Category Archives: Uncategorized

How to Measure Data Quality

There is an old adage – You cannot manage what you do not measure. This is very true when it comes to Data Quality. How do you know if your data quality is good or bad? If you have any … Continue reading

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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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