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. 3-33 Document Document Correlation User Feedback Rank iNumber 1 351 .65 \\ Relevant 2 353 .42 Relevant 3 350 .41 Relevant 4 163 .36 Relevant 5 82 .35 --- 6 1 .32 --- 7 208 .27 [OCRerr]ot Relevan[OCRerr] 8 225 I 25 [OCRerr]ot Relevan[OCRerr] 54 .24 10 335 .21 __________ ___________ _____________[OCRerr] Not[OCRerr]Relevant ___ ___ I ____ ____ a) Retrieval Results Usin[OCRerr] Original Query for 1'Pattern Recognition11 including User Feedback {T [OCRerr] Query ________________ ___________________________________ ________________ I Ranks of Documen Correla- [OCRerr] Ranks of Document Correla- T I ti. J I Relevant [OCRerr]umber ti on Relevant [OCRerr]um[OCRerr]er tion __ `1,\\I __ __ *1 Documents Documents I I [OCRerr] I [OCRerr] [OCRerr] I 1 351 .65 `1 1 351 .66 [OCRerr] 21 353 .42 2 350 .60 [OCRerr]I 350 .41 [OCRerr] 3 353 .55 [OCRerr] 4 163 .36 5 163 .37 [OCRerr] I I [OCRerr] 54 .2 7 I 54 .2[OCRerr] 26 205 .17 11 314 .23 27 224 .17 16 [OCRerr] 205 .1[OCRerr] +, 34 [OCRerr] .16 30 I[OCRerr] .16 33 314 `[OCRerr] .12 17 1 2[OCRerr]24[OCRerr] L_________ Recall .[OCRerr]72 Recall [OCRerr] [OCRerr] Precision .864 1 Precision .[OCRerr]23 b) Comparison of Search Results Using Original and Modified Queries Query Processing Using Relevance Feedback for Search Re[OCRerr]uest 11Pattern Recognition11 Figure 3.8