Karpathy had a different interpretation (in the green bar at the top of the page). For example, purple would be neuroscience. In addition to adjusting k, anoth

Karpathy had a different interpretation (in the green bar at the top of the page). For example, purple would be neuroscience. In addition to adjusting k, another change that might be interesting would be to include also previous years' papers in the model estimation. Changes in component (topic) weights year-over-year could perhaps reveal something about the topics, or the papers.