ISR10 Search Request Formulation 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. Original 1st Iteration 2nd Iteration 2nd Ithation Query (eq. (s.is)) (eq. (5.14)) Rank Doc. No. Rank [OCRerr]oc. No. Rank boc. No. Rank I)oo. No. 1 516 1 516 1 516 1 516 2 129 2 515 2 515 2 515 5 515. 5 129 S 129 5 1 29 4 176 :4 176 4 176 4 176 7 571 5 571 5 372 5 571 29 372 6 572 6 571 6 572 58 241 14 241 10 241 7 241 42 515 46 515 68 515 59 515 74 264 151 264 176 264 90 264 j. (The documents marked were used in the modification algorithm.) Retrieved Ranks of Relevant Documents for Query "Automata1', Comparing Original Results with Those Obtained on Successive Iterations Figure 5.15