plotrix (version 3.7-4)

thigmophobe: Find the direction away from the closest point

Description

Find the direction away from the closest point

Usage

thigmophobe(x,y,plot.span=par("usr"),xlog=par("xlog"),ylog=par("ylog"))

Arguments

x,y

Numeric data vectors. Typically the x/y coordinates of plotted points. If arrays are passed, they will be silently coerced to numeric vectors.

plot.span

The extent of the plot in user units.

xlog,ylog

Flags for logarithmic axes. See Note.

Value

A vector of directions away from the point nearest to each point.

Details

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.

See Also

thigmophobe.labels

Examples

# NOT RUN {
 x<-rnorm(10)
 y<-rnorm(10)
 thigmophobe(x,y)
# }