Opinion Polarization during a Dichotomous Electoral Process

Figure 9

Evolution of the percentage of mentions (top) and the heterogeneity index, σ, (bottom) for the retweet networks starting on December 11th until day D of 2017 Chilean Presidential elections. In top panel, the dotted line corresponding to the electoral campaign period 11-17 December 2017 without taking into account the users who only participate on the voting day.