4 ms·
There are some devices like a P300 speller: http://openvibe.inria.fr/p300-speller-xdawn/ http://openvibe.inria.fr/p300-speller-xdawn/ But the big trouble is th
by chrisfosterelli 8y ago
There are some devices like a P300 speller: http://openvibe.inria.fr/p300-speller-xdawn/ http://openvibe.inria.fr/p300-speller-xdawn/
But the big trouble is that external EEG signals must diffuse through the skull and it adds a non-trivial amount of noise. So these style of fine-tuned readings in the original link can be difficult to achieve with high accuracy.