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#' create map and QTL effects
#'
#'@param map map information (Chromosome and Position)
#'@param nLoci the number of markers and QTL
#'@param nMarkers the number of markers, which is used especially for genomic selection
#'@param nQTL the number of QTLs controlling the target trait
#'@param propDomi the probability of dominant QTL among the all QTL
#'@param interactionMean the expected number of epistatic loci for each effect
#'@param qtlInfo possible to give the function all of the qtl information
#'
#'@return map data including which loci are primary QTL and which are modifying loci, which have dominance effects, the effect sizes
#'
makeMap <- function(map, nLoci, nMarkers, nQTL, propDomi, interactionMean, qtlInfo=NULL){
if (!is.null(qtlInfo)){
actionType <- qtlInfo$actionType
effectID <- qtlInfo$effectID
effectivePos <- qtlInfo$effectivePos
effects <- qtlInfo$effects
} else {
nEffectiveLoci <- 1 + stats::rpois(n=nQTL, lambda=interactionMean)
effectivePos <- sample(1:nLoci, sum(nEffectiveLoci))
actionType <- stats::rbinom(sum(nEffectiveLoci), 1, propDomi)
effectID <- rep(1:nQTL, times=nEffectiveLoci)
effects <- matrix(stats::rnorm(nQTL), nQTL) # Will be modified by defineVariances if called
if (nLoci - length(effectivePos) < nMarkers) stop("Number of markers is not enough!")
}
mrkPos <- sort(sample((1:nLoci)[-effectivePos], nMarkers, replace=F))
return(list(map=map, markerPos=mrkPos, effectID=effectID, effectivePos=effectivePos, actionType=actionType, effects=effects))
}
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