Someone correct me if I'm wrong but no there isn't one that I am aware of. Unless someone is willing to explain how to obtain the raw prediction column with the GBTClassifier. In this case I'd be happy to work on a PR. On 1 Dec 2015 8:43 a.m., "Ndjido Ardo BAR" <ndj...@gmail.com> wrote:
> Hi Benjamin, > > Thanks, the documentation you sent is clear. > Is there any other way to perform a Grid Search with GBT? > > > Ndjido > On Tue, 1 Dec 2015 at 08:32, Benjamin Fradet <benjamin.fra...@gmail.com> > wrote: > >> Hi Ndjido, >> >> This is because GBTClassifier doesn't yet have a rawPredictionCol like >> the. RandomForestClassifier has. >> Cf: >> http://spark.apache.org/docs/latest/ml-ensembles.html#output-columns-predictions-1 >> On 1 Dec 2015 3:57 a.m., "Ndjido Ardo BAR" <ndj...@gmail.com> wrote: >> >>> Hi Joseph, >>> >>> Yes Random Forest support Grid Search on Spark 1.5.+ . But I'm getting a >>> "rawPredictionCol field does not exist exception" on Spark 1.5.2 for >>> Gradient Boosting Trees classifier. >>> >>> >>> Ardo >>> On Tue, 1 Dec 2015 at 01:34, Joseph Bradley <jos...@databricks.com> >>> wrote: >>> >>>> It should work with 1.5+. >>>> >>>> On Thu, Nov 26, 2015 at 12:53 PM, Ndjido Ardo Bar <ndj...@gmail.com> >>>> wrote: >>>> >>>>> >>>>> Hi folks, >>>>> >>>>> Does anyone know whether the Grid Search capability is enabled since >>>>> the issue spark-9011 of version 1.4.0 ? I'm getting the "rawPredictionCol >>>>> column doesn't exist" when trying to perform a grid search with Spark >>>>> 1.4.0. >>>>> >>>>> Cheers, >>>>> Ardo >>>>> >>>>> >>>>> >>>>> >>>>> --------------------------------------------------------------------- >>>>> To unsubscribe, e-mail: user-unsubscr...@spark.apache.org >>>>> For additional commands, e-mail: user-h...@spark.apache.org >>>>> >>>>> >>>>
