

I did a PCA for my data which has a dimension of 19000X4 using princomp
>pca2=princomp((data), cor=F)





and obtained a biplot with 19000 labels which were very busy. How can I just show 19000 spot w/o labels?
>biplot(pca2)

Thanks a lot:))


-------------------------data--------------------

                       A1         A2     L1                           L2
E_00006      0.23      4.05     13.35                   11.86
E_00011    118.74    177.87    144.20                  136.05
E_00062      8.50      0.60     73.11                   45.81
E_00070      1.31      4.92      0.98                    1.23
E_00071     97.41     39.90     31.15                  150.77
E_00104      0.00      0.43     18.93                   31.28
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E_18586      0.00       0.0      0.00                    0.95
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