Starr (version 1.28.0)

kde2dplot: Compute density of a scatterplot

Description

A 2d density is computed by kde2D.

Usage

kde2dplot(x,y,grid=50, ncol=30,nlevels=10,main="")

Arguments

x

x coordinate of data

y

y coordinate of data

grid

Number of grid points in each direction

ncol

number of colors

nlevels

number of contour levels desired if levels is not supplied

main

head of plot

See Also

kde2d

Examples

##
points = 10^4
x <- rnorm(points/2)
x = c(x,x+2.5)
y <- x + rnorm(points,sd=0.8)
x = sign(x)*abs(x)^1.3
kde2dplot(x,y,main="Density Estimation")