Data - Web 2011

trec.nist.gov: https://trec.nist.gov/data/web2011.html

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• Corpus: http://lemurproject.org/clueweb09/
• Topics: 2011 Web Track topics (query field only) | Full topic statements for 2011 topics
• Qrels: qrels.adhoc | qrels.diversity | qrels-for-ndeval
• ir_datasets: https://ir-datasets.com/clueweb09.html

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Other: README file about the evaluation | gdeval.pl (compute nDCG and ERR) | ndeval.c (diversity eval)