Index: /issm/trunk-jpl/src/m/contrib/chenggong/modeldata/interpMonthlyIceMaskGreene.m
===================================================================
--- /issm/trunk-jpl/src/m/contrib/chenggong/modeldata/interpMonthlyIceMaskGreene.m	(revision 28025)
+++ /issm/trunk-jpl/src/m/contrib/chenggong/modeldata/interpMonthlyIceMaskGreene.m	(revision 28026)
@@ -45,6 +45,6 @@
 
 % get time index
-idt_min = max(find(t<=time(1), 1, 'last'), 1);
-idt_max = min(find(t>=time(end), 1, 'first'), length(t));
+idt_min = max([find(t<=time(1), 1, 'last'), 1]);
+idt_max = min([find(t>=time(end), 1, 'first'), length(t)]);
 t = t(idt_min:idt_max);