Nothing
Gibbs_miss <- function(X = X, alpha = alpha, nbit = 1, Z = NULL, Zc = NULL, M = NULL, comp_vect = NULL, loglik_bool = FALSE, warm = 0, Xout = FALSE, GibbsIR = TRUE, Ir = NULL, mixmod = NULL, sigma_IR = NULL) {
p = ncol(X)
if (is.null(M)) {
M = 0 * X
M[is.na(X)] = 1
}
if (is.null(alpha)) {
alpha = hatB(Z = Z, X = X)
}
if (is.null(Z)) {
Z = matrix(0, ncol = p, nrow = p)
Z[alpha[-1, ] != 0] = 1
}
if (is.null(Zc)) {
Zc = colSums(Z)
}
if (is.null(Ir)) {
Ir = which(Zc != 0)
}
if (is.null(sigma_IR)) {
sigma_IR = rep(0, times = p) # residus des regressions (stables pour gibbs)
for (j in Ir) {
sigma_IR[j] = sd(X[, j] - X %*% alpha[-1, j])
}
}
if (is.null(mixmod)) {
mixmod = density_estimation(X = X, detailed = TRUE)
}
missrow = sum(M) # nb d'individus a trou
quimiss = which(M != 0, arr.ind = TRUE)
if (is.null(comp_vect)) {
comp_vect = 1 + 0 * M
}
res = Gibbs(last = TRUE, M = M, nbit = nbit, warm = warm, mixmod = mixmod$details, X = X, comp_vect = comp_vect, missrow = missrow, quimiss = quimiss,
Z = Z, Zc = Zc, alpha = alpha, sigma_IR = sigma_IR, nbclust_vect = mixmod$nbclust, Ir = Ir, loglik_bool = loglik_bool, Xout = Xout, GibbsIR = GibbsIR)
return(res)
}
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