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Table 2 The average number of variables selected by the sparse logistic regressions with the L 1/2 , L EN and L 1 penalties in 30 runs

From: Sparse logistic regression with a L1/2 penalty for gene selection in cancer classification

  Sample size L1/2 LEN L1
ρ = 0.1 , σ = 0.2 n=50 7.5 31.6 27.1
n=80 8.8 43.1 40.3
n=100 8.9 49.7 45.7
ρ = 0.1 , σ = 0.6 n=50 8.3 33.6 29.2
n=80 10.6 45.7 41.9
n=100 10.8 54.4 50.1
ρ = 0.4 , σ = 0.2 n=50 7.8 33.5 28.3
n=80 8.9 44.5 41.8
n=100 9.0 51.2 46.6
ρ = 0.4 , σ = 0.6 n=50 8.6 41.3 29.9
n=80 10.7 45.9 44.1
  n=100 11.2 56.4 53.4