Experimental
Small interactive experiments in scientific reasoning.
The case-mix illusion
Change where cases and controls come from. See pooled area under the ROC curve rise or fall while discrimination inside each setting stays fixed.
Synthetic population mathematics. No patient data or clinical validation.
Added 2026-10-01
Which sandpile matches the brain?
Drop grains on a sandpile and watch avalanches. Compare 2D grids, 3D grids and random wiring with the 3/2 power law measured in cortex.
Synthetic simulation written by Claude, an AI model. No patient data.
Added 2026-10-01