An Efficient Kernel Learning Algorithm for Semisupervised Regression Problems

Table 2

On test set obtaining best accuracy for Boston housing.

Method/sample Size	( = 300, = 30)	( = 350, = 40)	( = 426, = 50)
SKM	1.774 ± 0.0931	1.712 ± 0.0835	1.675 ± 0.0733
UKM	1.785 ± 0.851	1.684 ± 0.737	1.633 ± 0.841
SEKM	1.764 ± 0.851	1.705 ± 0.752	1.625 ± 0.804