Author: Randy Olson
Dr. Randy Olson is the Lead Data Scientist at Life Epigenetics, Inc., where he is bringing advanced data science and machine learning technology to the life insurance industry.

Does batting order matter in Major League Baseball? A simulation approach

If you’ve ever watched Major League Baseball, one of the feature points of the sport is the batting line-up that each team decides upon before each game. Traditional baseball logic tells us that speedy, reliable hitters like Trea Turner should

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Traveling salesman portrait in Python

Last week, Antonio S. Chinchón made an interesting post showing how to create a traveling salesman portrait in R. Essentially, the idea is to sample a bunch of dark pixels in an image, solve the well-known traveling salesman problem for

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How many college football teams can you watch in-person in one football season?

The college football season once again came to an end back in January, which now leaves us college football fans with nothing to do but post football memes online and feign interest in other sports until August rolls around again.

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How Americans make a living based on their age

As I discussed in my last post, certain industries in the U.S. draw a younger (or older) demographic than others. There are a variety of reasons that younger people are more likely to work in a shoe store than a

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Top 10 oldest and youngest industries in the U.S.

Ever wondered what industries employ the youngest and oldest people? Wonder no more. To create the visualization below, I pulled the employment data from the U.S. Bureau of Labor Statistics web site to rank all of the industries by the

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Machine Learning Madden NFL: The best player position switches for Madden 17

A couple weeks ago, I wrote about my initial efforts toward using machine learning to model the “master equations” that govern the Madden NFL player ratings system. This week, I’d like to put those models to use to compute the

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Machine Learning Madden NFL: How Madden player ratings are actually calculated

For the past few months, I’ve been playing Madden NFL 17 in my free time. I really enjoy the team-building aspect of the franchise mode, where I’ve taken on challenges such as finally bringing the Lombardi trophy home to Philadelphia.

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Republican-leaning states tend to have more traffic deaths

Back in 2014, the U.S. Department of Transportation released a report on the (normalized) number of traffic deaths in each U.S. state. As I looked through the list, I noticed an odd correlation between the political leanings of a state

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Python 2.7 still reigns supreme in pip installs

The Python 2 vs. Python 3 divide has long been a thorn in the Python community’s side. On one hand, Python package developers face the challenge of supporting two incompatible versions of Python, which is time that could be better

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Evolution of active categorical image classification via saccadic eye movement

I put together a couple demo videos for our Active Categorical Classifier (ACC) project that we’ll be presenting at the PPSN 2016 conference. If you’re interested in this project and can’t wait for PPSN, we have: a preprint of the

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