*Vertices 4
1 "CommunAcm" 0.0 0.0 0.0 x_fact 2.258727 y_fact 41.273101
2 "HumComputInteract" 0.0 0.0 0.0 x_fact 3.901437 y_fact 9.445585
3 "IntJHumComputSt" 0.0 0.0 0.0 x_fact 22.792608 y_fact 36.755647
4 "PersUbiquitComput" 0.0 0.0 0.0 x_fact 7.392197 y_fact 12.525667
*Matrix 
0.000000 0.274070 0.455010 0.374057 
0.274070 0.000000 0.672991 0.492945 
0.455010 0.672991 0.000000 0.889518 
0.374057 0.492945 0.889518 0.000000