A Machine-Learned Predictor of Colonic Polyps Based on Urinary Metabolomics

Table 3

Performance of LASSO Classifier using various normalization and transformation methods.

Method	Average AUC	AUC standard; deviation
None	0.680	0.009
Log	0.711	0.013
Creatinine + Log	0.698	0.019
Sum + Log	0.701	0.018
Vector Length + Log	0.703	0.014
PQ + Log	0.670	0.024

The bolded row shows the approach we have decided to use.