Cranfield collection. 1398 abstracts (numbered 1 through 1400). Aerodynamics. Smallish collection, with large number of queries (225) This directory contains: -rw-rw-r-- 1 chrisb wheel 1446 Feb 14 18:30 README This file. -rw-rw-r-- 1 chrisb wheel 592375 Feb 14 17:47 cran.all.Z Compressed version of document text. Uncompressed version is 1644706 bytes -rw-rw-r-- 1 chrisb wheel 6754 Feb 14 17:47 qrels.text.Z Relation giving relevance judgements. Columns of file are query_id doc_id 0 0 to indicate doc_id is relevant to query_id. Uncompressed version: 21391 -rw-rw-r-- 1 chrisb wheel 12125 Feb 14 17:47 query.text.Z Text of queries. Uncompressed: 28039 -rw-rw-r-- 1 chrisb wheel 559608 Feb 14 18:02 tf_doc.Z Indexed documents. Columns of file are doc_id 0 concept_number tf_weight stemmed_word to indicate stemmed_word occurs in doc_id tf_weight times, and has been assigned the designator concept_number. Uncompressed: 2003724 -rw-rw-r-- 1 chrisb wheel 17226 Feb 14 17:50 tf_query.Z Indexed queries. Columns of file are query_id 0 concept_number tf_weight stemmed_word to indicate stemmed_word occurs in query_id tf_weight times, and has been assigned the designator concept_number. Uncompressed: 28039