### An Interactive Fagan Nomogram

mathematics

data-science

The Fagan nomogram (Fagan 1975) is a nomogram (Wikipedia contributors 2022) that computes the probability of the presence of some condition based on an imperfect test and varying pre-test probabilities. It is a very handy tool to understand Bayes’s…

### Error-Correcting Output Codes

explainers

data-science

Often it will be the case that we can model a process we care about as two parties communicating with one another over a

*noisy channel*. Sometimes this is very straightforward: if you’re sending the content of a website to a cellphone, the radio in the cellphone will need to be able to figure out when the…
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