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setfont newpath LTa 840 351 M 6129 0 V 840 351 M 0 4478 V LTb 840 351 M 63 0 V 6066 0 R -63 0 V 756 351 M (0) Rshow 840 849 M 63 0 V 6066 0 R -63 0 V 756 849 M (500) Rshow 840 1346 M 63 0 V 6066 0 R -63 0 V -6150 0 R (1000) Rshow 840 1844 M 63 0 V 6066 0 R -63 0 V -6150 0 R (1500) Rshow 840 2341 M 63 0 V 6066 0 R -63 0 V -6150 0 R (2000) Rshow 840 2839 M 63 0 V 6066 0 R -63 0 V -6150 0 R (2500) Rshow 840 3336 M 63 0 V 6066 0 R -63 0 V -6150 0 R (3000) Rshow 840 3834 M 63 0 V 6066 0 R -63 0 V -6150 0 R (3500) Rshow 840 4331 M 63 0 V 6066 0 R -63 0 V -6150 0 R (4000) Rshow 840 4829 M 63 0 V 6066 0 R -63 0 V -6150 0 R (4500) Rshow 840 351 M 0 63 V 0 4415 R 0 -63 V 840 211 M (0) Cshow 1862 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (10000) Cshow 2883 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (20000) Cshow 3905 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (30000) Cshow 4926 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (40000) Cshow 5948 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (50000) Cshow 6969 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (60000) Cshow 840 351 M 6129 0 V 0 4478 V -6129 0 V 840 351 L 140 2590 M currentpoint gsave translate 90 rotate 0 0 M (Relevant Documents) Cshow grestore 3904 71 M (Documents Read) Cshow 3904 4969 M (Number of Documents Judged Relevant with AT6 Judgements) Cshow LT0 6458 1097 M (Pooling method) Rshow 6542 1097 M 252 0 V 840 351 M 94 299 V 76 187 V 71 151 V 68 124 V 68 118 V 67 106 V 65 91 V 65 68 V 64 74 V 66 76 V 65 64 V 63 71 V 60 57 V 64 61 V 63 54 V 63 63 V 63 59 V 60 36 V 61 44 V 62 36 V 61 40 V 62 56 V 58 37 V 58 42 V 57 49 V 61 32 V 62 47 V 57 36 V 57 40 V 56 42 V 57 31 V 59 41 V 58 36 V 57 31 V 57 30 V 59 32 V 56 36 V 57 20 V 59 37 V 56 33 V 56 37 V 57 32 V 57 32 V 55 32 V 57 28 V 56 41 V 59 27 V 56 33 V 58 27 V 57 30 V 57 23 V 54 19 V 57 22 V 54 24 V 55 24 V 56 25 V 57 27 V 56 18 V 55 33 V 57 23 V 57 15 V 56 27 V 57 31 V 56 23 V 60 25 V 57 24 V 54 19 V 56 18 V 58 19 V 57 23 V 56 27 V 55 17 V 55 19 V 58 23 V 58 16 V 57 21 V 55 17 V 55 14 V 56 22 V 55 28 V 54 18 V 55 19 V 59 18 V 58 22 V 54 20 V 54 19 V 54 14 V 55 17 V 53 20 V 54 16 V 59 16 V 54 16 V 54 18 V 58 14 V 55 15 V 53 10 V 56 18 V 57 17 V 53 16 V 52 9 V 6626 1097 D 840 351 D 934 650 D 1010 837 D 1081 988 D 1149 1112 D 1217 1230 D 1284 1336 D 1349 1427 D 1414 1495 D 1478 1569 D 1544 1645 D 1609 1709 D 1672 1780 D 1732 1837 D 1796 1898 D 1859 1952 D 1922 2015 D 1985 2074 D 2045 2110 D 2106 2154 D 2168 2190 D 2229 2230 D 2291 2286 D 2349 2323 D 2407 2365 D 2464 2414 D 2525 2446 D 2587 2493 D 2644 2529 D 2701 2569 D 2757 2611 D 2814 2642 D 2873 2683 D 2931 2719 D 2988 2750 D 3045 2780 D 3104 2812 D 3160 2848 D 3217 2868 D 3276 2905 D 3332 2938 D 3388 2975 D 3445 3007 D 3502 3039 D 3557 3071 D 3614 3099 D 3670 3140 D 3729 3167 D 3785 3200 D 3843 3227 D 3900 3257 D 3957 3280 D 4011 3299 D 4068 3321 D 4122 3345 D 4177 3369 D 4233 3394 D 4290 3421 D 4346 3439 D 4401 3472 D 4458 3495 D 4515 3510 D 4571 3537 D 4628 3568 D 4684 3591 D 4744 3616 D 4801 3640 D 4855 3659 D 4911 3677 D 4969 3696 D 5026 3719 D 5082 3746 D 5137 3763 D 5192 3782 D 5250 3805 D 5308 3821 D 5365 3842 D 5420 3859 D 5475 3873 D 5531 3895 D 5586 3923 D 5640 3941 D 5695 3960 D 5754 3978 D 5812 4000 D 5866 4020 D 5920 4039 D 5974 4053 D 6029 4070 D 6082 4090 D 6136 4106 D 6195 4122 D 6249 4138 D 6303 4156 D 6361 4170 D 6416 4185 D 6469 4195 D 6525 4213 D 6582 4230 D 6635 4246 D 6687 4255 D LT1 6458 957 M (Random) Rshow 6542 957 M 252 0 V 934 410 M 76 53 V 71 46 V 68 49 V 68 43 V 261 170 V 254 165 V 253 156 V 244 150 V 235 153 V 467 299 V 457 294 V 455 282 V 447 301 V 454 349 V 448 337 V 448 293 V 442 300 V 443 296 V 162 109 V 6626 957 A 934 410 A 1010 463 A 1081 509 A 1149 558 A 1217 601 A 1478 771 A 1732 936 A 1985 1092 A 2229 1242 A 2464 1395 A 2931 1694 A 3388 1988 A 3843 2270 A 4290 2571 A 4744 2920 A 5192 3257 A 5640 3550 