| Evaluation
Setup |
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| • | Training data |
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| – | 3k corresponding
path pairs from 10k QA |
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| pairs (TREC-8, 9) |
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| • | Test data |
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| – | 324 factoid
questions from TREC-12 QA task |
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| • | Passage retrieval
on top 200 relevant |
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| documents by TREC |
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