depmed | R Documentation |
Calculates the depth median.
depmed(G)
G |
List containing the grid information produced by
|
Calculates the depth median in a specified grid array with given halfspace location depth at each grid location.
An vector with a length equal to the number of dimension of the array in G, containing the coordinates of the depth median.
Jochen Kruppa, Klaus Jung
Rousseeuw, P. J., Ruts, I., & Tukey, J. W. (1999). The bagplot: a bivariate boxplot. The American Statistician, 53(4), 382-387.
## Attention: calculation is currently time-consuming.
## Remove #-Symbols to run examples
## A 3-dimensional example data set D1
# n <- 200
# x1 <- rnorm(n, 0, 1)
# y1 <- rnorm(n, 0, 1)
# z1 <- rnorm(n, 0, 1)
# D1 <- data.frame(cbind(x1, y1, z1))
# colnames(D1) <- c("x", "y", "z")
## Specification of the grid and calculation of the halfspace location depth at each grid location.
# G <- gridfun(D1, grid.size=20)
# G$H <- hldepth(D1, G, verbose=TRUE)
# dm <- depmed(G) ## Calculation of the depth median
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