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 29 for “"Quality Inspection"”.
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Automated corn kernel quality inspection using machine vision
A machine vision system was designed and developed for automatically inspecting corn kernels. This system consisted of a motor driven kernel delivery apparatus, two light-beam-based object position sensors, a strobe light, a control circuit, a video camera and a PC computer with image processing …
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A knowledge-based machine vision system for grain quality inspection
… vision system was developed for automatic corn quality inspection. This system consisted of a primitive feature extraction algorithm, several quality-related feature extraction algorithms, and several knowledge-based corn quality inspection algorithms. The feature extraction and corn quality …
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Improvement of Geometric Quality Inspection and Process Efficiency in Additive Manufacturing
… accuracy is required. Nevertheless, traditional quality inspection techniques might not perform well due to the complexity and flexibility of AM fabricated parts. Another issue, which is brought up from the growing demand for large-scale 3D printing in these industry sectors, is the limited …
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The Effects of Multitasking on Quality Inspection in Advanced Manufacturing Systems
… planning, machine set-up, problem solving, and quality inspection. The quality inspection task in AMS consists of a search component, frequently conducted by a machine, and a decision making component conducted by the operator. This quality inspection system is often referred to as a hybrid …
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Photogrammetry and Gaussian Splatting for traceable quality inspection: from 3D reconstruction to navigable scene representation
L'abstract è presente nell'allegato / the abstract is in the attachment
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Detection of stress cracks in corn kernels using machine vision
Maintaining high quality of corn is very important to both corn producers and buyers. The detection of stress cracks remains one of the most important tasks in corn quality inspection. Such an index of quality would be helpful in assessing not only the end-use values of the corn but also the drying …
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Fluid Agitation Studies for Drug Product Containers Using Computational Fluid Dynamics
<p>At Amgen, the Automated Vision Inspection (AVI) systems capture the movement of unwanted particles in Amgen's drug product containers. For quality inspection, the AVI system must detect these undesired particles using a high speed spin-stop agitation process. To better understand the fluid …
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Process reengineering for new product introduction at an analytical instrument manufacturing firm
… A new process was created for the creation of a Quality Inspection Plan, which was earlier missing. The two important deliverables were created as part of the process describing the critical dimensions and design tolerances of the new product. These documents were linked to the existing …
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Automated defect detection and evaluation in X-ray CT images
… gains increasing popularity for industrial quality inspection tasks. It is a challenge however to use it in a fully automated assembly line, which requires robust algorithms for volumetric image analysis on noisy data. This work provides methods for the automatic detection of defects and …
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Multiscale Quantitative Analytics of Human Visual Searching Tasks
… contexts (e.g., human resource management, quality inspection, etc.) based on various visualization techniques. Quantitatively modeling the visual searching behaviors and performance will not only contribute to the understanding of decision-making process in a visualization system, but also …
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Digital Thread and Analytics Model to Improve Quality Controls in Surgical Stapler
… that affect the product's Force to Fire final quality inspection results The digital thread and models built laid the groundwork for the Ethicon team to understand the current state of their systems and will be used as the team conducts experiments to further understand the actual devices being …
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Metodologia e plataforma baseadas em aprendizado de máquina para inspeção de defeitos na indústria têxtil
Quality inspection (QI) in the textile industry is an essential yet challenging process, particularly due to the diversity of defects and reliance on subjective criteria from human inspectors. This work proposes a methodology based on computer vision and deep learning to optimize the QI process in …
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The addition of a calender machine to a pyrolytic graphite sheet production plant
… these defects can be safely passed through the quality inspection stage. Foreign object debris causes bubbles, which are destructive effects, to appear on the calendered sheet; therefore, sheets with foreign object debris should not pass inspection. However, if the foreign object debris is …
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A real time 3D surface measurement system using projected line patterns.
… is based on a research project to evaluate a quality control system for car component stamping lines. The quality control system measures the abrasion of the stamping tools by measuring the surface of the products. A 3D vision system is developed for the real time online measurement of the …
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Statistical process control (SPC) in a high volume machining center : value of standard operating procedures
… machining center to reduce scrap and improve the quality of production. New hires are working in a complex production environment with excellent metrology resources that can be used for real time inspection but there is a lack of standard operating procedures to help them use these resources. A …
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Build strategy investigation of TI-6AL-4V produced via a hybrid additive manufacturing process
… without post treatments. In-process part quality inspection and inner features machining are impossible within a single LMD process. Hybrid additive manufacturing (HAM), which integrates additive and subtractive manufacturing in one process, has been proposed to increase the feasibility of …
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Microbead-Based Biosensing in Microfluidic Devices
… devices for medical diagnosis, food and water quality inspection, and environmental monitoring.
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Ultrasonic Real-Time Quality Monitoring Of Aluminum Spot Weld Process
… group, has been designed for the unsupervised quality characterization of the spot welding process. It comprises the ultrasonic transducer (probe) built into one of the welding electrodes and an electronics hardware unit which gathers information from the transducer, performs real-time weld …
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Route Optimization for Automated Bridge Inspection with Genetic Algorithm
… generate efficient routes for a robotic bridge inspection team. Using robots to automate the process of bridge inspection will improve human safety and reduce time and money allocated to bridge inspections. To do this, we attack the problem of minimizing and balancing routes for a team of robots …
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A sensory system for robots using evolutionary artificial neural networks.
… (Face and Finger Print Recognition) and Quality Inspection in the Food Processing Industry and applications in other uncontrolled environments.
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