Epistemic Twins: Enabling a Symbolic Science of Language Model Knowledge

Simon Razniewski, Shrestha Ghosh, Luca Giordano, Yujia Hu, Josua Kowalzik, Tuan-Phong Nguyen


Abstract
Large Language Models (LLMs) are impactful yet opaque artifacts. Subsymbolic by design, they are defined by billions of numeric weights that interact in a largely inscrutable manner. Current analysis paradigms are either black-box benchmarks that test model performance on pre-defined tasks, or mechanistic interpretability approaches that trace back outputs to specific weights. Both analysis methods are limited by the experimenter’s hypothesis space - one must know what to look for to find it. In this article, we argue for a third, radically different analysis paradigm: Epistemic Twins. We propose constructing large-scale symbolic approximations of LLMs in human-readable formats. This enables the comprehensive inspection of factual knowledge (or beliefs) inherent in the model without predefining hypotheses, facilitating large-scale auditing towards better understanding and explainability.
Anthology ID:
2026.akbc-1.1
Volume:
Proceedings of the 11th Workshop on Automated Knowledge Base Construction (AKBC 2026)
Month:
October
Year:
2026
Address:
Budapest, Hungary
Editors:
Jan-Christoph Kalo, Ndapa Nakashole, Simon Razniewski, Fabian M. Suchanek, Andreas Vlachos, Andrew McCallum
Venues:
AKBC | WS
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
1–7
Language:
URL:
https://aclanthology.org/2026.akbc-1.1/
DOI:
Bibkey:
Cite (ACL):
Simon Razniewski, Shrestha Ghosh, Luca Giordano, Yujia Hu, Josua Kowalzik, and Tuan-Phong Nguyen. 2026. Epistemic Twins: Enabling a Symbolic Science of Language Model Knowledge. In Proceedings of the 11th Workshop on Automated Knowledge Base Construction (AKBC 2026), pages 1–7, Budapest, Hungary. Association for Computational Linguistics.
Cite (Informal):
Epistemic Twins: Enabling a Symbolic Science of Language Model Knowledge (Razniewski et al., AKBC 2026)
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PDF:
https://aclanthology.org/2026.akbc-1.1.pdf