www.gusucode.com > stats 源码程序 matlab案例代码 > stats/DropLevelsFromAnOrdinalArrayExample.m
%% Drop Levels From an Ordinal Array %% % Bin patient ages into ordinal levels corresponding to 10-year intervals. % Copyright 2015 The MathWorks, Inc. load hospital edges = 0:10:100; labels = strcat(num2str((0:10:90)','%d'),{'s'}); A = ordinal(hospital.Age,labels,[],edges); getlabels(A) %% % Drop any levels that have no patients in them. A = droplevels(A); getlabels(A)