Table 4.

Clusters Centroids (the centroids have been computed also for the three groups of fuzzy units).

	Time Window	Cluster 1	Cluster 2	Fuzzy units clusters 1–2	Fuzzy units clusters 1-Noise	Fuzzy units clusters 2-Noise
${\varphi }_1$	First	0.025	0.031	0.005	0.008	0.006
${\varphi }_2$		−0.077	−0.130	−0.106	−0.103	−0.152
${\psi }_0$		1.450	0.680	1.072	2.127	−0.019
${\varphi }_1$	Second	0.023	0.027	0.022	0.033	0.016
${\varphi }_2$		−0.082	−0.147	−0.119	−0.034	−0.150
${\psi }_0$		1.355	0.545	0.979	2.037	−0.097
${\varphi }_1$	Third	0.027	0.025	0.030	0.003	0.021
${\varphi }_2$		−0.087	−0.122	−0.071	−0.108	−0.156
${\psi }_0$		1.408	0.593	1.018	2.097	−0.074
${\varphi }_1$	Fourth	0.027	0.016	0.016	−0.009	0.022
${\varphi }_2$		−0.084	−0.143	−0.093	−0.097	−0.148
${\psi }_0$		1.334	0.557	0.954	2.053	−0.147
${\varphi }_1$	Whole	0.031	0.021	0.034	0.018	0.017
${\varphi }_2$		−0.078	−0.130	−0.087	−0.072	−0.145
${\psi }_0$		1.355	0.604	0.975	2.046	−0.064