Lucene impact index of the MS MARCO V2 segmented document corpus for uniCOIL (noexp).
This index was generated on 2022/02/19 at Anserini commit 9ea315 on orca with the following command:
target/appassembler/bin/IndexCollection \
-collection JsonVectorCollection \
-input /store/collections/msmarco/msmarco_v2_doc_segmented_unicoil_noexp_0shot \
-index indexes/lucene-index.msmarco-v2-doc-segmented-unicoil-noexp-0shot.20220219.6a7080/ \
-generator DefaultLuceneDocumentGenerator \
-threads 18 -impact -pretokenized -optimize