Re: [Freesurfer] paradigm ill-conditioned

2005-08-24 Thread Doug Greve
It could be caused by several things, but in this case I think the problem is with the mc-parameters as you suggest. fsfast orthogonalizes the parameters and then uses the top three, but it may be the case that the 3rd is badly conditioned, but I've never seen that. You can include the top 2

[Freesurfer] paradigm ill-conditioned

2005-08-24 Thread Hans Op de Beeck
Hi all, When I run selxavg-sess, I sometimes get the following error message at the beginning of the algorithm (right after I get the Residual Error Estimation): ERROR: paradigm is ill-conditioned (1.17293e+07) Check your paradigm file for file for periodicities My paradigm is fairly simple