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Table 7 Error measure ED2 for the four inverse algorithms, with regularization, under four different noise levels: 25 dB, 15 dB, 10 dB and 5 dB. Each cell value gives the mean and standard deviation.

From: Review on solving the inverse problem in EEG source analysis

  

ED2

  

Regularised

 

SNR/dB

5

10

15

25

 

Layer

    

WMN

Surface

34.79 ± 1.74

25.88 ± 1.02

17.14 ± 0.71

6.91 ± 0.23

 

Middle

35.74 ± 1.75

31.41 ± 1.87

25.6 ± 1.30

12.04 ± 0.57

 

Deep

34.72 ± 2.50

31.14 ± 2.29

25.86 ± 2.32

16.75 ± 1.70

sLORETA

Surface

1.02 ± 0.10

0.49 ± 0.08

0.11 ± 0.04

0.00 ± 0.00

 

Middle

1.62 ± 0.13

0.84 ± 0.11

0.25 ± 0.07

0.00 ± 0.00

 

Deep

1.80 ± 0.25

0.95 ± 0.16

0.39 ± 0.13

0.00 ± 0.00

LORETA

Surface

6.33 ± 0.57

4.56 ± 0.25

3.97 ± 0.16

3.66 ± 0.07

 

Middle

4.30 ± 0.46

3.16 ± 0.28

2.63 ± 0.20

1.79 ± 0.13

 

Deep

4.20 ± 0.53

2.71 ± 0.36

2.42 ± 0.33

1.67 ± 0.14

SLF

Surface

6.85 ± 0.46

5.79 ± 0.44

4.82 ± 0.31

3.52 ± 0.20

 

Middle

5.92 ± 0.65

5.38 ± 0.58

4.58 ± 0.46

3.01 ± 0.22

 

Deep

5.25 ± 0.84

5.03 ± 0.75

4.44 ± 0.75

2.27 ± 0.42