Clustering non-numeric -- or categorial -- data is surprisingly difficult, but it's explained here by resident data scientist Dr. James McCaffrey of Microsoft Research, who provides all the code you ...

In analysis, continuous data may be reduced to several categories, eg, age or blood pressure, but do not be tempted to record numerical data as categorical at the outset (“age range, 40–49 ...

Teradata Data Types. Every column in a table has a name and data type. The data type tells Teradata how much physical storage to set aside for the column, as well as the form in which to store the ...

It's not obvious how to determine the similarity of any two items. In this article I'll show you how to cluster non-numeric, or mixed numeric and non-numeric data, using a clever idea called category ...