#' @name mlp4precipitation
#'
#' @title Multilayer Perceptron (MLP)
#'
#' @description A MLP for completing missing dates into a precipitation serie.
#'
#' @param ... a set of objects of DailyPrecipitationSerie class
#'
#' @export
mlp4precipitation <- function(...) {
res <- series.format(...)
inputs <- normalizeData(res[2:4], type = "0_1")
output <- normalizeData(res[1], type = "0_1")
model <- mlp(
x = inputs,
y = output,
size = c(3, 3, 3),
learnFunc = "BackpropChunk", #"BackpropBatch", #"Std_Backpropagation",
learnFuncParams = c(5, 0, 1, -5, 5), #c(.98, 1),
hiddenActFunc = "Act_TanH",
updateFunc = "Topological_Order",
maxit = 1000,
linOut = FALSE,
inputsTest = inputs,
targetsTest = output
)
attr(model, "inputNormParams") <-
list(
colMaxima = c(base::max(res[,2]), base::max(res[,3]), base::max(res[,4])),
colMinima = c(base::min(res[,2]), base::min(res[,3]), base::min(res[,4])),
type = "0_1")
attr(model, "outputNormParams") <-
list(
colMaxima = base::max(res[,1]),
colMinima = base::min(res[,1]),
type = "0_1")
return(model)
}
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