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Table 2. 
DCM Parameter Estimates of Modulatory Connections during Position Perception Task
Connection TypeLeftRight
MeanSDMeanSD
Position Perception: Before Practice 
V1V2 → FG 0.96 0.08 1.15 0.09 
V1V2 → SPL 1.01 0.07 0.9 0.08 
FG → V1V2 −0.15 0.07 −0.13 0.07 
SPL → V1V2 −0.5 0.07 −0.81 0.07 
FG → SPL −0.29 0.05 0.15 0.06 
SPL → FG −0.37 0.04 −0.39 0.04 
  
Position Perception: After Practice 
V1V2 → FG 0.86 0.09 0.83 0.08 
V1V2 → SPL 1.08 0.09 1.03 0.09 
FG → V1V2 −0.002 0.09 −0.15 0.07 
SPL → V1V2 −0.52 0.08 −0.36 0.05 
FG → SPL −0.21 0.07 −0.14 0.05 
SPL → FG −0.3 0.05 −0.39 0.05 
Connection TypeLeftRight
MeanSDMeanSD
Position Perception: Before Practice 
V1V2 → FG 0.96 0.08 1.15 0.09 
V1V2 → SPL 1.01 0.07 0.9 0.08 
FG → V1V2 −0.15 0.07 −0.13 0.07 
SPL → V1V2 −0.5 0.07 −0.81 0.07 
FG → SPL −0.29 0.05 0.15 0.06 
SPL → FG −0.37 0.04 −0.39 0.04 
  
Position Perception: After Practice 
V1V2 → FG 0.86 0.09 0.83 0.08 
V1V2 → SPL 1.08 0.09 1.03 0.09 
FG → V1V2 −0.002 0.09 −0.15 0.07 
SPL → V1V2 −0.52 0.08 −0.36 0.05 
FG → SPL −0.21 0.07 −0.14 0.05 
SPL → FG −0.3 0.05 −0.39 0.05 

V1V2 = primary and secondary visual cortex.

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