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Sean Owen commented on SPARK-19962: ----------------------------------- Can you describe what this does, and give an example of input/output? I'm not sure what this describes or whether it already exists in Spark. > add DictVectorizor for DataFrame > -------------------------------- > > Key: SPARK-19962 > URL: https://issues.apache.org/jira/browse/SPARK-19962 > Project: Spark > Issue Type: Wish > Components: ML > Affects Versions: 2.1.0 > Reporter: yu peng > Labels: features > > it's really useful to have something like > sklearn.feature_extraction.DictVectorizor > Since out features lives in json/data frame like format and > classifier/regressors only take vector input. so there is a gap between them. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org