I was watching a later series of QI recently and couldn’t help but notice that Alan Davies was winning quite a few episodes. That prompted me to ask the question: is Alan Davies getting better at QI?
Read More...I’ve often read the advice that side projects should be solving problems or answering questions that you yourself are interested in. To that end, I’ve always wanted to know how well the Hungarian national team have done against various countries worldwide and to explore this question, I scraped the matches played by the Hungarian national team and made an interactive world map.
Read More...A mini project to visualise the votes for the 2016 FIFA Awards, to see which country voted for which player.
Read More...A discussion of “method chaining” in pandas. Used for better readability, or harder debugging, depending on how you look at it.
Read More...Having an accurate machine learning model may be enough in itself, but in some cases the only way to turn it into a business decision is if you can understand why it’s getting the results it’s getting. In this short tutorial I want to show a quick way to visualise a trained decision tree in Python.
Read More...In this post I look at a practical example of k-means clustering in action, namely to draw puppies. I also touch on a couple of more general points to consider when using clustering.
Read More...An introduction to the popular k-means clustering algorithm with intuition and Python code.
Read More...As part of my commitment to occasionally talk about “programming for data scientists”, I want to share ideas that will facilitate this to help data scientists focus on important stuff. In this post I want to share some thoughts on how to make your Jupyter notebooks easier to “productionise”.
Read More...My first attempt to bridge the gap between the two disciplines of programming and data science, by talking about programming concepts useful for data scientists, and vice versa. Today: duck typing.
Read More...A quick tutorial on how to connect to Google Sheets in Python, so you can access it like a regular csv file.
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Hi there, I’m David; data scientist and software solutions architect. Here, I write about technology, software, and data topics.