A 6082 3850 A 6525 4146 A 6687 4255 A LT2 6458 817 M (Local MTF) Rshow 6542 817 M 252 0 V 840 351 M 94 299 V 76 353 V 71 245 V 68 193 V 68 140 V 67 138 V 65 159 V 65 92 V 64 95 V 66 126 V 65 102 V 63 113 V 60 82 V 64 64 V 63 76 V 63 78 V 63 72 V 60 48 V 61 51 V 62 46 V 61 46 V 62 69 V 58 66 V 58 64 V 57 47 V 61 64 V 62 42 V 57 39 V 57 31 V 56 26 V 57 41 V 59 31 V 58 24 V 57 33 V 57 32 V 59 27 V 56 39 V 57 22 V 59 16 V 56 30 V 56 24 V 57 21 V 57 33 V 55 22 V 57 20 V 56 15 V 59 18 V 56 15 V 58 13 V 57 14 V 57 23 V 54 22 V 57 13 V 54 16 V 55 11 V 56 18 V 57 11 V 56 11 V 55 15 V 57 13 V 57 14 V 56 11 V 57 15 V 56 12 V 60 12 V 57 17 V 54 11 V 56 9 V 58 10 V 57 9 V 56 8 V 55 6 V 55 10 V 58 10 V 58 6 V 57 9 V 55 6 V 55 10 V 56 4 V 55 6 V 54 6 V 55 12 V 59 6 V 58 7 V 54 3 V 54 2 V 54 7 V 55 5 V 53 0 V 54 2 V 59 9 V 54 5 V 54 2 V 58 12 V 55 10 V 53 12 V 56 6 V 57 6 V 53 6 V 52 7 V 6626 817 B 840 351 B 934 650 B 1010 1003 B 1081 1248 B 1149 1441 B 1217 1581 B 1284 1719 B 1349 1878 B 1414 1970 B 1478 2065 B 1544 2191 B 1609 2293 B 1672 2406 B 1732 2488 B 1796 2552 B 1859 2628 B 1922 2706 B 1985 2778 B 2045 2826 B 2106 2877 B 2168 2923 B 2229 2969 B 2291 3038 B 2349 3104 B 2407 3168 B 2464 3215 B 2525 3279 B 2587 3321 B 2644 3360 B 2701 3391 B 2757 3417 B 2814 3458 B 2873 3489 B 2931 3513 B 2988 3546 B 3045 3578 B 3104 3605 B 3160 3644 B 3217 3666 B 3276 3682 B 3332 3712 B 3388 3736 B 3445 3757 B 3502 3790 B 3557 3812 B 3614 3832 B 3670 3847 B 3729 3865 B 3785 3880 B 3843 3893 B 3900 3907 B 3957 3930 B 4011 3952 B 4068 3965 B 4122 3981 B 4177 3992 B 4233 4010 B 4290 4021 B 4346 4032 B 4401 4047 B 4458 4060 B 4515 4074 B 4571 4085 B 4628 4100 B 4684 4112 B 4744 4124 B 4801 4141 B 4855 4152 B 4911 4161 B 4969 4171 B 5026 4180 B 5082 4188 B 5137 4194 B 5192 4204 B 5250 4214 B 5308 4220 B 5365 4229 B 5420 4235 B 5475 4245 B 5531 4249 B 5586 4255 B 5640 4261 B 5695 4273 B 5754 4279 B 5812 4286 B 5866 4289 B 5920 4291 B 5974 4298 B 6029 4303 B 6082 4303 B 6136 4305 B 6195 4314 B 6249 4319 B 6303 4321 B 6361 4333 B 6416 4343 B 6469 4355 B 6525 4361 B 6582 4367 B 6635 4373 B 6687 4380 B LT3 6458 677 M (Global MTF) Rshow 6542 677 M 252 0 V 840 351 M 94 299 V 76 473 V 71 347 V 68 177 V 68 227 V 67 218 V 65 120 V 65 121 V 64 222 V 66 93 V 65 81 V 63 121 V 60 49 V 64 68 V 63 68 V 63 75 V 63 60 V 60 63 V 61 76 V 62 71 V 61 56 V 62 35 V 58 41 V 58 57 V 57 31 V 61 42 V 62 52 V 57 34 V 57 27 V 56 26 V 57 30 V 59 32 V 58 19 V 57 42 V 57 19 V 59 29 V 56 16 V 57 22 V 59 19 V 56 21 V 56 24 V 57 13 V 57 12 V 55 13 V 57 16 V 56 13 V 59 16 V 56 17 V 58 9 V 57 12 V 57 18 V 54 16 V 57 10 V 54 6 V 55 6 V 56 22 V 57 9 V 56 3 V 55 8 V 57 13 V 57 10 V 56 12 V 57 11 V 56 10 V 60 12 V 57 8 V 54 12 V 56 10 V 58 6 V 57 16 V 56 7 V 55 17 V 55 9 V 58 6 V 58 1 V 57 4 V 55 4 V 55 1 V 56 12 V 55 5 V 54 3 V 55 9 V 59 2 V 58 8 V 54 6 V 54 8 V 54 6 V 55 1 V 53 4 V 54 3 V 59 6 V 54 23 V 54 4 V 58 5 V 55 4 V 53 4 V 56 2 V 57 7 V 53 3 V 52 1 V 6626 677 C 840 351 C 934 650 C 1010 1123 C 1081 1470 C 1149 1647 C 1217 1874 C 1284 2092 C 1349 2212 C 1414 2333 C 1478 2555 C 1544 2648 C 1609 2729 C 1672 2850 C 1732 2899 C 1796 2967 C 1859 3035 C 1922 3110 C 1985 3170 C 2045 3233 C 2106 3309 C 2168 3380 C 2229 3436 C 2291 3471 C 2349 3512 C 2407 3569 C 2464 3600 C 2525 3642 C 2587 3694 C 2644 3728 C 2701 3755 C 2757 3781 C 2814 3811 C 2873 3843 C 2931 3862 C 2988 3904 C 3045 3923 C 3104 3952 C 3160 3968 C 3217 3990 C 3276 4009 C 3332 4030 C 3388 4054 C 3445 4067 C 3502 4079 C 3557 4092 C 3614 4108 C 3670 4121 C 3729 4137 C 3785 4154 C 3843 4163 C 3900 4175 C 3957 4193 C 4011 4209 C 4068 4219 C 4122 4225 C 4177 4231 C 4233 4253 C 4290 4262 C 4346 4265 C 4401 4273 C 4458 4286 C 4515 4296 C 4571 4308 C 4628 4319 C 4684 4329 C 4744 4341 C 4801 4349 C 4855 4361 C 4911 4371 C 4969 4377 C 5026 4393 C 5082 4400 C 5137 4417 C 5192 4426 C 5250 4432 C 5308 4433 C 5365 4437 C 5420 4441 C 5475 4442 C 5531 4454 C 5586 4459 C 5640 4462 C 5695 4471 C 5754 4473 C 