https://communities.sas.com/t5/SAS-Software-for-Learning/SAS-Enterprise-Miner-How-cluster-node-deal-with-missing-values/m-p/871350#M1128 <P>Hi,</P><P>Im working with a dataset which contains at least 20% of missing values. I intentionally didn't use the Input node. My problem is that I noticed in result of clustering node frequency of data points within the cluster is as the dataset would not contain missing values.</P><P>I couldn't find straight answer, if clustering node input missing values as a default, if so, what is the input method is used?</P><P>Does it count missing values for the frequency?</P><P>&nbsp;</P><P>Moreover, is there any documentation on whether cluster node have predefined data dimensionality reduction technique?</P> Sat, 22 Apr 2023 22:17:14 GMT carol_kvarg 2023-04-22T22:17:14Z https://communities.sas.com/t5/SAS-Software-for-Learning/SAS-Enterprise-Miner-How-cluster-node-deal-with-missing-values/m-p/871350#M1128 <P>Hi,</P><P>Im working with a dataset which contains at least 20% of missing values. I intentionally didn't use the Input node. My problem is that I noticed in result of clustering node frequency of data points within the cluster is as the dataset would not contain missing values.</P><P>I couldn't find straight answer, if clustering node input missing values as a default, if so, what is the input method is used?</P><P>Does it count missing values for the frequency?</P><P>&nbsp;</P><P>Moreover, is there any documentation on whether cluster node have predefined data dimensionality reduction technique?</P> Sat, 22 Apr 2023 22:17:14 GMT https://communities.sas.com/t5/SAS-Software-for-Learning/SAS-Enterprise-Miner-How-cluster-node-deal-with-missing-values/m-p/871350#M1128 carol_kvarg 2023-04-22T22:17:14Z https://communities.sas.com/t5/SAS-Software-for-Learning/SAS-Enterprise-Miner-How-cluster-node-deal-with-missing-values/m-p/872617#M1134 <P>I just did a small test &amp; for my dataset observations with missing values were removed from cluster results.</P> Thu, 27 Apr 2023 17:26:58 GMT https://communities.sas.com/t5/SAS-Software-for-Learning/SAS-Enterprise-Miner-How-cluster-node-deal-with-missing-values/m-p/872617#M1134 tom_grant 2023-04-27T17:26:58Z