Ormerod, Paul; Rosewell, Bridget; Phelps, Peter - 2009
solutions of the fuzzy clustering algorithm
Cluster
Description Inflation Unemployment Observations
Steady 0.9 5.1 85
Weak ‐1.7 14.2 17
Disruption 6.7 5.8 37 … data belong to this cluster and it has been labelled ‘disruption’. Years with high
membership … observation in the US 1871‐2009.
Figure 2: Fuzzy cluster membership of each year in the US 1871‐2009 of the three clusters, ‘steady’,
‘weak’ and ‘disruption …