#'@title Likelihood ratio for sub tree
#'@description internal function objective function for sub trees.
#'@param my_pi a vector of the proportion of association per level of resolution.
#'@param sub Output of extract_treet.
#'@return Value of the likelihood on a sub tree.
#'@examples \dontrun{
#'
#'#using res for the Wavelet_screening exemple
#'
#'
#'sub_analysis <- function(res, lev_res )
#'{
#' sub <- extract_tree(res,lev_res=lev_res)
#' my_pi <- adaptative_EM_Lambda(sub)
#' out <- adaptative_Lambda (my_pi, sub)
#' return(out)
#'}
#'
#'
#'sub_analysis(res, 6)
#'
#'}
adaptative_Lambda <- function(my_pi,sub)
{
my_bayes <- as.numeric(sub)
BF_class <- as.numeric(gsub("^[^_]*_|_[^_]*$", "", colnames(sub )))
my_pi_vec <- c()
for ( i in 1: length(unique(BF_class)))
{
temp <- rep(my_pi[i], c( length( which(BF_class == unique(BF_class)[i] ) ) ) )
my_pi_vec <- c(my_pi_vec, temp )
}
coefs = 1-my_pi_vec + my_pi_vec * my_bayes
prod(coefs)
}
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