Posts Taged math

SMOTE Visualization, for (Data) Science!

Visualization of the SMOTE algorithm

My bus ride to and from the Limnu office is about half an hour each way. I like to spend that time listening to podcasts. I like all kinds of them: science, comedy, news, arts, startup advice (natch), and everything in between.

I recently started listening to Linear Digressions hosted by Katie Malone and Ben Jaffe, and it's already one of my favorites. They talk about data science and machine learning, and they present it in a very approachable way.

Whoa, hang on! I know some of you saw that previous paragraph and thought "well, that's not for me".  Bear with me for a minute: it's not as scary as it sounds, it's actually pretty cool. And this post ends with a photo of some amazing coastlines.  Stick around, this will be fun!

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Sketch: Lerp, Unlerp, and Remap

One of my favorite and most often used functions of all time is “remap”. That is not a standard name, it’s just what I call it. Remap is a more general version of the well known "lerp", which if you haven’t heard of it before, comes from smooshing the words “linear" & "interpolate” together, and remap can be built using lerp and its inverse, "unlerp".

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Sketch: Easy 90 degree vector rotation

I was putting clickable name tags into Limnu the other day – they show up when multiple people are drawing, and someone draws somewhere you can’t see. A name tag appears on the border of your screen, and you can click it to zoom over to their view.

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