R/Examples/ExDyadicObject.R

In DyadiCarma: Dyadic Matrices and their Algebra using 'Rcpp' and 'RcppArmadillo'

#-------------------------------------------------------------#
#------- Generating an object from the 'Dyadic' class --------#
#-------------------------------------------------------------#

# The most generic generation of an object of class 'Dyadic':
D <- new("Dyadic") # a generic format for 'Splinets' object
D
# The SLOTs of 'Dyadic' - the default values
D@height
D@breadth
D@type
D@entries[[1]]
D@aentries

N <- 4
k <- 3 # the height and breadth of a dyadic matrix

# The construction of a horizontally dyadic matrix with height 4 and breadth 3.

E <- list()
for (i in 1:4) {
    E[[i]] <- matrix(1, nrow = (2^(i) - 1) * 3, ncol = 2^(4 - i) * 3)
}


DD <- new("Dyadic", height = N, breadth = k, type = "horiz", entries = E)

DD

# The classic R matrix representation of DD.
mat_DD <- as.matrix(DD)
mat_DD