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#' #' Simulate an uncorrelated ROI dataset
#' #'
#' #' @description Simulate a raw data uncorrelated single-treatment single-reader ROI dataset
#' #'
#' #' @param I Number of treatments
#' #' @param J Number of readers
#' #' @param K1 Number of non-diseased cases
#' #' @param K2 Number of diseased cases
#' #' @param Q Number of ROIs per case
#' #' @param mu The RSM \eqn{\mu} parameter
#' #' @param lambda The RSM \eqn{\lambda} parameter
#' #' @param nu The RSM \eqn{\nu} parameter
#' #' @param zeta1 The lowest reporting threshold
#' #' @param lesionVector A K2 length array containing the numbers of lesions per diseased case
#' #'
#' #' @return The return value is a list with following elements:
#' #' @return \item{dataset}{The ROI dataset.}
#' #'
#' #' @details See book chapters on the Radiological Search Model (RSM) for details.
#' #'
#' #' @examples
#' #' set.seed(1)
#'
#' SimulateRoiDataset <- function( I, J, K, Q, mu, tau, varC, varTC, varRC, varEps, varR, varTR, rhoC, rhoRC, rhoTC, rhoEps)
#' {
#'
#' stop("Fix me")
#' muIT <- array(0, dim = c(I, 2))
#' muIT[,2] <- mu + Deltamu
#'
#' qk2 <- round(runif (K[2] , min = 1 , max = Q))
#'
#' isDiseased <- array(0 ,dim = c(K[2] , Q))
#' for (k in 1:K[2]){
#' isDiseased[k, sample(c(1:Q) , qk2[k] , replace = FALSE)] <- 1
#' }
#'
#' Rjt <- rnorm( 2*J, sd = sqrt(varR) )
#' dim(Rjt) <- c(J,2)
#'
#' Cktt <- rnorm( 2*max(K), sd = sqrt(varC * rhoC) )
#' dim(Cktt) <- c(max(K),2)
#'
#' CLkttlss <- rnorm( 2*max(K)*Q, sd = sqrt(varC * (1 - rhoC)))
#' dim(CLkttlss) <- c(max(K), 2, Q)
#'
#' mRijt <- rnorm( I*2*J, sd = sqrt(varTR) )
#' dim(mRijt) <- c(I, J, 2)
#'
#' mCiktt <- rnorm( I*2*max(K), sd = sqrt(varTC * rhoTC) )
#' dim(mCiktt) <- c(I, max(K), 2)
#'
#' mCLikttlss <- rnorm( I*2*max(K)*Q, sd = sqrt(varTC * (1 - rhoTC)) )
#' dim(mCLikttlss) <- c(I, max(K), 2, Q)
#'
#' RCjktt <- rnorm( J*2*max(K), sd = sqrt(varRC * rhoRC) )
#' dim(RCjktt) <- c(J, max(K), 2)
#'
#' RCLjkttlss <- rnorm( J*2*max(K)*Q, sd = sqrt(varRC * (1 - rhoRC)) )
#' dim(RCLjkttlss) <- c(J, max(K), 2, Q)
#'
#' eijktt <- rnorm( I*J*2*max(K), sd = sqrt(varEps * rhoEps) )
#' dim(eijktt) <- c(I, J, max(K), 2)
#'
#' eLijkttlss <- rnorm( I*J*2*max(K)*Q, sd = sqrt(varEps * (1 - rhoEps)) )
#' dim(eLijkttlss) <- c(I, J, max(K), 2, Q)
#'
#' Rijkttlss <- array(dim=c(I, J, max(K), 2, Q))
#' for (i in 1:I) {
#' for (j in 1:J) {
#' for (t in 1:2) {
#' if(t == 1){
#' for (k in 1:K[t]) {
#' for (r in 1:Q){
#' Rijkttlss[i,j,k,t,r] <- (muIT[i, t] + Rjt[j, t] + Cktt[k, t] + CLkttlss[k, t, r]
#' + mRijt[i, j, t] + mCiktt[i, k, t] + mCLikttlss[i, k, t, r]
#' + RCjktt[j, k, t] + RCLjkttlss[j, k, t, r] + eijktt[i,j,k,t] + eLijkttlss[i, j, k, t, r])
#' }
#' }
#' }else{
#' for (k in 1:K[t]) {
#' for (r in 1:Q){
#' if (isDiseased[k, r] == 0) {
#' Rijkttlss[i,j,k,t,r] <- (muIT[i, 1] + Rjt[j, t] + Cktt[k, t] + CLkttlss[k, t, r]
#' + mRijt[i, j, t] + mCiktt[i, k, t] + mCLikttlss[i, k, t, r]
#' + RCjktt[j, k, t] + RCLjkttlss[j, k, t, r] + eijktt[i,j,k,t] + eLijkttlss[i, j, k, t, r])
#' } else {
#' Rijkttlss[i,j,k,t,r] <- (muIT[i, t] + Rjt[j, t] + Cktt[k, t] + CLkttlss[k, t, r]
#' + mRijt[i, j, t] + mCiktt[i, k, t] + mCLikttlss[i, k, t, r]
#' + RCjktt[j, k, t] + RCLjkttlss[j, k, t, r] + eijktt[i,j,k,t] + eLijkttlss[i, j, k, t, r])
#' }
#' }
#' }
#' }
#' }
#' }
#' }
#'
#' return( list (Rijkttlss = Rijkttlss,
#' isDiseased = isDiseased
#' ))
#' }
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