Re: MinMaxScaler With features include category variables

2016-07-06 Thread Yuhao Yang
You may also find VectorSlicer and SQLTransformer useful in your case. Just out of curiosity, how would you typically handles categorical features, except for OneHotEncoder. Regards, Yuhao 2016-07-01 4:00 GMT-07:00 Yanbo Liang : > You can combine the columns which are need to be normalized into

Re: MinMaxScaler With features include category variables

2016-07-01 Thread Yanbo Liang
You can combine the columns which are need to be normalized into a vector by VectorAssembler and do normalization on it. Do another assembling for columns should not be normalized. At last, you can assemble the two vector into one vector as the feature column and feed it into model training. Thank