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. Author manuscript; available in PMC: 2018 Dec 1.
Published in final edited form as: Stat Biosci. 2016 Nov 29;9(2):676–691. doi: 10.1007/s12561-016-9184-6

Table 4.

MSE for the interactions only

Dir. lasso SHIM Lasso Res. lasso Full
n=100, cor=0
Model 1 0.005 0.061 0.066 0.066 0.067
Model 2 0.032 0.035 0.047 0.067 0.071
Model 3 0.039 0.058 0.034 0.061 0.070
Model 4 0.014 0.018 0.025 0.043 0.067
Model 5 0.003 0.002 0.009 0.028 0.067
Model 6 0.025 0.062 0.046 0.069 0.070
Model 7 0.011 0.023 0.038 0.062 0.070
Model 8 0.006 0.032 0.046 0.126 0.188
n=75, cor=0
Model 1 0.007 0.095 0.109 0.112 0.121
Model 2 0.052 0.051 0.073 0.098 0.117
Model 3 0.069 0.082 0.046 0.089 0.119
n=500, cor=0
Model 1 0.002 0.009 0.009 0.009 0.009
Model 2 0.004 0.006 0.006 0.008 0.009
Model 3 0.005 0.006 0.005 0.008 0.009
Model 8 0.001 0.004 0.005 0.009 0.009
n=500, cor=0.3
Model 1 0.002 0.011 0.012 0.012 0.012
Model 2 0.007 0.008 0.008 0.012 0.013
Model 3 0.007 0.008 0.005 0.010 0.012