%GETNLAB Get numeric labels%%    [NLAB,LABLIST] = GETNLAB(A)%% The numeric labels of the dataset A are returned in NLAB.% These are pointers to the list of labels LABLIST, so LABLIST(NLAB(i))% is the label of object i. Note, however, that unlabeled objects or% objects with a special label indication to be set by the user, may have% numeric labels NLAB <= 0. Note also that for labels of type 'targets'% the numeric labels NLAB are all set to 0.