PPolySim OS
For First Responders · Naive Bayes

Naive Bayes for a compiler

Built for first responders planning or training for real incidents. Run fast what-if scenarios for response planning and training — no software to install in the field. Simulate a compiler live below — adjust the inputs and watch it respond, right in your browser.

Naive Bayes ClassifierLive

Controls

Presets

Naive Bayes models each class as a probability distribution and assigns a new point to whichever class makes it most likely, weighted by the prior. Where the weighted curves cross is the decision boundary. It is fast, simple, and famously strong on text. Educational tool.

▶ Run in Python

Data Inspector

Decision boundary0.28
Class overlaplow (easy)

Governing equation

Reading this result: Well-separated classes with a balanced prior put the boundary right between the means, exactly where the two weighted curves cross.

Runs locally in your browser — free forever. Scale to the cloud when reality gets heavy.

or unlock everything with Pro →

More with Naive Bayes

Frequently asked questions

Is this good for first responders?
Yes — this version of "Naive Bayes for a compiler" is framed for first responders planning or training for real incidents. Run fast what-if scenarios for response planning and training — no software to install in the field.
Do I need to install anything?
No. It runs in any modern browser, free, with no account required.