Nothing
predictdep <- function (knownvalues, dependence, smoothing = c("Uniform", "Beta"),nthreads=2)
{
smoothing <- match.arg(smoothing)
NbKnownObs = dim(knownvalues)[1]
SubSampSize = dim(dependence$cop)[1]
knownvars = intersect(names(knownvalues), dependence$varnames)
if (length(knownvars) == length(dependence$varnames))
return(knownvalues)
knownvalues = knownvalues[knownvars]
NbKnownDims = length(knownvars)
rankknownvalues = knownvalues
UnknwonVars = setdiff(dependence$varnames, knownvars)
NbUnknwonDims = length(UnknwonVars)
knowndims = match(knownvars, dependence$varnames)
UnknwonDims = match(UnknwonVars, dependence$varnames)
rankpredicted = numeric(NbUnknwonDims * NbKnownObs)
for (var in knownvars) {
numvar=pmatch(var,dependence$varnames)
rankknownvalues[var] = dependence$FdR[[numvar]](unlist(knownvalues[var]))
}
rankknownvalues = as.numeric(t(as.matrix(rankknownvalues)))
epsilon=1/(10*NbKnownObs)
rankknownvalues=pmax(0,pmin(1-epsilon,rankknownvalues))
if (smoothing == "Uniform") {
rankknownvalues = floor(rankknownvalues * SubSampSize)
}
else {
rankknownvalues = rbinom(length(rankknownvalues), SubSampSize -
1, rankknownvalues)
}
US = runif(NbKnownObs)
rankpredicted = .Call("InterTir", PACKAGE = "subrank", as.integer(NbKnownObs),
as.integer(NbKnownDims), as.integer(NbUnknwonDims), as.integer(SubSampSize),
as.double(US), as.double(dependence$cop), as.integer(rankknownvalues),
as.integer(knowndims - 1), as.integer(UnknwonDims - 1), as.integer(nthreads)) +
1
if (smoothing == "Uniform") {
rankpredicted = (rankpredicted + runif(NbKnownObs * NbUnknwonDims) -
1)/SubSampSize
}
else {
rankpredicted = rbeta(NbKnownObs * NbUnknwonDims, rankpredicted,
SubSampSize + 1 - rankpredicted)
}
rankpredicted = as.data.frame(matrix(data = rankpredicted,
ncol = NbUnknwonDims, nrow = NbKnownObs, byrow = TRUE))
names(rankpredicted) = UnknwonVars
PredictedValues = rankpredicted
for (var in UnknwonVars) {
numvar=pmatch(var,dependence$varnames)
PredictedValues[var] = dependence$FdRinv[[numvar]](unlist(rankpredicted[var]))
}
pred = cbind(knownvalues, PredictedValues)
return(pred)
}
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