5812 4481 C 5866 4487 C 5920 4495 C 5974 4501 C 6029 4502 C 6082 4506 C 6136 4509 C 6195 4515 C 6249 4538 C 6303 4542 C 6361 4547 C 6416 4551 C 6469 4555 C 6525 4557 C 6582 4564 C 6635 4567 C 6687 4568 C LT4 6458 537 M (ISJ/AT6 \(RR by topic\)) Rshow 6542 537 M 252 0 V 934 764 M 76 226 V 71 200 V 68 157 V 68 142 V 261 504 V 254 313 V 253 424 V 244 307 V 6626 537 T 934 764 T 1010 990 T 1081 1190 T 1149 1347 T 1217 1489 T 1478 1993 T 1732 2306 T 1985 2730 T 2229 3037 T stroke grestore end showpage %%EndDocument endTexFig -57 1627 a Fj(Figure)46 b(2:)75 b(Relev)l(an)n(t)45 b(do)r(cumen)n(ts)f(found)h(using)h(the)f(A)-6 b(T6)-57 1710 y(b)r(enc)n(hmark)-57 2029 y 15156103 10609270 3289088 -36443095 50651955 -3289088 startTexFig -90 rotate -57 2029 a %%BeginDocument: plot-all-avg-cor.ps /gnudict 40 dict def gnudict begin /Color false def /Solid false def /gnulinewidth 5.000 def /vshift -46 def /dl {10 mul} def /hpt 31.5 def /vpt 31.5 def /M {moveto} bind def /L {lineto} bind def /R {rmoveto} bind def /V {rlineto} bind def /vpt2 vpt 2 mul def /hpt2 hpt 2 mul def /Lshow { currentpoint stroke M 0 vshift R show } def /Rshow { currentpoint stroke M dup stringwidth pop neg vshift R show } def /Cshow { currentpoint stroke M dup stringwidth pop -2 div vshift R show } def /DL { Color {setrgbcolor Solid {pop []} if 0 setdash } {pop pop pop Solid {pop []} if 0 setdash} ifelse } def /BL { stroke gnulinewidth 2 mul setlinewidth } def /AL { stroke gnulinewidth 2 div setlinewidth } def /PL { stroke gnulinewidth setlinewidth } def /LTb { BL [] 0 0 0 DL } def /LTa { AL [1 dl 2 dl] 0 setdash 0 0 0 setrgbcolor } def /LT0 { PL [] 0 1 0 DL } def /LT1 { PL [4 dl 2 dl] 0 0 1 DL } def /LT2 { PL [2 dl 3 dl] 1 0 0 DL } def /LT3 { PL [1 dl 1.5 dl] 1 0 1 DL } def /LT4 { PL [5 dl 2 dl 1 dl 2 dl] 0 1 1 DL } def /LT5 { PL [4 dl 3 dl 1 dl 3 dl] 1 1 0 DL } def /LT6 { PL [2 dl 2 dl 2 dl 4 dl] 0 0 0 DL } def /LT7 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 1 0.3 0 DL } def /LT8 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 0.5 0.5 0.5 DL } def /P { stroke [] 0 setdash currentlinewidth 2 div sub M 0 currentlinewidth V stroke } def /D { stroke [] 0 setdash 2 copy vpt add M hpt neg vpt neg V hpt vpt neg V hpt vpt V hpt neg vpt V closepath stroke P } def /A { stroke [] 0 setdash vpt sub M 0 vpt2 V currentpoint stroke M hpt neg vpt neg R hpt2 0 V stroke } def /B { stroke [] 0 setdash 2 copy exch hpt sub exch vpt add M 0 vpt2 neg V hpt2 0 V 0 vpt2 V hpt2 neg 0 V closepath stroke P } def /C { stroke [] 0 setdash exch hpt sub exch vpt add M hpt2 vpt2 neg V currentpoint stroke M hpt2 neg 0 R hpt2 vpt2 V stroke } def /T { stroke [] 0 setdash 2 copy vpt 1.12 mul add M hpt neg vpt -1.62 mul V hpt 2 mul 0 V hpt neg vpt 1.62 mul V closepath stroke P } def /S { 2 copy A C} def end gnudict begin gsave 50 50 translate 0.100 0.100 scale 90 rotate 0 -5040 translate 0 setgray /Helvetica findfont 140 scalefont setfont newpath LTa 840 351 M 0 4478 V LTb 840 351 M 63 0 V 6066 0 R -63 0 V 756 351 M (0.982) Rshow 840 849 M 63 0 V 6066 0 R -63 0 V 756 849 M (0.984) Rshow 840 1346 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.986) Rshow 840 1844 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.988) Rshow 840 2341 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.99) Rshow 840 2839 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.992) Rshow 840 3336 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.994) Rshow 840 3834 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.996) Rshow 840 4331 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.998) Rshow 840 4829 M 63 0 V 6066 0 R -63 0 V -6150 0 R (1) Rshow 840 351 M 0 63 V 0 4415 R 0 -63 V 840 211 M (0) Cshow 1862 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (10000) Cshow 2883 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (20000) Cshow 3905 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (30000) Cshow 4926 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (40000) Cshow 