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Yanbo Liang commented on SPARK-18570: ------------------------------------- [~KrishnaKalyan3] You can also refer the initial design document of MLlib + SparkR integration: https://docs.google.com/document/d/10NZNSEurN2EdWM31uFYsgayIPfCFHiuIu3pCWrUmP_c/edit?usp=sharing . > Consider supporting other R formula operators > --------------------------------------------- > > Key: SPARK-18570 > URL: https://issues.apache.org/jira/browse/SPARK-18570 > Project: Spark > Issue Type: Sub-task > Components: ML, SparkR > Reporter: Felix Cheung > Priority: Minor > > Such as > {code} > ∗ > X∗Y include these variables and the interactions between them > ^ > (X + Z + W)^3 include these variables and all interactions up to three way > | > X | Z conditioning: include x given z > {code} > Other includes, %in%, ` (backtick) > https://stat.ethz.ch/R-manual/R-devel/library/stats/html/formula.html -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org