Table 2.

Summary of test results in terms of local radius and equivalent radius computation based on Matlab and manual analysis of local morphology.

	Local Radius (R): mm					Equivalent Radius (R*): mm
	Position	Mean	Stdev	Max	Min	Mean	Stdev	Max	Min
Matlab	Bottom	0.46	0.22	1.34	0.11	0.2	0.09	0.54	0.07
	Top	0.44	0.25	1.49	0.09
Manual	Bottom	0.42	0.12	0.94	0.16	0.2	0.04	0.33	0.11
	Top	0.41	0.12	0.83	0.17