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Table 5 Dimensionality reduction techniques with parameters that achieved the lowest EER

From: On biometric systems: electrocardiogram Gaussianity and data synthesis

Method EER (%) No. of impos. No. of dim.
PCA 9.92 20 40
Prob. PCA 13.47 120 20
Isomap 16.16 120 10
LLE 14.82 20 50
Laplacian 13.43 250 20
Data synthesis 6.71 200 200