2 papers
cs.AI2026
Hindsight Compacts but Does Not Repair: Rethinking On-Policy Self-Distillation in Reasoning Models
Jaehoon Kim, Dongha Lee
On-Policy Self-Distillation (OPSD) has emerged as a promising post-training method: requiring only privileged context, it enables token-level credit assignment from a self-teacher…
math.DG2026
A Ruh-Vilms theorem for hypersurfaces in Weitzenböck geometry
Dongha Lee
A well-known theorem by Ruh and Vilms states that the Laplacian of the Gauss map for a smooth immersion into Euclidean space is given by the covariant derivative of the mean curvat…