TABLE 3.

Correlation matrix of descriptors by the HM.

Descriptor	FFP	MTI	MEE	RNO	HDH	HTZ	CHZ
FFP		0.32	0.13	0.09	0.66	0.02	0.54
MTI			0.00	0.04	0.58	0.35	0.04
MEE				−0.09	0.12	−0.00	0.02
RNO					0.13	0.17	−0.43
HDH						0.47	0.19
HTZ							−0.46
CHZ