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Skip to Search Results- 5Image segmentation
- 1Active contour model
- 1Adaptive mean shift
- 1Auto-logistic model
- 1Contour validation
- 1Corpus callosum
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Fall 2013
Medical image registration and segmentation are challenging because, medical images are generally corrupted by noise, image artifacts and the various anatomical regions of interest in medical images often do not have distinct sharp boundaries. However, these anatomical regions frequently...
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Camera based Primary Separation Vessel Interface Level Detection and Estimation Utilizing Markov Random Field based Image Processing
DownloadSpring 2017
The level of the froth middling interface in primary separation vessel plays an important role in overall bitumen recovery in conventional oil sands bitumen extraction process. To maintain the interface within a certain range of level, the accurate measurement is always desired. Online camera...
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Fall 2016
Neurological disorders are among major causes of disability in Canada. In the diagnostic procedure, Magnetic Resonance Imaging (MRI) is commonly used as it is non-invasive and can produce dramatic contrast between different brain tissues. Brain tissue segmentation is a fundamental step in brain...
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Target Volume Delineation in Dynamic Positron Emission Tomography Based on Time Activity Curve Differences
DownloadSpring 2013
Tumor volume delineation plays a critical role in radiation treatment planning and simulation, since inaccurately defined treatment volumes may lead to the overdosing of normal surrounding structures and potentially missing the cancerous tissue. However, the imaging modality almost exclusively...
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Fall 2014
This thesis is concerned with the ultrasonic heart image segmentation problem using parametric active contour model. Most of the existing parametric models consider only either the edge or the regional information. In this thesis, we propose a new parametric active contour model considering both...