eTrim {expandFunctions} | R Documentation |
Remove padded rows from matrix X
Description
Remove padded rows from matrix X
Usage
eTrim(X, pad = NA)
Arguments
X |
R object coercible to matrix |
pad |
Value representing padded elements. By default it is NA, but could be any value. |
Value
A matrix.
Examples
n <- 10
x <- rnorm(n) # x vector
X <- eLag(x,0:1) # X matrix
t <- 1:n # time vector
T <- eLag(t,0:1) # time matrix; the column corresponding
# to 0 is the time for each row,
# even after trimming
matplot(X,type="l",lty=1)
X <- eTrim(X)
T <- eTrim(T)
matplot(x=T[,1],y=X,type="l",lty=1,
xlab="Time")
[Package expandFunctions version 0.1.0 Index]