5948 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (50000) Cshow 6969 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (60000) Cshow 840 351 M 6129 0 V 0 4478 V -6129 0 V 840 351 L 140 2590 M currentpoint gsave translate 90 rotate 0 0 M (Correlation) Cshow grestore 3904 71 M (Documents Read) Cshow 3904 4969 M (Correlation Between Incremental Collections and AT6, Overall AP) Cshow LT0 6458 1222 M (Pooling method) Rshow 6542 1222 M 252 0 V 1395 351 M 83 752 V 254 954 V 253 695 V 244 413 V 235 296 V 467 454 V 457 249 V 455 208 V 447 106 V 454 79 V 448 41 V 448 46 V 442 50 V 443 42 V 162 9 V 6626 1222 D 1478 1103 D 1732 2057 D 1985 2752 D 2229 3165 D 2464 3461 D 2931 3915 D 3388 4164 D 3843 4372 D 4290 4478 D 4744 4557 D 5192 4598 D 5640 4644 D 6082 4694 D 6525 4736 D 6687 4745 D LT1 6458 1082 M (Random) Rshow 6542 1082 M 252 0 V 3373 351 M 15 76 V 455 1136 V 447 1154 V 454 667 V 448 601 V 448 294 V 442 268 V 443 143 V 162 55 V 6626 1082 A 3388 427 A 3843 1563 A 4290 2717 A 4744 3384 A 5192 3985 A 5640 4279 A 6082 4547 A 6525 4690 A 6687 4745 A LT2 6458 942 M (Local MTF) Rshow 6542 942 M 252 0 V 1120 351 M 29 308 V 68 673 V 261 1338 V 254 673 V 253 372 V 244 295 V 235 220 V 467 127 V 457 204 V 455 101 V 447 41 V 454 18 V 448 21 V 448 11 V 442 9 V 443 12 V 162 5 V 6626 942 B 1149 659 B 1217 1332 B 1478 2670 B 1732 3343 B 1985 3715 B 2229 4010 B 2464 4230 B 2931 4357 B 3388 4561 B 3843 4662 B 4290 4703 B 4744 4721 B 5192 4742 B 5640 4753 B 6082 4762 B 6525 4774 B 6687 4779 B LT3 6458 802 M (Global MTF) Rshow 6542 802 M 252 0 V 1087 351 M 62 964 V 68 789 V 261 882 V 254 512 V 253 373 V 244 267 V 235 164 V 467 163 V 457 114 V 455 49 V 447 67 V 454 23 V 448 29 V 448 14 V 442 15 V 443 4 V 162 3 V 6626 802 C 1149 1315 C 1217 2104 C 1478 2986 C 1732 3498 C 1985 3871 C 2229 4138 C 2464 4302 C 2931 4465 C 3388 4579 C 3843 4628 C 4290 4695 C 4744 4718 C 5192 4747 C 5640 4761 C 6082 4776 C 6525 4780 C 6687 4783 C LT4 6458 662 M (ISJ/AT6 \(RR by topic\)) Rshow 6542 662 M 252 0 V 1073 351 M 8 310 V 68 1323 V 68 876 V 261 970 V 254 209 V 253 83 V 244 54 V 6626 662 T 1081 661 T 1149 1984 T 1217 2860 T 1478 3830 T 1732 4039 T 1985 4122 T 2229 4176 T stroke grestore end showpage %%EndDocument endTexFig -57 3539 a Fj(Figure)29 b(3:)40 b(Incremen)n(tal)28 b(correlation)h(using)g(the)f(A)-6 b(T6)28 b(b)r(enc)n(h-)-57 3622 y(mark)-57 3941 y 15156103 10609270 3289088 -36443095 50651955 -3289088 startTexFig -90 rotate -57 3941 a %%BeginDocument: plot-all-avg-rms.ps /gnudict 40 dict def gnudict begin /Color false def /Solid false def /gnulinewidth 5.000 def /vshift -46 def /dl {10 mul} def /hpt 31.5 def /vpt 31.5 def /M {moveto} bind def /L {lineto} bind def /R {rmoveto} bind def /V {rlineto} bind def /vpt2 vpt 2 mul def /hpt2 hpt 2 mul def /Lshow { currentpoint stroke M 0 vshift R show } def /Rshow { currentpoint stroke M dup stringwidth pop neg vshift R show } def /Cshow { currentpoint stroke M dup stringwidth pop -2 div vshift R show } def /DL { Color {setrgbcolor Solid {pop []} if 0 setdash } {pop pop pop Solid {pop []} if 0 setdash} ifelse } def /BL { stroke gnulinewidth 2 mul setlinewidth } def /AL { stroke gnulinewidth 2 div setlinewidth } def /PL { stroke gnulinewidth setlinewidth } def /LTb { BL [] 0 0 0 DL } def /LTa { AL [1 dl 2 dl] 0 setdash 0 0 0 setrgbcolor } def /LT0 { PL [] 0 1 0 DL } def /LT1 { PL [4 dl 2 dl] 0 0 1 DL } def /LT2 { PL [2 dl 3 dl] 1 0 0 DL } def /LT3 { PL [1 dl 1.5 dl] 1 0 1 DL } def /LT4 { PL [5 dl 2 dl 1 dl 2 dl] 0 1 1 DL } def /LT5 { PL [4 dl 3 dl 1 dl 3 dl] 1 1 0 DL } def /LT6 { PL [2 dl 2 dl 2 dl 4 dl] 0 0 0 DL } def /LT7 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 1 0.3 0 DL } def /LT8 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 0.5 0.5 0.5 DL } def /P { stroke [] 0 setdash currentlinewidth 2 div sub M 0 currentlinewidth V stroke } def /D { stroke [] 0 setdash 2 copy vpt add M hpt neg vpt neg V hpt vpt neg V hpt vpt V