Search found 2 matches

by Luciano
Sat Oct 14, 2017 8:02 pm
Forum: Boxes
Topic: Graz visualization Box with 4 classes
Replies: 6
Views: 8367

Question Regarding the Graz visualization Box

Hello,

I need to have a scenario on openvibe similar to "mi-csp-1-acquisition", but with 4 classes (both hands and both feet).

How can I'm modification the "Graz Motor Imagery BCI Stimulator" box or write the script .lua on "Lua Stimulator" box?

Thanks!!!
by Luciano
Sun Sep 03, 2017 7:47 pm
Forum: Scenarios and BCI design
Topic: Problem with xDAWN spatial filter
Replies: 1
Views: 2702

Problem with xDAWN spatial filter

Hi!!! I'm using the Cognionics HD 72 to acquisition with 8 electrodes, but I do not manage to train the filter; I obtain a warning saying : " <Box algorithm::xDAWN Spatial Filter Trainer> Generalized eigen vector decomposition failed..." I converted the archive (ov2csv) to see the columns. Which col...