SP500207 Appendix A: TREC-1 Results appendix National Institute of Standards and Technology Donna K. Harman ults - Universitaet Dortmund Summ&y Statistics ] Run number fuhra2-full, automatic 1 1 Num[OCRerr]queries 50 Total number of documents over all queries 0.8 Retrieved 10000 Relevant 15459 Rel[OCRerr]ret 4221 0.6 Precision [OCRerr]all Level Averages Document Level Averages 0.4 11 Precision Recall Precision 0.7630 at 5 docs 0.0124 0.6040 0.6153 at 15 docs 0.0378 0.6000 0.2 0.4279 at 30 docs 0.0760 0.5947 0.3089 at 100 docs 0.2088 0.5328 0.1686 at 200 docs 0.3121 0.4221 0 0.0516 ROC Averages 0.0203 False Alarm Detection 0.0036 0.00000 0.0926 0.0000 0.00001 0.1286 ) 0.0000 0.00002 0.1573 ) 0.0000 0.00003 0.1796 [OCRerr]recision for all points] 0.00004 0.2013 [OCRerr]vg 0.2145 J 0.00005 0.2174 iediate points 0.00006 0.2300 [OCRerr]e precision for 3 0.00007 0.2457 0.50, 0.80) 0.00008 0.2563 [OCRerr]vg 0.1598 0.00009 0.2660 Recall-Precision Curve 0 0.2 0.4 0.6 0.8 Recall NORMAL DEVIATE - Detection-False Alarm U . 9 I I 0.01 0.02 3 2 1 0 -1 -2 -3 0.16 a 0.84 0.98 0. -3 -2 -1 0 1 2