hpt neg vpt V closepath stroke P } def /A { stroke [] 0 setdash vpt sub M 0 vpt2 V currentpoint stroke M hpt neg vpt neg R hpt2 0 V stroke } def /B { stroke [] 0 setdash 2 copy exch hpt sub exch vpt add M 0 vpt2 neg V hpt2 0 V 0 vpt2 V hpt2 neg 0 V closepath stroke P } def /C { stroke [] 0 setdash exch hpt sub exch vpt add M hpt2 vpt2 neg V currentpoint stroke M hpt2 neg 0 R hpt2 vpt2 V stroke } def /T { stroke [] 0 setdash 2 copy vpt 1.12 mul add M hpt neg vpt -1.62 mul V hpt 2 mul 0 V hpt neg vpt 1.62 mul V closepath stroke P } def /S { 2 copy A C} def end gnudict begin gsave 50 50 translate 0.100 0.100 scale 90 rotate 0 -5040 translate 0 setgray /Helvetica findfont 140 scalefont setfont newpath LTa 840 351 M 6129 0 V 840 351 M 0 4478 V LTb 840 351 M 63 0 V 6066 0 R -63 0 V 756 351 M (0) Rshow 840 1097 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.01) Rshow 840 1844 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.02) Rshow 840 2590 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.03) Rshow 840 3336 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.04) Rshow 840 4083 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.05) Rshow 840 4829 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.06) Rshow 840 351 M 0 63 V 0 4415 R 0 -63 V 840 211 M (0) Cshow 1862 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (10000) Cshow 2883 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (20000) Cshow 3905 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (30000) Cshow 4926 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (40000) Cshow 5948 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (50000) Cshow 6969 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (60000) Cshow 840 351 M 6129 0 V 0 4478 V -6129 0 V 840 351 L 140 2590 M currentpoint gsave translate 90 rotate 0 0 M (Root Mean Square of the Difference) Cshow grestore 3904 71 M (Documents Read) Cshow 3904 4969 M (RMS Difference Between Incremental Collections and AT6, Overall AP) Cshow LT0 6486 4626 M (Pooling method) Rshow 6570 4626 M 252 0 V 973 4829 M 37 -351 V 71 -146 V 68 -60 V 68 7 V 261 -170 V 254 -225 V 253 -425 V 244 -318 V 235 -243 V 467 -320 V 457 -355 V 455 -261 V 447 -198 V 454 -198 V 448 -141 V 448 -135 V 442 -148 V 443 -126 V 162 -23 V 6654 4626 D 1010 4478 D 1081 4332 D 1149 4272 D 1217 4279 D 1478 4109 D 1732 3884 D 1985 3459 D 2229 3141 D 2464 2898 D 2931 2578 D 3388 2223 D 3843 1962 D 4290 1764 D 4744 1566 D 5192 1425 D 5640 1290 D 6082 1142 D 6525 1016 D 6687 993 D LT1 6486 4486 M (Random) Rshow 6570 4486 M 252 0 V 4248 4829 M 42 -74 V 4744 3681 L 5192 2655 L 448 -924 V 6082 887 L 6525 742 L 162 251 V 6654 4486 A 4290 4755 A 4744 3681 A 5192 2655 A 5640 1731 A 6082 887 A 6525 742 A 6687 993 A LT2 6486 4346 M (Local MTF) Rshow 6570 4346 M 252 0 V 998 4829 M 12 -67 V 71 -47 V 68 18 V 68 -151 V 261 -551 V 254 -466 V 253 -479 V 244 -420 V 235 -346 V 467 -298 V 457 -383 V 455 -200 V 447 -127 V 454 -95 V 448 -94 V 448 -66 V 442 -60 V 443 -70 V 162 -27 V 6654 4346 B 1010 4762 B 1081 4715 B 1149 4733 B 1217 4582 B 1478 4031 B 1732 3565 B 1985 3086 B 2229 2666 B 2464 2320 B 2931 2022 B 3388 1639 B 3843 1439 B 4290 1312 B 4744 1217 B 5192 1123 B 5640 1057 B 6082 997 B 6525 927 B 6687 900 B LT3 6486 4206 M (Global MTF) Rshow 6570 4206 M 252 0 V 1161 4829 M 56 -370 V 261 -584 V 254 -362 V 253 -315 V 244 -330 V 235 -284 V 467 -444 V 457 -454 V 455 -204 V 447 -165 V 454 -75 V 448 -163 V 448 -88 V 442 -75 V 443 -38 V 162 -20 V 6654 4206 C 1217 4459 C 1478 3875 C 1732 3513 C 1985 3198 C 2229 2868 C 2464 2584 C 2931 2140 C 3388 1686 C 3843 1482 C 4290 1317 C 4744 1242 C 5192 1079 C 5640 991 C 6082 916 C 6525 878 C 6687 858 C LT4 6486 4066 M (ISJ/AT6 \(RR by topic\)) Rshow 6570 4066 M 252 0 V 934 3061 M 76 -464 V 71 -660 V 68 -363 V 68 -214 V 1478 917 L 254 -47 V 253 -7 V 244 50 V 6654 4066 T 934 3061 T 1010 2597 T 1081 1937 T 1149 1574 T 1217 1360 T 1478 917 T 1732 870 T 1985 863 T 2229 913 T stroke