Reproduce “Symbolic Working Memory Enhances Language Models for Complex Rule Application” on OpenResearch

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About this paper

Siyuan Wang, Zhongyu Wei, Yejin Choi, Xiang Ren

A neurosymbolic framework augments Large Language Models with an external symbolic working memory, significantly improving their multi-step deductive reasoning capabilities and robustness, particularly when applying complex rules from non-sequential or noisy inputs. This approach consistently outperforms existing methods across diverse reasoning tasks and different LLM backbones.

Key insights

  • Decomposing multi-step reasoning into distinct symbolic rule grounding and LLM-based rule implementation stages significantly enhances LLM performance and robustness in complex deductive tasks.
  • Augmenting LLMs with an explicit, structured symbolic working memory addresses their limitations in tracking dynamic information and handling non-sequential or noisy rule inputs more effectively than purely neural approaches.
  • The synergistic combination of symbolic precision and neural flexibility offers a promising paradigm for designing more reliable and interpretable AI systems for multi-step logical reasoning.

Summary by alphaXiv.

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