Hi If it is an rdd based can't u use data frame.rdd (though I don't know if u will have an rdd of vectors....u might need to convert each row to a vector yourself...... Hth
On 20 Nov 2016 4:29 pm, "janardhan shetty" <janardhan...@gmail.com> wrote: > Hi Marco and Yanbo, > > It is not the usage of MulticlassClassificationEvaluator. Probably I was > not clear. Let me explain: > > I am trying to use confusionMatrix which is not present in > MulticlassClassificationEvaluator ml version where as it is present in > MulticlassMetrics of mllib. > How to leverage RDD version using ml dataframes ? > > *mllib*: MulticlassMetrics > *ml*: MulticlassClassificationEvaluator > > On Sun, Nov 20, 2016 at 4:52 AM, Marco Mistroni <mmistr...@gmail.com> > wrote: > >> Hi >> you can also have a look at this example, >> >> https://github.com/sryza/aas/blob/master/ch04-rdf/src/main/s >> cala/com/cloudera/datascience/rdf/RunRDF.scala#L220 >> >> kr >> marco >> >> On Sun, Nov 20, 2016 at 9:09 AM, Yanbo Liang <yblia...@gmail.com> wrote: >> >>> You can refer this example(http://spark.apache.or >>> g/docs/latest/ml-tuning.html#example-model-selection-via-cro >>> ss-validation) which use BinaryClassificationEvaluator, and it should >>> be very straightforward to switch to MulticlassClassificationEvaluator. >>> >>> Thanks >>> Yanbo >>> >>> On Sat, Nov 19, 2016 at 9:03 AM, janardhan shetty < >>> janardhan...@gmail.com> wrote: >>> >>>> Hi, >>>> >>>> I am trying to use the evaluation metrics offered by mllib >>>> multiclassmetrics in ml dataframe setting. >>>> Is there any examples how to use it? >>>> >>> >>> >> >