grestore end showpage %%EndDocument endTexFig -57 5451 a Fj(Figure)33 b(4:)48 b(RMS)31 b(di\013erence)h(in)g(AP)g (using)g(the)g(A)-6 b(T6)32 b(b)r(enc)n(h-)-57 5534 y(mark)1951 128 y 15156103 10609270 3289088 -36443095 50651955 -3289088 startTexFig -90 rotate 1951 128 a %%BeginDocument: plot-isj-rel.ps /gnudict 40 dict def gnudict begin /Color false def /Solid false def /gnulinewidth 5.000 def /vshift -46 def /dl {10 mul} def /hpt 31.5 def /vpt 31.5 def /M {moveto} bind def /L {lineto} bind def /R {rmoveto} bind def /V {rlineto} bind def /vpt2 vpt 2 mul def /hpt2 hpt 2 mul def /Lshow { currentpoint stroke M 0 vshift R show } def /Rshow { currentpoint stroke M dup stringwidth pop neg vshift R show } def /Cshow { currentpoint stroke M dup stringwidth pop -2 div vshift R show } def /DL { Color {setrgbcolor Solid {pop []} if 0 setdash } {pop pop pop Solid {pop []} if 0 setdash} ifelse } def /BL { stroke gnulinewidth 2 mul setlinewidth } def /AL { stroke gnulinewidth 2 div setlinewidth } def /PL { stroke gnulinewidth setlinewidth } def /LTb { BL [] 0 0 0 DL } def /LTa { AL [1 dl 2 dl] 0 setdash 0 0 0 setrgbcolor } def /LT0 { PL [] 0 1 0 DL } def /LT1 { PL [4 dl 2 dl] 0 0 1 DL } def /LT2 { PL [2 dl 3 dl] 1 0 0 DL } def /LT3 { PL [1 dl 1.5 dl] 1 0 1 DL } def /LT4 { PL [5 dl 2 dl 1 dl 2 dl] 0 1 1 DL } def /LT5 { PL [4 dl 3 dl 1 dl 3 dl] 1 1 0 DL } def /LT6 { PL [2 dl 2 dl 2 dl 4 dl] 0 0 0 DL } def /LT7 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 1 0.3 0 DL } def /LT8 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 0.5 0.5 0.5 DL } def /P { stroke [] 0 setdash currentlinewidth 2 div sub M 0 currentlinewidth V stroke } def /D { stroke [] 0 setdash 2 copy vpt add M hpt neg vpt neg V hpt vpt neg V hpt vpt V hpt neg vpt V closepath stroke P } def /A { stroke [] 0 setdash vpt sub M 0 vpt2 V currentpoint stroke M hpt neg vpt neg R hpt2 0 V stroke } def /B { stroke [] 0 setdash 2 copy exch hpt sub exch vpt add M 0 vpt2 neg V hpt2 0 V 0 vpt2 V hpt2 neg 0 V closepath stroke P } def /C { stroke [] 0 setdash exch hpt sub exch vpt add M hpt2 vpt2 neg V currentpoint stroke M hpt2 neg 0 R hpt2 vpt2 V stroke } def /T { stroke [] 0 setdash 2 copy vpt 1.12 mul add M hpt neg vpt -1.62 mul V hpt 2 mul 0 V hpt neg vpt 1.62 mul V closepath stroke P } def /S { 2 copy A C} def end gnudict begin gsave 50 50 translate 0.100 0.100 scale 90 rotate 0 -5040 translate 0 setgray /Helvetica findfont 140 scalefont setfont newpath LTa 840 351 M 6129 0 V 840 351 M 0 4478 V LTb 840 351 M 63 0 V 6066 0 R -63 0 V 756 351 M (0) Rshow 840 911 M 63 0 V 6066 0 R -63 0 V 756 911 M (500) Rshow 840 1470 M 63 0 V 6066 0 R -63 0 V -6150 0 R (1000) Rshow 840 2030 M 63 0 V 6066 0 R -63 0 V -6150 0 R (1500) Rshow 840 2590 M 63 0 V 6066 0 R -63 0 V -6150 0 R (2000) Rshow 840 3150 M 63 0 V 6066 0 R -63 0 V -6150 0 R (2500) Rshow 840 3709 M 63 0 V 6066 0 R -63 0 V -6150 0 R (3000) Rshow 840 4269 M 63 0 V 6066 0 R -63 0 V -6150 0 R (3500) Rshow 840 4829 M 63 0 V 6066 0 R -63 0 V -6150 0 R (4000) Rshow 840 351 M 0 63 V 0 4415 R 0 -63 V 840 211 M (0) Cshow 1862 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (10000) Cshow 2883 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (20000) Cshow 3905 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (30000) Cshow 4926 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (40000) Cshow 5948 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (50000) Cshow 6969 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (60000) Cshow 840 351 M 6129 0 V 0 4478 V -6129 0 V 840 351 L 140 2590 M currentpoint gsave translate 90 rotate 0 0 M (Relevant Documents) Cshow grestore 3904 71 M (Documents Read) Cshow 3904 4969 M (Number of Documents Judged Relevant with ISJ Judgements) Cshow LT0 6458 1191 M (Pooling method) Rshow 6542 1191 M 252 0 V 840 351 M 94 249 V 76 142 V 71 118 V 68 101 V 68 91 V 67 84 V 65 67 V 65 62 V 64 61 V 66 52 V 65 52 V 63 38 V 60 32 V 64 37 V 63 35 V 63 42 V 63 32 V 60 18 