TABLE 4.3 Common Test Corpora

Collection	NDocs	NQrys	Size (MB)	Term/Doc	Q-D RelAss
ADI	82	35
AIT	2109	14	2	400	>10,000
CACM	3204	64	2	24.5
CISI	1460	112	2	46.5
Cranfield	1400	225	2	53.1
LISA	5872	35	3
Medline	1033	30	1
NPL	11,429	93	3
OSHMED	34,8566	106	400	250	16,140
Reuters	21,578	672	28	131
TREC	740,000	200	2000	89-3543	» 100,000