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Table 1 FG and MOG dipole sources of N170 responses to face images at each angle of image rotation.

From: From upright to upside-down presentation: A spatio-temporal ERP study of the parametric effect of rotation on face and house processing

        

Grand-average ERP

Individual ERP (n= 15)

Orientations

FG Dipole

MOG Dipole

Time interval

%RV

Time interval

%RV (1 SEM)

  

x

y

z

x

z

Y

    

Upright

Ta

± 39

-58

-7

± 28

-78

17

161–191 ms

1.47

155–185 ms

7.86 (1.5)

 

MNI

± 40

-59

-12

± 28

-81

14

    

22.5°

Tal

_

_

_

± 26

-78

15

164–194 ms

1.386

161–191 ms

6.95 (1.39)

 

MNI

   

± 26

-81

12

    

45°

Tal

_

_

_

± 28

-77

7

166–196 ms

1.448

166–196 ms

6.02 (1.46)

 

MNI

   

± 28

-80

3

    

67.5°

Tal

_

_

_

± 33

-78

8

169–199 ms

0.971

169–198 ms

6.8 (1.98)

 

MNI

   

± 33

-81

4

    

90°

Tal

_

_

_

± 38

-76

2

169–199 ms

1.139

172–202 ms

5.31 (1.03)

 

MNI

   

± 38

-78

-2

    

112.5°

Tal

_

_

_

± 28

-76

9

172–202 ms

0.941

172–202 ms

6.06 (1.67)

 

MNI

   

± 28

-79

6

    

157.5°

Tal

_

_

_

± 31

-78

9

172–202 ms

1.072

170–200 ms

5.02 (0.92)

 

MNI

   

± 31

-81

6

    

Down

Tal

_

_

_

± 29

-78

10

172–202 ms

1.034

169–199 ms

5.92 (1.18)

 

MNI

   

± 29

-81

7

    
  1. Localization in the x, y, z Talairach (Tal) and MNI coordinates (mm) of left and right dipoles, i.e., Dipole 1 located in the fusiform gyrus (FG) and Dipole 2 in the middle occipital gyrus (MOG), the time-interval for the dipole fit and the resulting residual variance (% RV) for the grand-averaged and for the individual ERP data are displayed for each face rotation condition. For the individual ERP data, we report the average time-intervals used for the dipole fit and the statistical mean of residual variance (+ 1 SEM) obtained for each face rotation condition. Note that Dipole 1's location remained stable as we restrained its location across rotation conditions, while relaxing that of Dipole 2.