Tag Archives: modeling

Tell me… how ugly is your bad data?

August 14, 2014

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Ugly data

The adage ‘garbage-in-garbage-out’ is an analytics mantra so ingrained it has its own shorthand: GIGO. Yet, in the mad, blind rush toward all things ‘big data’, there is the danger of sidelining the crucial-but-dreary topic of data quality, to which GIGO refers. While data quality is not as ‘sexy’ as big data, anyone who wants […]

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Business analytics model risk (part 1 of 5): when is a business analytics model ‘validated’?

March 14, 2013

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Model validation

Business analytics model risk (part 1 of 5): when is a business analytics model ‘validated’? Link to introductory / header article (0 of 5) See also – recent post: 12 trends in data analytics In Jorge Luis Borges’ parable “On Rigor in Science” (“Del rigor en la ciencia”), a lost empire attains such perfection in […]

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