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We learned a lot with Brainhack, but there is still much to explore
500 trials in 5 blocks of 5 minutes each: 30 minutes task
75%
25%
Press a button when you see color
The crosscorrelation starts at 0.5 in average and ends at 0.54
The target with itself has a crosscorelation > 0.9
We need an improvement of 0.3~0.4
Difference in the cross correlation between the first training and the last training
Subject 1
Subject 50
6 Sessions: 2 hours each
200 times
for 5 categories
Hackers:
Aaron Baker
Aira Domingo
Channel 30
41 out of 50 correctly classified!
30 Channels per each of the 6 categories for a total of 180 votes
Final vote: 1
Frequencies:
Subject 1: 8 votes
Subject 43: 4 votes
Subject 5: 2 votes
Subject 3: 2 votes
For fingerprints:
For Brainprint: ?
Can we combine different
sources of information?
Brainhack: Is there still a hope for brainwave biometrics?
Maria Virginia Ruiz-Blondet
1
16
11
µV
4
Accuracy
V1
P300
Sarah Laszlo
Kenneth Kurtz
Zhanpeng Jin
Mallory Stites
Liz Sacchi
The people at Modeling Meeting
Our wonderful RAs!
50
P300
?
Thursday, September 23, 2015
Subject 1