Nonparametric Regression Model for Longitudinal Data with Mixed Truncated Spline and Fourier Series

Table 3

Summary of case study results.

Knots	Oscillation		GCV
1	1	1.250	0.239
	2	0.030	0.250
	3	0.100	0.321
2	1	0.065	0.259
	2	0.025	0.261
	3	0.975	0.266
3	1	0.025	0.259
	2	0.025	0.261
	3	1.150	0.266