Table 7 Wilcoxon rank sum test for equal medians values for Class 0–1 and Class 2 with manual and automatic thresholding methods. H0 : μClass0 − 1 = μClass2
From: Quantitative evaluation of binary digital region asymmetry with application to skin lesion detection
Algorithm/Thresholding method | H 0 | p-value | Cohen’s d |
|---|---|---|---|
Asymmetry_NEF/Manual | 0 (Rejected) | 0.01 | −0.408 |
Asymmetry_NEF/Automatic | 0 (Rejected) | < 0.001 | −0.828 |
Irregularity index/Manual | 0 (Rejected) | 0.8772 | −0.486 |
Irregularity index/Automatic | 0 (Rejected) | 0.2157 | −0.414 |
Asymmetry index/Manual | 1 (Accepted) | < 0.001 | −1.084 |
Asymmetry index/Automatic | 1 (Accepted) | 0.0325 | −0.24 |
SFA/Manual | 1 (Accepted) | 0.0086 | −0.45 |
SFA/Automatic | 1 (Accepted) | 0.0247 | −0.435 |
Asymmetry_Ref/Manual | 0 (Rejected) | 0.9678 | −0.051 |
Asymmetry_Ref/Automatic | 0 (Rejected) | 0.6388 | −0.128 |