Enhancing Countries’ Fitness with Recommender Systems on the International Trade Network

Figure 6

Difference of fitness resulting from following recommendation of HeatS and real evolution. The countries are sorted according to their fitness value, country 0 being the one with the highest average fitness. Each bar represents a country. The recommendation is performed at year for year , with ranging from year 2001 to 2010. 143 countries of the 181 countries would see their fitness improve by following the recommendation of HeatS.