Author

C. M. Friedrich

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#natural language process... Preprint Jan 2026

eTracer: Polarity-Aware Evidence Grounding

This work formalizes polarity-aware evidence grounding: linking each response sentence to its contextual evidence with a supporting, contradicting, or irrelevant label, and proposes eTracer, a post-hoc framework whose context-aware signed scorer recovers the full evidence map in a single forward pass per response.

Bo-Hao Chu, Qianli Wang, Hendrik Damm et al. · 0 citations

#natural language process... Preprint Sep 2026

Locally Sound, Globally Insufficient: The Local-Global Gap in Multi-Hop Reasoning

Instead of post-hoc diagnosis, E-Closure is introduced to supervise three dependencies for reliable reasoning during training, combining generation supervision on supported original and counterfactual responses with bidirectional switching constraints.

Bo-Hao Chu, Hendrik Damm, Qianli Wang et al. · 0 citations