Index: /issm/workshop/2012/Talks/09_PIG_Application/runme.m
===================================================================
--- /issm/workshop/2012/Talks/09_PIG_Application/runme.m	(revision 14114)
+++ /issm/workshop/2012/Talks/09_PIG_Application/runme.m	(revision 14115)
@@ -39,4 +39,5 @@
 	vy_obs=InterpFromGridToMesh(x,y,flipud(vy'),md.mesh.x,md.mesh.y,0);
 	vel_obs=sqrt(vx_obs.^2+vy_obs.^2);
+	clear vx vy;
 
 	% Adapt the mesh to minimize error in velocity interpolation
@@ -65,4 +66,5 @@
 	%interpolate onto our mesh vertices
 	gridoniceshelf=double(~InterpFromGridToMesh(x1,y1,thkmask',md.mesh.x,md.mesh.y,0));
+	clear thkmask;
 
 	%transfer to our mesh elements