Table 3. Stage-by-stage performance.

Stage	Mother- Child	Father-Child	Sibling	Twin	Partner
Initial Training	P:0.90	P:0.87	P:0.90	P:0.98	P:0.88
	R:0.83	R:0.87	R:0.91	R:0.98	R:0.82
	F1:0.86	F1:0.87	F1:0.90	F1:0.98	F1:0.85
Features Removal	P:0.85	P:0.84	P:0.93	P:0.98	P:0.90
	R:0.77	R:0.90	R:0.96	R:0.99	R:0.87
	F1:0.81	F1:0.87	F1:0.94	F1:0.98	F1:0.88
Feature Engineering	P:0.94	P:0.95	P:0.94	P:0.99	P:0.93
	R:0.95	R:0.98	R:0.93	R:0.99	R:0.95
	F1:0.94	F1:0.96	F1:0.94	F1:0.99	F1:0.94
Training-Data Refinement	P:0.97	P:0.98	P:0.98	P:1.00	P:0.92
	R:0.98	R:0.98	R:0.97	R:1.00	R:0.97
	F1:0.97	F1:0.98	F1:0.98	F1:1.00	F1:0.94