round on aiareaopen

matlab/+Segment/aiAreaOpen.m

@@ -4,6 +4,7 @@ if ~is3D(bw)
     % 2d - use pi*r^2 approximation
     radius=min_radius_pixels(1);
     area = radius^2 * pi;
+    area=round(area);
     bw=bwareaopen(bw,area);
     return;
 end