Author Archives: nEquals30

Making Maps in “Time-Space” with Python

You can find the code for this on my Github. I walk through it there. How can we make maps by travel-time, rather than distance? This project was inspired by this analysis from Gradient Metrics in which they re-projected Manhattan Island into “Timespace”, which shows how long it takes to get from any two points… Read More »

I made a GIF with ggplot2 and rworldmap

In my last post, I mentioned that I was interested in exploring the mapping capabilities of ggplot2. Well, shortly after I wrote that, I was searching the internet for “ggplot2 animated gif”, and I stumbled across this excellent walkthrough by Rafael Periera, which he had posted just minutes earlier! His blog, Urban Demographics is coincidentally… Read More »

Linkwrap: Wifi Strength and Markov Chains

Victor Powell (setosa.io) created this interactive D3.js explanation of what Markov Chains are.   MIT’s SENSEable City Lab created this cool analysis of address-books in Portugal. The gist of it is that there are more contacts-per-person in large cities, but those networks aren’t more inter-connected (the idea of “urban villages”).   PHD student Jason Cole… Read More »

Linkwrap: All Kinds of Disasters

Isoscope shows you how far you can travel from any location in a given amount of time. Could be really useful when you consider the next item:   NUKEMAP is for the more paranoid of you. It lets you detonate a hypothetical nuclear weapon and see what the damage would be like.   A map… Read More »