Levi Neuwirth

• Beyond Comorbidity Indices 28 March 2026

  A permutation-invariant deep-learning model that learns ICD-10-CM code representations improved 30-day readmission prediction (AUC 0.7496 vs 0.6553 for CCI) and postdischarge in-hospital mortality prediction (AUC 0.8557 vs 0.7844 for age-adjusted CCI) compared with standard comorbidity-index baselines in a national claims database of over 51 million adult hospitalizations.

  researchresearch/machine-learning
• Empirical Musings on Spaced Repetition for Learning Beyond Memorization 26 March 2026

  A compendium of years of informal, empirical experiments aimed at extending the efficacy of Anki beyond rote memorization to more intricate levels of learning.

  nonfictionresearchresearch/informalmiscellany
• A Test Essay 14 March 2026

  A comprehensive end-to-end exercise of the Hakyll pipeline — typography, code, math, sidenotes, filters, tables, exhibits, and annotations.

  meta
• The Philosophical Legacy of Dostoevsky's Implicit Rejection of Logic and Science in Part I of Notes from Underground 24 October 2025

  Notes from Underground is widely admired as a cornerstone of literature, culture, and philosophy. This paper develops the argument that the primary philosophical undercurrent is a rejection of logic and science as end-alls in modern life, traced through comparison with the more explicitly articulated works of Dostoevsky’s contemporaries and successors: Nietzsche, Heidegger, Shestov, Ellul, Sartre, Camus, Husserl, and Arendt.

  nonfictionnonfiction/philosophy