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Table 4 Comparison of the transformation methods

From: Impact of the spotted microarray preprocessing method on fold-change compression and variance stability

  Edwards + Log2 Edwards + glog Edwards + hybrid
TRUE POSITIVES 585 643 698
TRUE NEGATIVES 636 630 597
FALSE POSITIVES 81 87 120
FALSE NEGATIVES 410 352 297
SENSITIVITY 0.588 0.646 0.702
SPECIFICITY 0.887 0.879 0.833
CLASSIFICATION ACCURACY 0.713 0.744 0.756
  1. Number of true positives, true negatives, false positives and false negatives generated by microarray data with an Edwards background correction method combined with three transformations methods.