The set of lines perpendicular to a curve are tangent to a second curve called the evolute. The lines perpendicular…

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## Twisted elliptic curves

This morning I was sitting at a little bakery thinking about what to do before I check out of my…

Continue Reading## Measuring Performance: AUPRC

Measuring Performance: AUPRCRachel Lea Ballantyne DraelosBlockedUnblockFollowFollowingMar 2The area under the precision-recall curve (AUPRC) is another performance metric that you can…

Continue Reading## Modern Astrophysics At The Forefront of Data Science

So, what can we do with this data?Figure 3. Simplified diagram showing exoplanet transiting in front of the host star…

Continue Reading## Curves & how they’re stored in computers

Spoiler alert: It’s not so complicated. Let’s say you were given an interesting function f(x) that describes an arbitrary curve,…

Continue Reading## Move Over ROC Curve, There’s a Better Graph for Population Health

Move Over ROC Curve, There’s a Better Graph for Population HealthA new graph to communicate model accuracyDave DeCaprioBlockedUnblockFollowFollowingMay 17What’s the best…

Continue Reading## Kaplan Meier curves: an introduction

Kaplan Meier curves: an introductionRuben Van PaemelBlockedUnblockFollowFollowingMay 2All data in this post is simulated. The code can be found on…

Continue Reading## Machine Learning Classifier evaluation using ROC and CAP Curves

Machine Learning Classifier evaluation using ROC and CAP CurvesKaran BhanotBlockedUnblockFollowFollowingMar 10Photo by Isaac Smith on UnsplashWhile there are several metrics such as…

Continue Reading## A Gentle Introduction to Learning Curves for Diagnosing Machine Learning Model Performance

A learning curve is a plot of model learning performance over experience or time. Learning curves are a widely used…

Continue Reading## The point at infinity

As I explained in an earlier post, a first pass at the definition of an elliptic curve is the set…

Continue Reading## What is an elliptic curve?

Elliptic curves are pure and applied, concrete and abstract, simple and complex. Elliptic curves have been studied for many years…

Continue Reading## Addition on Curve1174

I’ve written about elliptic curve and alluded to the fact that there’s a special kind of addition for points on the…

Continue Reading## Using the Economics Value Curve to Drive Digital Transformation

Figure 1: Economic Value CurveThe only way to improve operational uptime given the economic value curve is to spend more…

Continue Reading## Receiver Operating Characteristic Curves Demystified (in Python)

The model performance is determined by looking at the area under the ROC curve (or AUC)..To create this, probability distribution,…

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