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Table 3 Simulation results: prediction

From: Super-sparse principal component analyses for high-throughput genomic data

       SSPCA  
n p PCA HL LASSO EN
80 20 2.0 0.1 7.979 (0.831) 7.998 (0.837) 7.996 (0.842) 7.970 (1.116)
   0.5 0.1 2.050 (0.213) 2.057 (0.222) 2.055 (0.225) 2.088 (0.283)
50 200 2.0 0.1 7.907 (1.633) 8.242 (1.599) 8.242 (1.601) 8.149 (1.386)
   0.5 0.1 1.769 (0.362) 2.143 (0.418) 2.140 (0.414) 2.071 (0.349)
  SSPCA  
     PCA* HL LASSO EN
80 20 2.0 0.1 7.954 (1.125) 7.999 (0.849) 7.997 (0.850) 7.978 (1.115)
   0.5 0.1 2.062 (0.292) 2.057 (0.226) 2.057 (0.225) 2.088 (0.280)
50 200 2.0 0.1 7.564 (1.718) 8.243 (1.593) 8.243 (1.597) 7.928 (1.755)
   0.5 0.1 0.242 (0.075) 2.137 (0.452) 2.149 (0.424) 0.503 (0.316)
  1. The median of test variance with the median absolute deviation in parentheses.
  2. PCA*: PCA using X*