Table 2: Comparison between caliper ( ) and algorithm ( ) made diameter measurements for the laboratory test objects.

ObjectType [mm] (±0.5 mm) [mm]

1Hypoechoic4.03.9 ± 0.2
8Hyperechoic9.08.8 ± 0.2
2Hypoechoic12.012.4 ± 0.2
7Hyperechoic14.214.0 ± 0.3
3Hypoechoic24.024.3 ± 0.6
6Hyperechoic23.223.4 ± 0.2
4Hypoechoic37.537.4 ± 0.2
5Hyperechoic39.038.9 ± 0.2