Fig. 2

Receiver Operating Characteristic (ROC) curves comparing Gradient Boosting (GB), Naïve Bayes (NB), Distributed Random Forests (DRF) and Deep Learning (DL) (feed forward artificial neural network with three hidden layers) models on classification of (a) Acetogens (ACETO) (b) Acidogens (ACIDO) (c) Hydrolyzers (HYDRO) (d) Methanogens (METHA)