ISR10 Scientific Report No. ISR-10 Information Storage and Retrieval The Query-Document Matching Function chapter Joseph John Rocchio Harvard University Gerard Salton Use, reproduction, or publication, in whole or in part, is permitted for any purpose of the United States Government. 4-25 N [OCRerr] Number 0£ [OCRerr]ocuments with a correlation Yes Is N > n'? No FAIL ¼ a - 1. Nb [OCRerr] N[OCRerr]imber of [OCRerr]ocuments with correlation I Yes No 4 PASS FA: L Flowchart of Region Density [OCRerr]est Fi[OCRerr][OCRerr]e 4.4 n2 >n1 fri >F2