R function for calculating confusion matrix rates

Last updated: 2023/03/10 I often forget the names and aliases (and how to calculate them) of confusion matrix rates and have to look them up. Finally, I had enough and was looking for a single function that could calculate the most commonly used rates, like sensitivity or precision, but I couldn’t find one that didn’t…

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Grepping PowerPoint files

Last updated: 2023/03/07 I’m not really a fan of PowerPoint but it’s ubiquitous in research, so I have to work with them. Sometimes I need to find a slide amongst a pile of PowerPoint files and waste a lot of time opening and closing files. I wondered whether I could grep PowerPoint files and sure…

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