Dataset from Hugging Face · lightonai

lightonai/trec-covid-decontaminated

License
MITcommercial use allowedLicense text
This license allows commercial use. Usually you must credit the author; read the license for the exact terms.
Formats
parquet, PARQUET
Size
54 MB
Updated
Mar 25, 2026

Description

trec-covid (Decontaminated) A decontaminated version of the trec-covid dataset from the BEIR benchmark, with samples found in the mgte-en pre-training dataset removed. Decontamination methodology Contamination was detected using a two-pass approach against the full mgte-en dataset (484 GB, 1,235 parquet files): Pass 1: Exact hash matching All texts (queries and corpus documents) were normalized (lowercased, unicode NFKD, whitespace collapsed) and…

Description from Hugging Face, shortened.

Files (3)

  • PARQUETcorpus.parquet54 MB
  • PARQUETqrels_test.parquet299 kB
  • PARQUETqueries.parquet5.1 kB

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