rafmacalaba/data-use-mentions-tiered

Data-use mentions — tiered copy (T1∪T2-only supervision) Derived from rafmacalaba/data-use-mentions (originals untouched). Same windows, same text; spans judged tier3_nonmention or junk (Luna verdicts; unjudged train spans via v3 tier classifier at p_t3+p_junk >= 0.9) are UNTAGGED — text stays, so they act as hard negatives for span-extraction training. Total untagged: 28807 spans. Labels: single DATA_MENTION class (kept spans = T1 evidential ∪ T2 declaration). Specificity… See the full description on the dataset page: https://huggingface.co/datasets/rafmacalaba/data-use-mentions-tiered.

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