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

Table 2

Summary of simulation results.

Knots	Oscillation		GCV
1	1	0.033	3.112
	2	1.715	3.142
	3	0.967	3.116
2	1	0.033	3.197
	2	1.800	3.209
	3	0.950	3.158
3	1	0.001	3.452
	2	0.100	3.471
	3	0.001	3.441