Category Archives: Uncategorized

Where Do Duplicates Come From?

We all know that having duplicates within our customer base is a bad thing. But where do they come from? Firstly lets be clear what we mean by “customer base”. All businesses deal with people. And a person may be … Continue reading

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Data Quality in Data Science

I have seen quite a few posts recently from the Data Science community, bemoaning the amount of time spent on addressing data quality in preparation for getting into the science part of the role. When I (and I’m sure many … Continue reading

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Customer Data Migration Complexity Assessment

There are many components of a data migration project that make such projects challenging – the technology, the politics, requirements, security, systems integration, budgets etc. So much so that the data itself can get overlooked. Crazy since the data is … Continue reading

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Identifying Duplicate Customers (Part 3)

It ought to be pretty clear by now that identifying duplicates within and across Customer data sources is a very tricky business. This is due to:- The absence of a single unifying key. Differences in data structure between sources. Consistency … Continue reading

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Identifying Duplicate Customers (Part 2)

In this post I am going to continue to look at the logic involved in identifying duplicate customers that I began in my previous post (http://wp.me/p2lbpw-au). To recap, and for ease of explanation all examples given will be for personal … Continue reading

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