New Method Estimates LLM Semantic Uncertainty Without NLI Using Geometry-Aware Clustering
A new arXiv paper proposes embedding-based semantic uncertainty estimation for LLMs, replacing natural language inference with geometry-aware clustering to flag fluent but incorrect responses.
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- 2026-11-04 05:00 · arXiv cs.LG
Embedding Semantic Entropy: NLI-Free Semantic Uncertainty Estimation with Geometry-Aware Clustering