Groupings and Hierarchies

Blog Administrator | Analyzing Data, Analyzing Data Quality, Data Quality, Householding | , , ,

By David Loshin

In our last set of posts, we looked at householding – inferring relationships for grouping individuals together based on shared characteristics.
In this series, we look at how we manage the quality of the data representing those shared characteristics. First let’s look at an example: organizing individuals based on their preferences for types of cars. There are a number of different classifications of cars, mostly focusing on car size, and these can be used for grouping individuals by reference.
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