Fig. 13

The networks are better seen zoomed from the bigger version available in Additional file 1 : Appendix. From Koizumi1 (a) to Noda (i), the networks with the Louvain communities highlighted – red and blue links depending on the PM’s and OL’s affiliation (respectively DPJ and LDP) – purple links if both figure belong to the same community – grey links are out of these communities. The size of a node represents its centrality, nothing encode the size/color of an edge