topic what's the difference of Replacement and Impute node in em7.1? in SAS Data Science https://communities.sas.com/t5/SAS-Data-Science/what-s-the-difference-of-Replacement-and-Impute-node-in-em7-1/m-p/93162#M682 <HTML><HEAD></HEAD><BODY><P>When we should use Replacement node and when use Impute node?</P><P>Thanks.</P><P></P><P></P><P>Best</P><P>Tom</P></BODY></HTML> Sun, 28 Jul 2013 12:19:58 GMT TomiKong 2013-07-28T12:19:58Z what's the difference of Replacement and Impute node in em7.1? https://communities.sas.com/t5/SAS-Data-Science/what-s-the-difference-of-Replacement-and-Impute-node-in-em7-1/m-p/93162#M682 <HTML><HEAD></HEAD><BODY><P>When we should use Replacement node and when use Impute node?</P><P>Thanks.</P><P></P><P></P><P>Best</P><P>Tom</P></BODY></HTML> Sun, 28 Jul 2013 12:19:58 GMT https://communities.sas.com/t5/SAS-Data-Science/what-s-the-difference-of-Replacement-and-Impute-node-in-em7-1/m-p/93162#M682 TomiKong 2013-07-28T12:19:58Z Re: what's the difference of Replacement and Impute node in em7.1? https://communities.sas.com/t5/SAS-Data-Science/what-s-the-difference-of-Replacement-and-Impute-node-in-em7-1/m-p/93163#M683 <HTML><HEAD></HEAD><BODY><P>Tom, at a high-level the Replacement node allows you to assign/replace or trim values in your data.&nbsp; For example you may want to trim the tails of your distribution to tighten your analysis.&nbsp; You could then use an Impute node for example.&nbsp; The Impute node essentially replaces missing values in your data set.&nbsp; As you may know, if values are missing in your modeling set, observations are often excluded from the analysis.</P><P></P><P>Documentation can be found here:</P><P></P><P><A href="http://support.sas.com/documentation/solutions/miner/em/emref.pdf" title="http://support.sas.com/documentation/solutions/miner/em/emref.pdf">http://support.sas.com/documentation/solutions/miner/em/emref.pdf</A></P><P></P><P>Thanks,</P><P>Jonathan</P></BODY></HTML> Tue, 30 Jul 2013 14:25:00 GMT https://communities.sas.com/t5/SAS-Data-Science/what-s-the-difference-of-Replacement-and-Impute-node-in-em7-1/m-p/93163#M683 jwexler 2013-07-30T14:25:00Z