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Neural Network Feature Extraction and Bayesian Spatial Modeling for Imaging Genetics
Dealing with the high dimension of both neuroimaging data and genetic data is a difficult problem in the association of genetic data to neuroimaging. We tackle the latter problem with an eye toward developing solutions that are relevant for disease prediction. Our proposed solution uses neural networks to extract from neuroimaging data features that are relevant for predicting Alzheimer’s Disease (AD) for subsequent relation to genetics. The neuroimaging-genetic pipeline we propose is comprised of image processing, neuroimaging feature extraction and genetic association steps. We present a neural network classifier for extracting neuroimaging features that are related with the disease. The proposed method is data-driven and requires no expert a priori selection of regions of interest. We further propose a spatial multivariate regression to relate the extracted features to genetics.
Date and Time
-
Language of Oral Presentation
English
Language of Visual Aids
English

Speaker

Edit Name Primary Affiliation
Farouk Nathoo University of Victoria