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--- |
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license: apache-2.0 |
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task_categories: |
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- question-answering |
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language: |
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- zh |
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size_categories: |
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- 1M<n<10M |
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--- |
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# T2Ranking |
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T2Ranking is a large-scale Chinese benchmark for passage ranking. The details about T2Ranking are elaborated in [this paper](https://github.com/THUIR/T2Ranking). |
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The download links and data formats are presented in the following table. |
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| Description | Filename | File size | Num Records | Format | |
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|-------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------|----------:|-----------------------------------:|----------------------------------------------------------------| |
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| Collection | [collection.tsv](https://todo/collection.tsv) | 3.5 GB | 2,303,643 | tsv: pid, passage | |
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| Queries Train | [queries.train.tsv](https://todo/queries.train.tsv) | 9.8 MB | 258,042 | tsv: qid, query | |
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| Queries Dev | [queries.dev.tsv](https://todo/queries.dev.tsv) | 1.9 MB | 49,662 | tsv: qid, query | |
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| Qrels Train | [qrels.train.tsv](https://todo/qrels.train.tsv) | 29 MB | 1,613,421 | TREC qrels format | |
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| Qrels Dev | [qrels.dev.tsv](https://todo/qrels.dev.tsv) | 13 MB | 781,949 | TREC qrels format | |
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| Qrels Retrieval | [retrieval_qrels.tsv](https://todo/retrieval_qrels.tsv) | 14 MB | 980,060 | tsv:qid, pid | |
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