Table 2.

Accuracy of the developed digital shade-matching device using the SVM algorithm and other classification algorithms by leave-pair-out cross validation (p = 3).

Classification Method	Matching Accuracy (%)	SD
Logistic Regression	77.2	16.58
Random Forest	89.3	3.93
K-Nearest Neighbors	96.1	1.47
Support Vector Machine	96.9	1.37