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diff --git a/sourcecodes/bnt-master/KPMtools/myrand.m b/sourcecodes/bnt-master/KPMtools/myrand.m
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+function T = myrand(sizes)
+% MYRAND Like the built-in rand, except myrand(k) produces a k*1 vector instead of a k*k matrix,
+% T = myrand(sizes)
+
+if length(sizes)==0
+  warning('myrand[]');
+  T = rand(1,1);
+elseif length(sizes)==1
+  T = rand(sizes, 1);
+else
+  T = rand(sizes);
+end