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Data Science

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You may be familiar with principles for good data visualization when it comes to ordinary bar plots, scatterplots, and line plots. However, geospatial data visualization has its own set of principles for effective and honest communication. The answer to what is the “best” style of geospatial data visualization often depends on the type of data

At the 14 July R User Meetup, hosted at Atlan, I had the pleasure of briefly introducing the relatively new tidytext package, written by Julia Silge (@juliasilge) and David Robinson (@drob). Essentially this package serves to bring text data into the “tidyverse”. It provides simple tools to manipulate unstructured text data in such a way that it can be analyzed…

Unleashing the power of alternative data to transform India’s battle against malaria Too many malaria cases, too little data Today, India is fighting one of its toughest battles against malaria. With a malaria prevalence rate 1.5 times greater than that of Southeast Asia, India accounts for over 67% of malaria cases in the region. What’s even more worrying, however, is that this…

One of the first things we are taught in Programming 101 is to write a well-structured and commented code. And as any newbie would, we ignore this lesson and focus on achieving the end result. Recently, I coded a R (the R language!) script to be run on files amounting to 30 GBs! This was my first professional experience after…

What is an outlier? In short, it’s a data point that is significantly different from other data points in a data set. The long story? There isn’t a strong mathematical definition for what is or isn’t an outlier. In the end, detecting and handling outliers is often a somewhat subjective exercise. So how can you dive into a new data…

Last week, we analyzed data on 475 coups around the world from the past 66 years and learned that another coup in Turkey wouldn’t be shocking. This week, we turn our attention to the economic impact of coups. Geopolitics and economics tend to have a messy, confusing relationship. And where there is confusion, there’s often only one way of getting…

On July 15, 2016, a group within the Turkish Armed Forces tried to seize control of the Turkish government. The attempted coup ended a day later when forces loyal to President Recep Tayyip Erdoğan beat back the dissidents. Predictably, there was an explosion of news articles and commentary about the coup, its implications for Turkey, and how this coup compared to previous coups. However, we noticed something odd in these articles.…