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Game Theory Driven Multi-Agent Framework Mitigates Language Model Hallucination

Source

arXiv

arxiv.org/abs/2607.08403v1

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Plain-Language Brief

Researchers present G-Frame, an adaptive multi-agent framework that reduces hallucinations in lightweight large language models used in rule-based scientific domains. The framework is based on Bayesian and team game principles and has been used to create a 7B model called OmniChem, which performs as well as GPT 4o mini on custom benchmarks and ChemBench while having fewer hallucinations. The researchers also show the advanced capabilities of OmniChem in molecular design and synthesis planning.

What the Document Says

  • The application of lightweight Large Language Models in rule-based scientific domains is limited by their tendency to mimic linguistic patterns rather than reproduce axiomatic reasoning, causing frequent hallucinations.
  • G-Frame is an adaptive multi-agent framework that establishes an automated closed-loop for high-quality data synthesis and model training.
  • G-Frame integrates Bayesian and team game principles.
  • The internalization of domain constraints through structured reasoning was used to synthesize a specialized corpus of 363,045 chains-of-thought and 199,589 question-answer pairs.
  • The resulting model is called OmniChem, which has a size of 7B.
  • OmniChem achieves performance parity with GPT 4o mini on custom benchmarks and ChemBench while exhibiting a 79.46% reduction in hallucinations relative to its base architecture.
  • The researchers demonstrate the advanced capabilities of OmniChem in molecular design and synthesis planning.

Key Concepts Mentioned

  • large language models
  • rule-based scientific domains
  • hallucinations
  • G-Frame
  • Bayesian principles
  • team game principles
  • synthesized corpus
  • OmniChem
  • molecular design
  • synthesis planning

Claims Made by the Document

  • The application of lightweight Large Language Models in rule-based scientific domains is limited by their tendency to mimic linguistic patterns rather than reproduce axiomatic reasoning, causing frequent hallucinations.
  • G-Frame can establish an automated closed-loop for high-quality data synthesis and model training.
  • The internalization of domain constraints through structured reasoning can help reduce hallucinations in language models.
  • OmniChem achieves performance parity with GPT 4o mini on custom benchmarks and ChemBench while having fewer hallucinations.
  • Advanced capabilities of OmniChem have been demonstrated in molecular design and synthesis planning.

Evidence Used

  • The text states that the application of lightweight Large Language Models in rule-based scientific domains is limited by their tendency to mimic linguistic patterns.
  • The text describes G-Frame as an adaptive multi-agent framework that establishes an automated closed-loop for high-quality data synthesis and model training.
  • The text mentions the internalization of domain constraints through structured reasoning was used to synthesize a specialized corpus.
  • The text states that OmniChem achieves performance parity with GPT 4o mini on custom benchmarks and ChemBench while exhibiting a 79.46% reduction in hallucinations.
  • The text mentions the advanced capabilities of OmniChem have been demonstrated in molecular design and synthesis planning.

Methods / Approach

UNKNOWN

Limitations Stated by the Authors

UNKNOWN

Limitations Noted by the Agent

Agent interpretation — not from the source.

UNKNOWN

Open Questions

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Notes for Future Q&A

May include interpretation. Labeled where it does.

UNKNOWN

Raw Abstract / Excerpt

The application of lightweight Large Language Models in rule-based scientific domains remains severely limited by their tendency to mimic linguistic patterns rather than reproduce axiomatic reasoning, causing frequent hallucinations. Here, we show that G-Frame, an adaptive multi-agent framework integrating Bayesian and team game principles, establishes an automated closed-loop for high-quality data synthesis and model training. By forcing the internalization of domain constraints through structured reasoning, we synthesized a specialized corpus of 363,045 chains-of-thought and 199,589 question-answer pairs. The resulting 7B model OmniChem achieves performance parity with GPT 4o mini on custom benchmarks and ChemBench while exhibiting a 79.46% reduction in hallucinations relative to its base architecture. We further demonstrate the advanced capabilities of OmniChem in molecular design and synthesis planning. This work establishes a scalable paradigm utilizing adaptive multi-agents to overcome inherent reasoning deficiencies, offering a feasible pathway for accelerating knowledge discovery in specialized scientific fields.