SP500207 NIST Special Publication 500-207: The First Text REtrieval Conference (TREC-1) CLARIT TREC Design, Experiments, and Results chapter D. Evans R. Lefferts G. Grefenstette S. Handerson W. Hersh A. Archbold National Institute of Standards and Technology Donna K. Harman lbpic Corptts Hand [OCRerr]ighting Source-Query 4 Part-Thes [OCRerr] FTmLUrC I Sco[iIl[OCRerr] I Pseudo-Thes ½ Thesaurus Discovery A Relevant ________1Hand1 [OCRerr] 2000-Doc Does Review Partition (½¼OoO-DOC [OCRerr]1t'on Figure 22: ([OCRerr]LARIT [OCRerr]A"[OCRerr]E[OCRerr]'okiii.g Top 200 Do[OCRerr][OCRerr] \[OCRerr]tor Space Ranking m SOQICO-Query IDF.TF [OCRerr] 2000 Scored Does 2000 Does [OCRerr] [OCRerr]Scoring[OCRerr] Relevant ¾ [OCRerr] m]Intemect [OCRerr] Does Query Supplementing Does FinaiQuery[OCRerr]ctor Source-Query Figure 23: CLARIT [OCRerr] 272