Table 4.

Results of applying growth evaluation algorithm to an outdoor image.

Size (pixel)	Object number	Measured diameter (mm)	Predicted diameter (mm)	Error (mm)	Error rate (%)
Small (0–22 × 22)	4	25.17	20.67	4.50	17.88
	19	29.76	27.41	2.35	7.90
	20	27.31	23.47	3.84	14.06
	24	27.64	25.92	1.72	6.22
	27	30.44	27.33	3.11	10.22
	Average	28.06	24.96	3.10	11.26
Medium (22 × 22–34 × 34)	1	25.58	26.44	0.86	3.36
	2	22.40	20.32	2.08	9.29
	3	27.55	23.30	4.25	15.43
	5	28.02	24.38	3.64	13.00
	12	29.28	30.91	1.63	5.57
	14	24.20	23.95	0.25	1.03
	15	27.00	24.04	2.96	10.96
	16	27.27	25.45	1.82	6.67
	17	29.07	26.65	2.42	8.32
	26	27.61	27.40	0.21	0.76
	Average	26.80	25.28	2.01	7.44
Large (34 × 34–)	6	31.40	28.15	3.25	10.35
	7	31.62	31.86	0.24	0.76
	8	28.28	27.07	1.21	4.28
	9	31.75	27.57	4.18	13.17
	10	25.64	26.35	0.71	2.77
	Average	29.74	28.20	1.92	6.27