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Table 4 Estimated error rates (ATE) and standard deviations for an increasing number of features on tumor vs. metastases data (average over 50 experiments), for each of the ranking methods.

From: Entropy-based gene ranking without selection bias for the predictive classification of microarray data

# genes E-RFE SQRT-RFE
10 17.9 ± 5.2 17.3 ± 6.0
20 16.7 ± 2.9 16.1 ± 3.9
50 16.4 ± 3.8 16.2 ± 3.5
100 16.2 ± 3.7 15.8 ± 3.5
300 13.7 ± 4.3 13.6 ± 4.4
500 13.4 ± 4.4 13.6 ± 4.8
1000 13.3 ± 5.2 13.3 ± 5.2
16063 All features: 12.9 ± 5.2