Author

Hunar Batra

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Jul 2026

Reasoning Fine-Tuning Induces Persistent Latent Policy States

This work modeling Chain-of-Thought reasoning as a switching dynamical system (SDS) suggests that reasoning fine-tuning globally reorganizes latent dynamics, offering a new lens for mechanistic analysis and process-level control of reasoning models.

Abir Harrasse, Michael Lan, Hunar Batra et al. · arXiv.org · 0 citations

#artificial intelligence Jul 2026

Constitutional Midtraining: Content Presence Drives Alignment Gains

Post-training alignment is often shallow, eroding under fine-tuning. It remains untested as to whether constitutional midtraining interventions can produce durable alignment when cleanly isolated from post-training. We build a 394M-token constitutional corpus from Anthropic's Constitution and apply constitutional midtr...

D. Cho, Cameron Tice, Bernie Hogan et al. · arXiv.org · 1 citation