grid1 {mclust} | R Documentation |
Generate grid points in one or two dimensions.
grid1(n, range = c(0, 1), edge = TRUE) grid2(x, y)
n |
Number of grid points. |
range |
Range of grid points. |
edge |
Logical: include edges or not? |
x, y |
Vectors. |
The value returned is simple: grid1
generates a
vector; grid2
generates a matrix.
C. Fraley
data(lansing) maples <- lansing[as.character(lansing[,"species"]) == "maple", -3] maplesBIC <- EMclust(maples) maplesModel <- summary(maplesBIC, maples) x <- grid1(100, range=c(0,1)) y <- x xyDens <- do.call("dens", c(list(data=grid2(x, y)), maplesModel)) xyDens <- matrix(xyDens, ncol=100) contour(xyDens) points(maples, cex=.2, col="red") image(xyDens) points(maples, cex=.5)