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Table 5 Cross validation and confusion matrix of antibiotic resistances (CARD) functional profiles obtained from the samples from the test dataset 1, belonging to the cities from the training dataset

From: Antibiotic resistance and metabolic profiles as functional biomarkers that accurately predict the geographic origin of city metagenomics samples

Truth/pred

Auckland

NY

Ofa

Porto

Santiago

All

Accuracy

NY

2

8

0

0

0

10

0.8

Ofa

0

1

4

0

0

5

0.8

Porto

0

0

0

10

0

10

1

Santiago

0

2

0

1

2

5

0.4

All

2

11

4

11

2

30

0.8