MASS (version 7.3-56)

parcoord: Parallel Coordinates Plot

Description

Parallel coordinates plot

Usage

parcoord(x, col = 1, lty = 1, var.label = FALSE, …)

Arguments

x

a matrix or data frame who columns represent variables. Missing values are allowed.

col

A vector of colours, recycled as necessary for each observation.

lty

A vector of line types, recycled as necessary for each observation.

var.label

If TRUE, each variable's axis is labelled with maximum and minimum values.

…

Further graphics parameters which are passed to matplot.

Side Effects

a parallel coordinates plots is drawn.

References

Wegman, E. J. (1990) Hyperdimensional data analysis using parallel coordinates. Journal of the American Statistical Association 85, 664--675.

Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.

Examples

# NOT RUN {
parcoord(state.x77[, c(7, 4, 6, 2, 5, 3)])

ir <- rbind(iris3[,,1], iris3[,,2], iris3[,,3])
parcoord(log(ir)[, c(3, 4, 2, 1)], col = 1 + (0:149)%/%50)
# }