PT_OK_UNDECIDABLE

A scoring flag indicating that both "ico" (CRN) and "rc" (BN) properties are valid and thus the person type cannot be determined.

PT_NOK_UNDECIDABLE

A scoring flag indicating that both "ico" (CRN) and "rc" (BN) properties are of the same quality level (class) and not valid and thus the person type cannot be found out.

PT_NOK_DECIDABLE

A scoring flag indicating that neither the "ico" (CRN) nor "rc" (BN) property is valid, however, one of them is of higher quality and therefore the person type has been determined.

PT_BOTH_NULL

A scoring flag indicating that both "ico" (CRN) and "rc" (BN) properties are null.

PT_CONFLICT

A scoring flag indicating that the input and computed person types are different.