Github user felixcheung commented on a diff in the pull request: https://github.com/apache/spark/pull/14229#discussion_r74675990 --- Diff: R/pkg/R/mllib.R --- @@ -299,6 +307,92 @@ setMethod("summary", signature(object = "NaiveBayesModel"), return(list(apriori = apriori, tables = tables)) }) +# Returns posterior probabilities from a Latent Dirichlet Allocation model produced by spark.lda() + +#' @param newData A SparkDataFrame for testing +#' @return \code{spark.posterior} returns a SparkDataFrame containing posterior probabilities +#' vectors named "topicDistribution" +#' @rdname spark.lda +#' @aliases spark.lda,spark.posterior,LDAModel-method,SparkDataFrame +#' @export +#' @note spark.posterior(LDAModel) since 2.1.0 +setMethod("spark.posterior", signature(object = "LDAModel", newData = "SparkDataFrame"), --- End diff -- add test for this?
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