Research Article

The SSVEP-Based BCI Text Input System Using Entropy Encoding Algorithm

Table 3

The encoding results of EEA_D.

LetterCodeLetterCodeLetterCode

A2211W3333s20
B2332X1012210t02
C2213Y01123u012
D3313Z1012211v330
E3312a03w222
F01122b231x3331
G10120c010y220
H3330d32z10123
I2321e000332
J10121f10010110
K23203g10321010
L01120h3032330
M2212i1342323
N2322j2320050113
O01121k011162333
P3311l3173332
Q101223m01382331
R3310n1292210
S1013o11?101222
T1011p102!1012212
U23201q23202,223
V101220r21.230