I have a PR for it - https://github.com/apache/spark/pull/12574
Sadly I've been tied up and haven't had a chance to work further on it.
The main issue outstanding is deciding on the transform semantics as well
as performance testing.
Any comments / feedback welcome especially on transform
Hi Zak,
Indeed the function is missing in DataFrame-based API. I can probably
provide some quick prototype to see if it we can merge the function into
next release. I would send update here and feel free to give it a try.
Regards,
Yuhao
2016-11-01 10:00 GMT-07:00 Zak H
Hi,
I'm using the Java Api for Dataframe api for Spark-Mllib. Should I be using
the RDD api instead as I'm not sure if this functionality has been ported
over to dataframes, correct me if I'm wrong.
My goal is to evaluate spark's recommendation capabilities. I'm looking at
this example:
