Pattern classification - Brain Research Imaging Centre Edinburgh
Pattern classification - Brain Research Imaging Centre Edinburgh
Pattern classification - Brain Research Imaging Centre Edinburgh
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Feature selection<br />
• 1 sample image<br />
1 predicted value<br />
• use ALL the voxels<br />
NO thresholding of weight allowed!<br />
Feature selection:<br />
• a priori mask<br />
• a priori ‘filtering’<br />
• recursive feature elimination/addition<br />
nested cross-validation<br />
(MUST be independent from test data!)