. 2022 Jul 13;11(14):2086. doi: 10.3390/foods11142086

Table 5.

Performance metrics (R² and RMSE) of the models for predicting TSS of strawberry fruits during the testing and training period. The values in italics indicate the best results in each model among the three colour spaces.

Model Name	Dataset	Training		Testing
Model Name	Dataset	R²	RMSE	R²	RMSE
MLR	RGB	0.768	0.532	0.736	0.570
	HSV	0.821	0.463	0.763	0.540
	HSL	0.808	0.479	0.756	0.547
SVM-R	RGB	0.819	0.481	0.751	0.554
	HSV	0.841	0.437	0.792	0.506
	HSL	0.833	0.447	0.784	0.515