help > How can I visualize SPM8 results?
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Feb 12, 2014  02:02 AM | Eeksung Lee
How can I visualize SPM8 results?
I have results from SPM8 (thresholded SPM results). I'm try to visualized hdr/img files using BrainNet viewer. But, It doesn't work well. (very slow, lot of error massage, VISUALIZED ONLY VOLUME FILE(NO SURFACE))

Should I use BrainNet_spm functions?

Please give me some help for visualizing SPM8 result (just volume, I don't need node, edge information)

best,
Feb 12, 2014  04:02 AM | Mingrui Xia
RE: How can I visualize SPM8 results?
Hi,

Please first load a surface file (you need a surface to map the volume) and the SPM volume file (e.g., spmT_0001.img), then, set the colormap range in the volume panel. 

If there are error massages, please send us for analyzing. 

Best,
Mingrui
May 9, 2014  03:05 AM | Hugo Botha
RE: How can I visualize SPM8 results?
I have the same problem. I have tried all the volume templates that come with BrainNet Viewer but when I load my .hdr file it 'freezes'. Matlab says 'busy' for hours. When I Ctr+C out of it, I get different things every time, like the following:

Operation terminated by user during num2str>convertUsingRecycledSprintf (line 200)

In num2str>handleNumericPrecision (line 181)
s = convertUsingRecycledSprintf(x, precision);
In num2str (line 84)
[s, forceWidth, f] = handleNumericPrecision(x, d);
In BrainNet_Option>Initialization (line 787)
textcell{i} = ['ROI ',num2str(EC.vol.roi.drawt(i))];
In BrainNet_Option>BrainNet_Option_OpeningFcn (line 79)
Initialization(handles);
In gui_mainfcn (line 221)
feval(gui_State.gui_OpeningFcn, gui_hFigure, [], guidata(gui_hFigure), varargin{:});
In BrainNet_Option (line 52)
[varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});
In BrainNet>LoadFile_ClickedCallback (line 3223)
H=BrainNet_Option;
In gui_mainfcn (line 96)
feval(varargin{:});
In BrainNet (line 53)
gui_mainfcn(gui_State, varargin{:});
In @(hObject,eventdata)BrainNet('LoadFile_ClickedCallback',hObject,eventdata,guidata(hObject))
Interrupt while evaluating uipushtool ClickedCallback.
May 9, 2014  03:05 AM | Hugo Botha
RE: How can I visualize SPM8 results?
I have the same problem. I have tried all the volume templates that come with BrainNet Viewer but when I load my .hdr file it 'freezes'. Matlab says 'busy' for hours. When I Ctr+C out of it, I get different things every time, like the following:

Operation terminated by user during num2str>convertUsingRecycledSprintf (line 200)In num2str>handleNumericPrecision (line 181)        s = convertUsingRecycledSprintf(x, precision);In num2str (line 84)            [s, forceWidth, f] = handleNumericPrecision(x, d);In BrainNet_Option>Initialization (line 787)            textcell{i} = ['ROI ',num2str(EC.vol.roi.drawt(i))];In BrainNet_Option>BrainNet_Option_OpeningFcn (line 79)Initialization(handles);In gui_mainfcn (line 221)    feval(gui_State.gui_OpeningFcn, gui_hFigure, [], guidata(gui_hFigure), varargin{:});In BrainNet_Option (line 52)    [varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});In BrainNet>LoadFile_ClickedCallback (line 3223)    H=BrainNet_Option;In gui_mainfcn (line 96)        feval(varargin{:});In BrainNet (line 53)    gui_mainfcn(gui_State, varargin{:});In @(hObject,eventdata)BrainNet('LoadFile_ClickedCallback',hObject,eventdata,guidata(hObject)) Interrupt while evaluating uipushtool ClickedCallback.


Or:





Operation terminated by user during int2str (after line 32)In num2str (line 68)                s = int2str(x); % Enhance the performanceIn BrainNet_Option>Initialization (line 787)            textcell{i} = ['ROI ',num2str(EC.vol.roi.drawt(i))];In BrainNet_Option>BrainNet_Option_OpeningFcn (line 79)Initialization(handles);In gui_mainfcn (line 221)    feval(gui_State.gui_OpeningFcn, gui_hFigure, [], guidata(gui_hFigure), varargin{:});In BrainNet_Option (line 52)    [varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});In BrainNet>LoadFile_ClickedCallback (line 3223)    H=BrainNet_Option;In gui_mainfcn (line 96)        feval(varargin{:});In BrainNet (line 53)    gui_mainfcn(gui_State, varargin{:});In @(hObject,eventdata)BrainNet('LoadFile_ClickedCallback',hObject,eventdata,guidata(hObject)) Interrupt while evaluating uipushtool ClickedCallback.
May 9, 2014  04:05 AM | Mingrui Xia
RE: How can I visualize SPM8 results?
Hi,

Could you please send us the hdr/img files? We shall have a test.

Many thanks.

Mingrui
May 9, 2014  04:05 AM | Hugo Botha
RE: How can I visualize SPM8 results?
Emailed it to you.
May 9, 2014  05:05 AM | Mingrui Xia
RE: How can I visualize SPM8 results?
Hi, 

This issue occurs because BNV is identifying possible ROIs for ROI drawing when the option panel is initializing.  If the volume contains too many unique values (e.g. statistical maps), this would cause a long time to finish, especially when the image resolution is 1 mm. 

Could you please try the attached modified version? I have moved the ROI identifying procedure to the time when ROI drawing is enabled. 

Best,
Mingrui
May 9, 2014  11:05 AM | Hugo Botha
RE: How can I visualize SPM8 results?
Awesome, that seems to work!

Thanks so much,

Hugo