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Table 2 Mean value of the kurtosis measure of the first 5 loading vectors in the simulation study for PCA, IPCA and & ICA.

From: Independent Principal Component Analysis for biologically meaningful dimension reduction of large biological data sets

   PCA ICA IPCA
Gaussian case loading 1 -0.007 -0.015 0.54
  loading 2 -0.009 -0.013 0.21
  loading 3 -0.012 -0.013 -0.01
  loading 4 -0.011 -0.013 -0.20
  loading 5 -0.015 -0.015 -0.41
super-Gaussian case loading 1 34.75 0.28 52.58
  loading 2 34.16 0.43 33.81
  loading 3 -0.01 0.42 0.27
  loading 4 -0.01 0.44 -0.02
  loading 5 -0.02 0.47 -0.25