*Vertices 4
1 "CommunAcm" 0.0 0.0 0.0 x_fact 2.906209 y_fact 28.005284
2 "IeeeSoftware" 0.0 0.0 0.0 x_fact 6.869221 y_fact 19.550859
3 "IeeeTSoftwareEng" 0.0 0.0 0.0 x_fact 14.795244 y_fact 41.083223
4 "JSoftwMaintEvolR" 0.0 0.0 0.0 x_fact 8.718626 y_fact 11.360634
*Matrix 
0.000000 0.312497 0.274199 0.213919 
0.312497 0.000000 0.525117 0.422083 
0.274199 0.525117 0.000000 0.952719 
0.213919 0.422083 0.952719 0.000000