Re: [HCP-Users] How to draw points on the brain surface

2015-12-23 Thread David Van Essen
Hi Hongquan, John clearly explained how to convert caret foci files to fociproj and then import them into wb. Regarding the 4 rfMRI datasets per subjects, these are each 15min scans, giving a total of 1 hr, with 2 runs in each RL or LR phase encoding direction. See the Data Release manual for

Re: [HCP-Users] How to draw points on the brain surface

2015-12-23 Thread John Harwell
A foci file from Caret5 cannot be imported into wb_view but one can convert the foci file to a foci projection file and import the foci projection file. In Caret5: * Load your foci file and the surface(s) on which you created your foci. * Select Layers Menu->Foci->Project Fiducial Foci * In the F

Re: [HCP-Users] How to draw points on the brain surface

2015-12-22 Thread #LONG HONGQUAN#
Hi David and Tim, Thank you for your help! I have tried to create .foci manually on the wb_view and it looks great. Also, as you suggested, I am trying to use Caret with greater capabilities but have encountered another problem. After I created a .foci file using Caret, I am not able to import

Re: [HCP-Users] How to draw points on the brain surface

2015-12-08 Thread David Van Essen
Hi Hongquan, Based on your description, I think foci files may be the best fit for your needs. Tim is correct that foci have to date been more extensively used in Caret than in Workbench and that there aren’t yet a lot of wb_command tools for manipulating foci (but there are a few listed in wb

Re: [HCP-Users] How to draw points on the brain surface

2015-12-08 Thread Timothy Coalson
Consider this command: http://www.humanconnectome.org/software/workbench-command.php?function=-surface-closest-vertex You can draw ROIs around the identified vertices on the surface with this command: http://www.humanconnectome.org/software/workbench-command.php?function=-surface-geodesic-rois

[HCP-Users] How to draw points on the brain surface

2015-12-08 Thread #LONG HONGQUAN#
Hi HCP team, I am new using HCP dataset and the workbench. I have been struggling for a while for drawing points on the brain, and now I would like to seek for help from experienced users. I have some points in MNI coordinates(XYZ, radius = 10mm, can be transformed to IJK), some are cortical poi