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Table 6 PCA results – POI

From: A metrics suite for JUnit test code: a multiple case study on open source software

  F1 F2 F3 F4 F5
Variability (%) 47.43 36.784 8.409 5.713 1.664
% Cumulated 47.43 84.214 92.623 98.336 100
  POI (Correlation)   POI (Square cosine)
F1 F2   F1 F2
TINVOK 0.264 0.912   0.069 0.832
TDATA 0.896 0.237   0.802 0.056
TASSERT 0.697 0.467   0.486 0.218
TLOC 0.887 0.399   0.787 0.159
TNOO 0.476 0.758   0.227 0.574