Table 8:

The comparison of prediction performance. The prediction performance was reported in terms of the root-mean-squared error (RMSE) and correlation coefficients (r) between actual and predicted scores. The values were reported as format of mean ± standard deviation (std).

Methods		fold1	fold2	fold3	fold4	fold5	Mean ± std
MTS2CCA	r	0.183	0.350	0.417	0.260	0.252	0.292±0.092
	RMSE	3.105	2.490	2.828	2.492	2.355	2.654±0.307
MTGSCCA	r	0.044	0.243	0.352	0.196	0.237	0.214±0.111
	RMSE	3.193	2.575	2.913	2.527	2.388	2.719±0.328
MTSCCA	r	−0.088	0.256	0.350	0.176	0.174	0.174±0.163
	RMSE	3.322	2.567	2.913	2.536	2.484	2.764±0.355
JCBSCCA	r	0.102	0.166	0.354	0.270	0.165	0.212±0.100
	RMSE	3.122	2.616	2.982	2.481	2.454	2.731±0.303
TCCA	r	0.307	0.290	0.079	0.091	0.217	0.197±0.108
	RMSE	3.043	2.593	3.099	2.568	2.369	2.734±0.320
SCCA	r	−0.151	0.155	0.130	0.210	0.037	0.076±0.141
	RMSE	3.304	2.621	3.153	2.524	2.557	2.832±0.368
DCL	r	0.166	0.369	0.334	0.285	0.217	0.274±0.083
	RMSE	3.471	2.615	3.317	2.623	2.344	2.874±0.491