public static CharacterStateMatrix<BinaryStates> createMatrixOfSecondaryFeatureBinaryDomainCombinationPresenceOrAbsence( final List<GenomeWideCombinableDomains> gwcd_list,
final Map<String, String> domain_id_to_second_features_map ) {
if ( gwcd_list.isEmpty() ) {
public static CharacterStateMatrix<BinaryStates> createMatrixOfSecondaryFeatureBinaryDomainCombinationPresenceOrAbsence( final List<GenomeWideCombinableDomains> gwcd_list,
final Map<String, String> domain_id_to_second_features_map ) {
if ( gwcd_list.isEmpty() ) {