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Merchandising Analytics: Measuring In-Store Displays

The Measurement Minute with Gary Angel   2019 was a busy year for new product development at Digital Mortar and we have three new products coming out this quarter. The most interesting ana...

January 13, 2020

By Gary Angel

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Unintentional Model Bias: Why Laziness and Census Data can be good proxies for racism

The Measurement Minute with Gary Angel   The easiest way to create a biased model is often to just use the data you have. Census data, in particular, is a common culprit. It's free, well o...

December 22, 2019

By Gary Angel

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Screening Off – The right answer for thinking about model bias

The Measurement Minute by Gary Angel   You can't use a protected variable in a model and you shouldn't use a proxy for it either. But how do you decide what's a proxy and what isn't given ...

December 20, 2019

By Gary Angel

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The Problem of Correlation: Why you don’t need to have a variable to use it

The Measurement Minute by Gary Angel   If a model didn't use gender as a variable, it can't be gender-biased...right? Totally wrong. Because correlations to protected variables are everywh...

December 18, 2019

By Gary Angel

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The Apple Card and Model Bias : It’s not so easy to tell if a model is biased

The Measurement Minute by Gary Angel   Most people probably think it's a slam dunk to decide if a model is biased against a protected class. It isn't. Because age, gender and race are deep...

December 16, 2019

By Gary Angel

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Fixing Overly Tactical Metrics: Content Consumption Part II

The Measurement Minute by Gary Angel   If Views is overly tactical and encourages click-bait content, what's the right metric to replace it? Here are three strategies (all with relevance i...

December 2, 2019

By Gary Angel

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Missing the Forest While Counting Trees : Content Consumption and Tactical Metrics

The Measurement Minute by Gary Angel   Game-ability isn't the only way metrics can go wrong. Sometimes, a metric's problems are revealed when it accomplishes exactly what you intended with...

November 25, 2019

By Gary Angel

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Gameable Metrics: College Board 2 : Students and Universities 0

The Measurement Minute by Gary Angel   Not every metric that can be measured should be measured. Some metrics used as KPIs turn out to be easily gameable - resulting in an arms race to opt...

November 11, 2019

By Gary Angel

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After the Apocalypse: the Virtues of Cloud Infrastructure

The Measurement Minute with Gary Angel   California got a little taste of life after the Apocalypse last week and boy did it suck. The latest Measurement Minute reflects on the virtues of ...

November 6, 2019

By Gary Angel

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