Table 7.

Distances and IFSM values.

City	Measure	IFSM_me2	IFSM_me3	IFSM_mh2	IFSM_mh3	IFSM_ae2	IFSM_ae3	IFSM_ah2	IFSM_ah3
Zurich	$d^{+}$	0.047	0.064	0.029	0.054	0.218	0.233	0.207	0.260
	$d_0$	0.460	0.465	0.439	0.474	0.638	0.643	0.618	0.662
	IFSM value	0.899	0.863	0.935	0.887	0.658	0.638	0.665	0.607
Palermo	$d^{+}$	0.544	0.545	0.533	0.558	0.724	0.724	0.711	0.731
	$d_0$	0.460	0.465	0.439	0.474	0.638	0.643	0.618	0.662
	IFSM value	−0.183	−0.177	−0.214	−0.178	−0.135	−0.127	−0.152	−0.105