Learning about Campaign Optimization

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An Essential Primer on Full and Fractional Factorial Test Design

What are full and fractional factorial test designs? How do they relate to optimization and what about interactions?
Once you get down and dirty with testing, these questions matter. Whether selecting an optimization platform or trying to thoroughly understand the tests you are building, grasping these concepts will put you in greater control and allow you [...]

What is Taguchi? How does it relate to testing?

Multivariate testing is a buzz word these days, but the buzzword of multivariate testing seems to be Taguchi. However, that term is being abused. Do you know what Taguchi really means? I wasn’t even positive, so to get some background, I did some research and talked with Vladimir (Widemile’s Chief Scientist).
The name and [...]

Google Optimizer is slow (or Not all Multivariate Testing is the same)

Without knowing it, people might assume that there’s only one method to multivariate testing. That it has been long figured out by math and statistic wizards. I have learned otherwise from Widemile’s personal math wizard, Chief Scientist, Vladimir Brayman.
(Just as a side note, he does not have a typical office. Rather than [...]