Mapping Where Arrests Frequently Occur in San Francisco Using Crime Data

Let’s plot 587,499 arrests on top of a map of San Francisco for fun and see what happens.

December 7, 2015 · 8 min

Analyzing San Francisco Crime Data to Determine When Arrests Frequently Occur

Spoilers: Most arrests in San Francisco happen Wednesdays at 4-5 PM. For some reason.

December 4, 2015 · 10 min

How to Visualize New York City Using Taxi Location Data and ggplot2

I had posted a visualization of NYC taxis using ggplot2. Due to popular demand, I’ve cleaned up the code and have released it open source, with a few improvements.

November 16, 2015 · 8 min

Quantifying and Visualizing the Reddit Hivemind

If we can find out which topics Reddit users tend to upvote, we can identify what keywords are most attractive to the Reddit hivemind.

October 9, 2015 · 6 min

How to Analyze Every Reddit Submission and Comment, in Seconds, for Free

With Reddit data in BigQuery, quantifying all the hundreds of millions of Reddit submissions and comments is trivial.

October 2, 2015 · 7 min