X-ray vision meets machine learning
Jeff Fessler
UM IEEE Student Branch Presentation
2018-03-26
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Intro: me, goals
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Dental X-ray imaging system
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Dental X-rays:
seeing the "invisible"
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Tomography
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X-ray CT scanner insides
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X-ray CT systems
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CT system rotating at max speed (video):
why so fast?
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Radon transform / sinogram
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Image reconstruction
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Learned image reconstruction methods
(appeared in Wikipedia 2018-03-06)
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Regularization
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Markov random fields
(skip)
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x -> system -> y,
Bayes rule, PWLS, optimization, ...
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Model-based image reconstruction for CT (example)
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UM news release about low-dose CT project
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Michigan Daily article about low-dose CT
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Another low-dose CT example
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Machine learning for X-ray CT image reconstruction
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Low dose CT image reconstruction with learned sparsifying transform
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PWLS-ULTRA: An efficient clustering and learning-based approach for low-dose 3D CT image reconstruction (skip)
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Future:
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Convolutional Analysis Operator Learning: Acceleration, Convergence, Application, and Neural Networks
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My group
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Fun MR images of fruit
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Fundamentals: 216, 351, 301, linear algebra, 281 or 402?, 551?
Graduate level: 501, 516, 551, 545, 556