Missing Value Handling

This workflow demonstrates how to deal with missing values in data tables. They can either be replaced (e.g. by the mean, a specified value etc.) or the columns exceeding a certain amount of missing values are removed.

This is a companion discussion topic for the original entry at https://kni.me/w/T2PGM5pS2ifh2zp7

Please am new to Knime, and my csv dataset has some missing data represented by “-9”, how do I inform knime about the missing values?

Hi @knygoon and welcome to the forum. Take a look at this thread for a workaround you could try using the Rule Engine node: