thigmophobe returns the direction (as 1|2|3|4 - see pos= in
text) away from the nearest point to each of the points
described by x and y.
Usage
thigmophobe(x,y)
Arguments
x,y
Numeric data vectors. Typically the x/y coordinates of
plotted points.
Value
A vector of directions away from the point nearest to each point.
authors
Jim Lemon
Details
Typically used to get the offset to automatically place labels on
a scatterplot or similar using thigmophobe.labels to avoid
overlapping labels. The name means "one who fears being touched".