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Table 5 Kappa table for automated Ki-67 IHC quantification (C = compression ratio, S = scaling level)

From: Effect of image compression and scaling on automated scoring of immunohistochemical stainings and segmentation of tumor epithelium

 

S1

S2

S4

S8

S16

S32

S64

S128

Lossless

 

0.9903

0.9674

0.9707

0.8217

0.5715

0.5898

0.0877

C12

1.000

0.9936

0.9674

0.9773

0.8217

0.5715

0.5898

0.0877

C25

0.9968

0.9903

0.9740

0.9740

0.8255

0.5715

0.5898

0.0877

C50

0.9773

0.9838

0.9707

0.9806

0.8254

0.5762

0.6036

0.0877

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Diagnostic Pathology

ISSN: 1746-1596

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