V 61 26 V 62 27 V 61 24 V 62 25 V 58 15 V 58 25 V 57 28 V 61 17 V 62 29 V 57 16 V 57 26 V 56 25 V 57 30 V 59 26 V 58 21 V 57 22 V 57 19 V 59 16 V 56 18 V 57 7 V 59 23 V 56 18 V 56 25 V 57 16 V 57 18 V 55 20 V 57 12 V 56 24 V 59 17 V 56 14 V 58 20 V 57 21 V 57 20 V 54 13 V 57 15 V 54 9 V 55 14 V 56 9 V 57 18 V 56 9 V 55 10 V 57 15 V 57 14 V 56 14 V 57 14 V 56 14 V 60 14 V 57 7 V 54 10 V 56 12 V 58 14 V 57 10 V 56 11 V 55 12 V 55 9 V 58 13 V 58 9 V 57 3 V 55 9 V 55 11 V 56 7 V 55 7 V 54 7 V 55 13 V 59 9 V 58 9 V 54 5 V 54 8 V 54 12 V 55 10 V 53 12 V 54 12 V 59 6 V 54 5 V 54 4 V 58 8 V 55 6 V 53 5 V 56 12 V 57 9 V 53 4 V 52 4 V 6626 1191 D 840 351 D 934 600 D 1010 742 D 1081 860 D 1149 961 D 1217 1052 D 1284 1136 D 1349 1203 D 1414 1265 D 1478 1326 D 1544 1378 D 1609 1430 D 1672 1468 D 1732 1500 D 1796 1537 D 1859 1572 D 1922 1614 D 1985 1646 D 2045 1664 D 2106 1690 D 2168 1717 D 2229 1741 D 2291 1766 D 2349 1781 D 2407 1806 D 2464 1834 D 2525 1851 D 2587 1880 D 2644 1896 D 2701 1922 D 2757 1947 D 2814 1977 D 2873 2003 D 2931 2024 D 2988 2046 D 3045 2065 D 3104 2081 D 3160 2099 D 3217 2106 D 3276 2129 D 3332 2147 D 3388 2172 D 3445 2188 D 3502 2206 D 3557 2226 D 3614 2238 D 3670 2262 D 3729 2279 D 3785 2293 D 3843 2313 D 3900 2334 D 3957 2354 D 4011 2367 D 4068 2382 D 4122 2391 D 4177 2405 D 4233 2414 D 4290 2432 D 4346 2441 D 4401 2451 D 4458 2466 D 4515 2480 D 4571 2494 D 4628 2508 D 4684 2522 D 4744 2536 D 4801 2543 D 4855 2553 D 4911 2565 D 4969 2579 D 5026 2589 D 5082 2600 D 5137 2612 D 5192 2621 D 5250 2634 D 5308 2643 D 5365 2646 D 5420 2655 D 5475 2666 D 5531 2673 D 5586 2680 D 5640 2687 D 5695 2700 D 5754 2709 D 5812 2718 D 5866 2723 D 5920 2731 D 5974 2743 D 6029 2753 D 6082 2765 D 6136 2777 D 6195 2783 D 6249 2788 D 6303 2792 D 6361 2800 D 6416 2806 D 6469 2811 D 6525 2823 D 6582 2832 D 6635 2836 D 6687 2840 D LT1 6458 1051 M (Random) Rshow 6542 1051 M 252 0 V 934 391 M 76 30 V 71 26 V 68 27 V 68 25 V 261 98 V 254 115 V 253 95 V 244 105 V 235 79 V 467 199 V 457 176 V 455 189 V 447 181 V 454 219 V 448 203 V 448 222 V 442 211 V 443 194 V 162 55 V 6626 1051 A 934 391 A 1010 421 A 1081 447 A 1149 474 A 1217 499 A 1478 597 A 1732 712 A 1985 807 A 2229 912 A 2464 991 A 2931 1190 A 3388 1366 A 3843 1555 A 4290 1736 A 4744 1955 A 5192 2158 A 5640 2380 A 6082 2591 A 6525 2785 A 6687 2840 A LT2 6458 911 M (Local MTF) Rshow 6542 911 M 252 0 V 840 351 M 94 249 V 76 248 V 71 157 V 68 124 V 68 152 V 67 103 V 65 80 V 65 101 V 64 89 V 66 49 V 65 44 V 63 62 V 60 59 V 64 40 V 63 34 V 63 58 V 63 49 V 60 38 V 61 36 V 62 56 V 61 48 V 62 38 V 58 25 V 58 36 V 57 23 V 61 25 V 62 28 V 57 29 V 57 30 V 56 23 V 57 23 V 59 19 V 58 20 V 57 32 V 57 28 V 59 16 V 56 18 V 57 27 V 59 16 V 56 22 V 56 12 V 57 14 V 57 25 V 55 15 V 57 26 V 56 11 V 59 29 V 56 18 V 58 10 V 57 12 V 57 7 V 54 9 V 57 15 V 54 12 V 55 15 V 56 8 V 57 11 V 56 10 V 55 6 V 57 3 V 57 7 V 56 14 V 57 21 V 56 21 V 60 6 V 57 9 V 54 10 V 56 9 V 58 24 V 57 11 V 56 11 V 55 8 V 55 10 V 58 12 V 58 12 V 57 2 V 55 14 V 55 10 V 56 7 V 55 9 V 54 12 V 55 11 V 59 4 V 58 6 V 54 10 V 54 4 V 54 18 V 55 13 V 53 12 V 54 4 V 59 8 V 54 9 V 54 18 V 58 8 V 55 13 V 53 11 V 56 14 V 57 13 V 53 9 V 52 8 V 6626 911 B 840 351 B 934 600 B 1010 848 B 1081 1005 B 1149 1129 B 1217 1281 B 1284 1384 B 1349 1464 B 1414 1565 B 1478 1654 B 1544 1703 B 1609 1747 B 1672 1809 B 1732 1868 B 1796 1908 B 1859 1942 B 1922 2000 B 1985 2049 B 2045 2087 B 2106 2123 B 2168 2179 B 2229 2227 B 2291 2265 B 2349 2290 B 2407 2326 B 2464 2349 B 2525 2374 B 2587 2402 B 2644 2431 B 2701 2461 B 2757 2484 B 2814 2507 B 2873 2526 B 2931 2546 B 2988 2578 B 3045 2606 B 3104 2622 B 3160 2640 B 3217 2667 B 3276 2683 B 3332 2705 B 3388 2717 B 3445 2731 B 3502 2756 B 3557 2771 B 3614 2797 B 3670 2808 B 3729 2837 B 3785 2855 B 3843 2865 B 3900 2877 B 3957 2884 B 4011 2893 B 4068 2908 B 4122 2920 B 4177 2935 B 4233 2943 B 4290 2954 B 4346 2964 B 4401 2970 B 4458 2973 B 4515 2980 B 4571 2994 B 4628 3015 B 4684 3036 