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Skip to Search Results- 19Magnetic Resonance Imaging
- 3Diffusion Tensor Imaging
- 2Brain tumors
- 2Image Processing
- 2Linac-MR
- 2MRI
- 2Schmidt, Mark
- 1Abdollah, Vahid
- 1Ashfaque Mostafa, Tahjid
- 1Barta, Radim
- 1Budd, Alexandra
- 1Dietz, Bryson
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A Study of Ensemble Machine Learning Model Architectures for Parkinson’s Disease Detection and Freezing of Gait Forecasting
DownloadFall 2021
Parkinson's Disease (PD) is a major progressive neurological disorder and is extremely difficult to diagnose PD~\cite{pmid23039866} since there are no defined medical tests for this task. The existing approach involves a combination physical examinations, neuroimaging and demographic analysis...
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2005
Technical report TR05-13. This thesis addresses the task of automatic segmentation of brain tumors and edema in Magnetic Resonance images. This is motivated by potential applications in assessing tumor growth, assessing treatment responses, computer-assisted surgery, radiation therapy target...
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Fall 2016
Background: Intracerebral Hemorrhage (ICH) is associated with high morbidity and patients commonly suffer motor dysfunction. ICH volume is a significant predictor of outcome, and perihematoma edema may also represent tissue injury. Diffusion Tensor Imaging (DTI) can be used to assess in-vivo...
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Fall 2013
Magnetic resonance imaging (MRI) is a valuable imaging modality and is commonplace in diagnosing, evaluating, and understanding the pathobiology of many neurological disorders. Current methods are helpful in the diagnosis of multiple sclerosis (MS) but fail to provide useful longitudinal...
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Spring 2013
Spinal cord injury is most commonly caused by physical trauma, and the resulting functional loss can vary considerably in both degree, extent and location. Understanding what spinal cord tissue is damaged and to what degree can be useful in both determining the appropriate treatment for...
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Hippocampal Diffusion Tensor Imaging in Parkinson's Disease and Associations with Non- Motor Symptoms
DownloadSpring 2023
Parkinson’s disease (PD) is the second most common neurodegenerative disorder and causes not only well-characterised motor symptoms, but also a host of non-motor symptoms that greatly impact quality of life. PD exists within a larger spectrum of disorders caused by the accumulation of Lewy bodies...
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Spring 2012
A promising approach to the development of an integrated system for magnetic resonance imaging-guided radiotherapy involves the rigid coupling of a medical linear accelerator to a rotating biplanar magnet assembly. Through near real-time volumetric imaging during irradiation, this hybrid system...
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Measurement and Correction for the Magnetic Susceptibility Effects of Fat in Venous Oximetry: Application in the Quantification of Muscle Oxygen Consumption (VO2) with Plantar Flexion Exercise
DownloadSpring 2018
Measuring venous oxygen saturation (SvO2) provides direct assessment of the upstream muscle or organ's ability to extract and metabolize oxygen. Previously, measurement of venous oxygen saturation has been performed in most studies by intravenous catheterization. This approach has the advantage...
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Fall 2018
Magnetic resonance imaging (MRI) is a universally-used tool in clinical neurosurgery. It has revolutionized preoperative diagnosis, surgical planning, intraoperative targeting, and postoperative surveillance. Nevertheless, the idea that early, quantifiable perioperative structural changes of the...
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Fall 2015
Quantitative susceptibility mapping (QSM) is an emerging magnetic resonance imaging (MRI) method that provides image contrast based on an important underlying brain tissue property. It is derived from the phase images from a gradient echo sequence, and overcomes the orientation dependency problem...