Table 2.

The model parameters for each cluster.

Parameters	Cluster 1 (315)	Cluster 2 (233)	Cluster 3 (17)	Cluster 4 (53)	Cluster 5 (228)
α k	−1.1543	−1.7033	−0.6612	−0.5111	−1.8483
ω k	9.8108	9.8673	7.1631	7.0517	8.736
a k	0.0234	0.2675	1.0948	0.0024	0.4427
b k	0.1389	0.033	−1.2261	0.1248	−0.6807
c k	−0.1287	0.1422	0.3353	0.5748	−0.3738
d k	0.1383	−0.1372	−0.2723	−0.6011	0.3946