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Table 2 Confusion matrix of machine learning combined feature score converted to an ordinal scale compared with the modified Marsh type

From: Pathologist-trained machine learning classifiers developed to quantitate celiac disease features differentiate endoscopic biopsies according to modified marsh score and dietary intervention response

  

Machine Learning Scorea

0

1

2

3a

3b

3c

Modified Marsh Score

0

16

20

6

0

0

0

1

2

4

4

0

0

0

2

0

0

1

1

0

0

3a

1

4

9

6

2

1

3b

0

2

13

11

4

7

3c

0

0

0

0

0

2

  1. aThe machine learning score was converted to an ordinal scale by assigning the closest number, using values of 3.0/3.333/3.666 for scores of 3a/3b/3c respectively