Table 3.

Performance of the ML model compared with biophysical model and EM groundtruth in terms of mean values and group metrics.

	Method
Metric	EM groundtruth	Biophysical	ML
Genu (% error in mean)	-	7.83% $\pm$ 3.53%	4.32% $\pm$ 4.86%
Body (% error in mean)	-	6.09% $\pm$ 2.10%	2.79% $\pm$ 2.73%
Splenium (% error in mean)	-	3.06% $\pm$ 1.41%	3.02% $\pm$ 2.30%
Genu effect size	4.01	1.60	1.76 $\pm$ 1.23
Body effect size	2.44	3.71	3.02 $\pm$ 3.19
Splenium effect size	-0.45	-0.26	-0.39 $\pm$ -0.29