Metabolomic Biomarker Identification in Presence of Outliers and Missing Values

Table 3

Performance measurement of different methods using average RMSE between original and reconstructed data matrix for real dataset by additionally imputing 5% missing values and different rates (5%, 10%, and 15%) of outliers.

Methods	5% outliers	10% outliers	15% outliers
Zero	22.76	29.98	41.48
kNN	19.38	27.47	37.81
RF	17.15	26.05	35.29
Proposed	8.41	12.35	17.93