Genuine web-domain reranking: for each of 50 PT-BR queries, rerank the ~100 first-stage candidates (BM25 top-100 over the full 1M-passage Quati Brazilian web corpus, unioned with human-judged passages) under graded relevance 0-3. Candidates include lexical hard negatives, so the task is distinct from first-stage retrieval. Complements JurisTCUReranking (legal) with a web-domain probe.
Part of MTEB-BR — the native Brazilian-Portuguese MTEB sub-benchmark. Task type:… See the full description on the dataset page:
https://huggingface.co/datasets/MTEB-BR/quati-reranking.
