAS, …
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Applications of Computer Vision Technologies of Automated Crack Detection and Quantification for the Inspection of Civil Infrastructure Systems
Many components of existing civil infrastructure systems, such as road pavement, bridges, and buildings, are suffered from rapid aging, which require enormous nation's resources from federal and state agencies to inspect and maintain them. Crack is one of important material and structural defects, …
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Graphical SLAM for urban UAV navigation
… of their usage include aerial photography, infrastructure inspection and emergency first response. For widespread commercial adoption of these applications to occur, UAV navigation must be made safe and reliable. In open-sky environments, Global Positioning System (GPS) receivers are most …
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Autonomous UAV Navigation and Path Planning for Civil Infrastructures Inspection and Structural Health Monitoring
… step towards larger implementation for civil infrastructures and real world applications.The thesis initially presents a broad classification of path planning techniques followed by a comprehensive synthesis of each algorithm with critical assessment of existing work. The study then proceeds …
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LLM-as-Judge for Reliable Crack Segmentation in Edge-Based Structural Inspection
… early identification of damage in critical infrastructure such as roads, bridges, and buildings. While deep learning models—particularly convolutional encoder--decoder architectures—have achieved high accuracy in pixel-level crack segmentation, their deployment in real-world environments …