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Author : tawny-fly | Published Date : 2016-03-10

Cortical Quality Check Lianne Schmaal ENIGMA MDD Remarks from sites Difficult to judge whether the quality of the cortical parcellations are ok Exclusion

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Cortical Quality Check Lianne Schmaal ENIGMA MDD Remarks from sites Difficult to judge whether the quality of the cortical parcellations are ok Exclusion of bad regions becomes arbitrary. Martin Styner. UNC - Departments of Computer Science and Psychiatry. NIRAL, UNC IDDRC. Guido . Gerig. , . Ipek. . Oguz. , Josh Cates, . Clement . Vachet. , Cedric Mathieu, Marc . Niethammer. Motivation Neuroimaging. Overview. , . Limitations. , . pitfalls, etc. . etc.. Neuroimaging. Neuroimaging includes the use of various techniques to either directly or indirectly image the structure or function of the brain.. . FreeSurfer Users. What is Unix/Linux?. An operating system (like Windows and OS X) . Linux is the free, modifiable, and redistributable version of Unix . Why use it?. What is Unix/Linux?. An operating system (like Windows and OS X) . Introduction . to . Unix for . FreeSurfer Users. Navigating directories. Listing directory contents. Creating new directories and text files. Copying and moving . files. Setting . up environment variables specific to FreeSurfer. . Regions-of-Interest (ROIs). freesurfer.net. 1. Outline. Subcortical Segmentation. Cortical . Parcellation. WM Segmentation. Preparation/Analysis of Stats. 2. . FreeSurfer. ROI Terminology. ROI = Region Of Interest . Check. . Lianne. . Schmaal. – ENIGMA MDD. Remarks from sites:. Difficult to . judge whether the quality of the. cortical . parcellations. are . ok. Exclusion of bad regions becomes arbitrary. . 1. What can we do with . FreeSurfer. ?. measure volume of cortical or subcortical structures. compute thickness (locally) of the cortical sheet. study differences of populations (diseased, control). Outline. Motivation. GLM: General Linear Model. Theory. Hypothesis. GLM with . FreeSurfer. Modeling. Command-line Stream. Motivation. Model patterns of interactions and associations between groups.

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