Xusen Yin b72bb62d42 [SPARK-16447][ML][SPARKR] LDA wrapper in SparkR ... ## What changes were proposed in this pull request? Add LDA Wrapper in SparkR with the following interfaces: - spark.lda(data, ...) - spark.posterior(object, newData, ...) - spark.perplexity(object, ...) - summary(object) - write.ml(object) - read.ml(path) ## How was this patch tested? Test with SparkR unit test. Author: Xusen Yin <yinxusen@gmail.com> Closes #14229 from yinxusen/SPARK-16447.		2016-08-18 05:33:52 -07:00
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testthat	[SPARK-16447][ML][SPARKR] LDA wrapper in SparkR	2016-08-18 05:33:52 -07:00