vector identifying outliers (1 or TRUE means outlier)
sel
vector identifying influential errors (1 or TRUE means influential error)
labs
names of the variables
log
if TRUE logarithm of x are plotted
legend
if TRUE a legend is added to first boxplot
Details
The ijth scatterplot contains x[,i] plotted against x[,j]. Outliers are represented as blue circles,
influential errors as red circles and points that are both outlier and influential error as cyan circles.