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Table 1 Comparison of model performances built with five different machine learning algorithms. LightGBM performed better than the other four algorithms, with the highest AUC in all the four discrimination tasks (health vs IBD and UC vs CD) and the highest AP in three out of four tasks

From: LightCUD: a program for diagnosing IBD based on human gut microbiome data

Discrimination tasks

WGS

Health vs IBD

WGS

UC vs CD

16S

Health vs IBD

16S

UC vs CD

Machine learning algorithm

AUC

AP

AUC

AP

AUC

AP

AUC

AP

Logistic regression

0.791

0.693

0.741

0.317

0.650

0.579

0.780

0.328

Random forest

0.941

0.887

0.935

0.486

0.909

0.855

0.931

0.498

Gradient boosting classifier

0.784

0.713

0.797

0.271

0.739

0.650

0.830

0.359

SVM

0.837

0.733

0.782

0.329

0.775

0.708

0.863

0.289

LightGBM

0.964

0.955

0.942

0.848

0.968

0.963

0.966

0.917