help > Error in CONN ICA-Networks - Summary
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May 13, 2020  04:05 AM | max__fmri_
Error in CONN ICA-Networks - Summary
Dear CONN experts,

if I want to have a look at the ICA "Summary" in the CONN Gui results section I encounter the following error:

ERROR DESCRIPTION:

Error using matlab.graphics.chart.primitive.Line/set
Complex values are not supported.
Error in conn_menu (line 871)
for n1=1:size(title,2),set(position.h4(n1),'xdata',(1:size(title,1))','ydata',title(:,n1),'zdata',titleraw(:,n1),'linestyle','-','color',colors(1+mod(n1,size(colors,1)),:),'tag','plot',markers{:});end
Error in conn_icaexplore/conn_icaexplore_update (line 195)
conn_menu('update',ht5,x);
Error in conn_icaexplore (line 103)
conn_icaexplore_update([1 1 1]);
Error in conn (line 7908)
conn_icaexplore;
Error in conn_menumanager (line 120)
feval(CONN_MM.MENU{n0}.callback{n1}{1},CONN_MM.MENU{n0}.callback{n1}{2:end});
CONN18.b
SPM12
Matlab v.2018a
project: CONN18.


I get this error both with the Version 18.b and the most recent Version Conn19. I don't get any errors in other results sections.
Since I want to create ROI's from ICA networks, I need this GUI function of CONN - do you have any ideas how to solve this issue?

Thank you very much!

Max
May 13, 2020  02:05 PM | Alfonso Nieto-Castanon - Boston University
RE: Error in CONN ICA-Networks - Summary
Dear Max,

That is strange, it seems to indicate that the ICA timeseries contain complex values, perhaps this results from an underdetermined component model (e.g. if you are trying to extract more components than the total number of samples / degrees of freedom, which is rather unlikely unless working with single-subject and relatively short scans...) In any way, if you could perhaps send me the ICA.Timeseries.mat (in your conn_*/resuts/firstlevel/V2V*/ folder) that may help me better determine the issue here.

Best
Alfonso

Originally posted by max__fmri_:
Dear CONN experts,

if I want to have a look at the ICA "Summary" in the CONN Gui results section I encounter the following error:

ERROR DESCRIPTION:

Error using matlab.graphics.chart.primitive.Line/set
Complex values are not supported.
Error in conn_menu (line 871)
for n1=1:size(title,2),set(position.h4(n1),'xdata',(1:size(title,1))','ydata',title(:,n1),'zdata',titleraw(:,n1),'linestyle','-','color',colors(1+mod(n1,size(colors,1)),:),'tag','plot',markers{:});end
Error in conn_icaexplore/conn_icaexplore_update (line 195)
conn_menu('update',ht5,x);
Error in conn_icaexplore (line 103)
conn_icaexplore_update([1 1 1]);
Error in conn (line 7908)
conn_icaexplore;
Error in conn_menumanager (line 120)
feval(CONN_MM.MENU{n0}.callback{n1}{1},CONN_MM.MENU{n0}.callback{n1}{2:end});
CONN18.b
SPM12
Matlab v.2018a
project: CONN18.


I get this error both with the Version 18.b and the most recent Version Conn19. I don't get any errors in other results sections.
Since I want to create ROI's from ICA networks, I need this GUI function of CONN - do you have any ideas how to solve this issue?

Thank you very much!

Max
May 13, 2020  07:05 PM | max__fmri_
RE: Error in CONN ICA-Networks - Summary
SOLVED

Dear Alfonso,

thanks for your fast and helpful comment - like always.

Reducing the number of ICA's to a reasonable number solved the problem.


Perfect!

Best wishes,

Max