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Table 1 Simulation results: estimation

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

       SPCA  
n p PCA HL LASSO EN
80 20 2.0 0.1 0.054 (0.010) 0.023 (0.011) 0.022 (0.010) 0.025 (0.013)
   0.5 0.1 0.109 (0.021) 0.045 (0.021) 0.051 (0.022) 0.055 (0.029)
50 200 2.0 0.1 0.223 (0.022) 0.029 (0.014) 0.035 (0.015) 0.056 (0.028)
   0.5 0.1 0.424 (0.041) 0.062 (0.032) 0.080 (0.033) 0.122 (0.058)
     PCA* HL SSPCA
LASSO
EN
80 20 2.0 0.1 0.055 (0.010) 0.020 (0.009) 0.021 (0.010) 0.022 (0.010)
   0.5 0.1 0.113 (0.020) 0.042 (0.020) 0.050 (0.023) 0.050 (0.026)
50 200 2.0 0.1 0.218 (0.025) 0.026 (0.013) 0.032 (0.014) 0.055 (0.030)
   0.5 0.1 0.993 (0.010) 0.063 (0.030) 0.083 (0.044) 0.866 (0.000)
  1. The median of dist(v1, ) and the median absolute deviation in parentheses.
  2. PCA*: PCA using X*