Small fix when mismatch between numLab and size(LabOcc)

fuse.m

@@ -13,7 +13,13 @@ elseif isempty(VisSet)
     return
 end
 
-numLab = numel(LabVis);
+numLab = max(numel(LabVis),numel(LabVis));
+OffVis(end+1:numLab) = deal({[]});
+OffOcc(end+1:numLab) = deal({[]});
+ColVis(end+1:numLab) = deal({[]});
+ColOcc(end+1:numLab) = deal({[]});
+LabVis(end+1:numLab) = deal({[]});
+LabOcc(end+1:numLab) = deal({[]});
 
 for lab = 1:numLab
     LabVis{lab}(LabVis{lab}==0) = nan;