plot.pairs2D: Plot SkyEx pairs 2D
In suelai/skyex: SkyEx

Two dimentional plotting of the pairs and marking the true positives (TP), true negative (TN), false positives (FP), and false negatives (FN).

## S3 method for class 'pairs2D'
plot(data, sim1, sim2, prediction, labels, posclass,
  colTP, colTN, colFP, colFN, legend, leg.x, leg.y, leg.font, title, xlab,
  ylab)

`data`	A dataframe of pairs
`sim1`	Name of the column in the x axis
`sim2`	Name of the column in the y axis
`prediction`	A vector of the predicted classes
`labels`	A vector of the actual labels
`posclass`	How the positive class is expressed (e.g. posclass=1)
`colTP`	Color of the true positives
`colTN`	Color of the true negatives
`colFP`	Color of the false positives
`colFN`	Color of the false negatives
`legend`	A boolean argument if the legend should be present or not (e.g. legend=TRUE)
`leg.x`	The x coordinate of the legend
`leg.y`	The y coordinate of the legend
`leg.font`	The font size of the legend
`title`	The title of the plot
`xlab`	Naming the x-axis
`ylab`	Naming the y-axis