Structural guidance improves language models’ long-horizon reasoning under sparse rewards

SAGE narrows unproductive reasoning branches and supplies depth-sensitive signals using algebraic sparsification and hyperbolic state embeddings.

Top University
Xinyue Zeng · Jiawei Zhang · Yujun Yan · Dawei Zhou

Virginia Tech · University of Wisconsin Madison · Dartmouth College

Research Digest··2 min read
Zeng et al.

The authors introduce Symbolic Closure Analysis, a theoretical framework for reasoning spaces in which each step must satisfy local constraints.

Why this paper

From Dartmouth College and 2 others · Released code · Part of Credit Assignment in Agentic RL, now 20 papers

In one line

SAGE mitigates exploration and compounding biases in long-horizon reasoning via algebraic sparsification and hyperbolic embedding.

What it released

Code

What we could check

  • ✓Code link in the paper (github.com)
  • ·No weights link found
  • ·No dataset link found
  • ·No compute details found
  • ·No stated limitations found
  • ✓Reports numbers on named benchmarks

Observed from the paper text and links we have. Absence here means we did not find it, not that it does not exist.

§
newspaper

Research Digest

Articles published under the Zotpaper byline are synthesized from multiple source publications by our AI editor and reviewed by our editorial process. Each story combines reporting from credible outlets to give readers a balanced, comprehensive view.