Makes confusion matrix like plot, where x axis represent SVM classification, y axis represent NN classification Allows visual summary of data lost to unknown category
vp_plot_unkn(cm, classes, threshold = 0, summary = TRUE, sample_size = NULL)
dual unknown confusion matrix from VP
taxa groups in order, from VP
minimum value which will be labelled in plot
logical to add text summary to plot E. Chisholm May 2019
character string describes the sample size used to train the model being plotted (optional)