B 4744 3042 B 4801 3051 B 4855 3061 B 4911 3070 B 4969 3094 B 5026 3105 B 5082 3116 B 5137 3124 B 5192 3134 B 5250 3146 B 5308 3158 B 5365 3160 B 5420 3174 B 5475 3184 B 5531 3191 B 5586 3200 B 5640 3212 B 5695 3223 B 5754 3227 B 5812 3233 B 5866 3243 B 5920 3247 B 5974 3265 B 6029 3278 B 6082 3290 B 6136 3294 B 6195 3302 B 6249 3311 B 6303 3329 B 6361 3337 B 6416 3350 B 6469 3361 B 6525 3375 B 6582 3388 B 6635 3397 B 6687 3405 B LT3 6458 771 M (Global MTF) Rshow 6542 771 M 252 0 V 840 351 M 94 249 V 76 360 V 71 153 V 68 269 V 68 128 V 67 88 V 65 110 V 65 70 V 64 136 V 66 154 V 65 62 V 63 94 V 60 113 V 64 39 V 63 60 V 63 109 V 63 42 V 60 58 V 61 38 V 62 29 V 61 82 V 62 55 V 58 18 V 58 42 V 57 46 V 61 16 V 62 77 V 57 17 V 57 12 V 56 31 V 57 36 V 59 9 V 58 24 V 57 22 V 57 11 V 59 32 V 56 45 V 57 15 V 59 20 V 56 20 V 56 7 V 57 16 V 57 10 V 55 13 V 57 10 V 56 17 V 59 3 V 56 7 V 58 19 V 57 18 V 57 7 V 54 15 V 57 14 V 54 6 V 55 6 V 56 20 V 57 4 V 56 21 V 55 19 V 57 10 V 57 0 V 56 7 V 57 5 V 56 0 V 60 19 V 57 12 V 54 1 V 56 12 V 58 8 V 57 2 V 56 32 V 55 41 V 55 7 V 58 3 V 58 7 V 57 8 V 55 1 V 55 6 V 56 5 V 55 7 V 54 15 V 55 11 V 59 17 V 58 8 V 54 29 V 54 1 V 54 1 V 55 0 V 53 3 V 54 8 V 59 7 V 54 4 V 54 3 V 58 3 V 55 3 V 53 8 V 56 2 V 57 1 V 53 2 V 52 2 V 6626 771 C 840 351 C 934 600 C 1010 960 C 1081 1113 C 1149 1382 C 1217 1510 C 1284 1598 C 1349 1708 C 1414 1778 C 1478 1914 C 1544 2068 C 1609 2130 C 1672 2224 C 1732 2337 C 1796 2376 C 1859 2436 C 1922 2545 C 1985 2587 C 2045 2645 C 2106 2683 C 2168 2712 C 2229 2794 C 2291 2849 C 2349 2867 C 2407 2909 C 2464 2955 C 2525 2971 C 2587 3048 C 2644 3065 C 2701 3077 C 2757 3108 C 2814 3144 C 2873 3153 C 2931 3177 C 2988 3199 C 3045 3210 C 3104 3242 C 3160 3287 C 3217 3302 C 3276 3322 C 3332 3342 C 3388 3349 C 3445 3365 C 3502 3375 C 3557 3388 C 3614 3398 C 3670 3415 C 3729 3418 C 3785 3425 C 3843 3444 C 3900 3462 C 3957 3469 C 4011 3484 C 4068 3498 C 4122 3504 C 4177 3510 C 4233 3530 C 4290 3534 C 4346 3555 C 4401 3574 C 4458 3584 C 4515 3584 C 4571 3591 C 4628 3596 C 4684 3596 C 4744 3615 C 4801 3627 C 4855 3628 C 4911 3640 C 4969 3648 C 5026 3650 C 5082 3682 C 5137 3723 C 5192 3730 C 5250 3733 C 5308 3740 C 5365 3748 C 5420 3749 C 5475 3755 C 5531 3760 C 5586 3767 C 5640 3782 C 5695 3793 C 5754 3810 C 5812 3818 C 5866 3847 C 5920 3848 C 5974 3849 C 6029 3849 C 6082 3852 C 6136 3860 C 6195 3867 C 6249 3871 C 6303 3874 C 6361 3877 C 6416 3880 C 6469 3888 C 6525 3890 C 6582 3891 C 6635 3893 C 6687 3895 C LT4 6458 631 M (ISJ \(RR by topic\)) Rshow 6542 631 M 252 0 V 934 826 M 76 266 V 71 217 V 68 184 V 68 180 V 261 623 V 254 529 V 253 842 V 244 1050 V 6626 631 T 934 826 T 1010 1092 T 1081 1309 T 1149 1493 T 1217 1673 T 1478 2296 T 1732 2825 T 1985 3667 T 2229 4717 T stroke grestore end showpage %%EndDocument endTexFig 1951 1638 a Fj(Figure)19 b(5:)32 b(Relev)l(an)n(t)17 b(do)r(cumen)n(ts)h(found)g(using)h(the)f(ISJ)g(b)r(enc)n(h-)1951 1721 y(mark)1951 2063 y 15156103 10609270 3289088 -36443095 50651955 -3289088 startTexFig -90 rotate 1951 2063 a %%BeginDocument: plot-isj-avg-cor.ps /gnudict 40 dict def gnudict begin /Color false def /Solid false def /gnulinewidth 5.000 def /vshift -46 def /dl {10 mul} def /hpt 31.5 def /vpt 31.5 def /M {moveto} bind def /L {lineto} bind def /R {rmoveto} bind def /V {rlineto} bind def /vpt2 vpt 2 mul def /hpt2 hpt 2 mul def /Lshow { currentpoint stroke M 0 vshift R show } def /Rshow { currentpoint stroke M dup stringwidth pop neg vshift R show } def /Cshow { currentpoint stroke M dup stringwidth pop -2 div vshift R show } def /DL { Color {setrgbcolor Solid {pop []} if 0 setdash } {pop pop pop Solid {pop []} if 0 setdash} ifelse } def /BL { stroke gnulinewidth 2 mul setlinewidth } def /AL { stroke gnulinewidth 2 div setlinewidth } def /PL { stroke gnulinewidth setlinewidth } def /LTb { BL [] 0 0 0 DL } def /LTa { AL [1 dl 2 dl] 0 setdash 0 0 0 setrgbcolor } def /LT0 { PL [] 0 1 0 DL } def /LT1 { PL [4 dl 2 dl] 0 0 1 DL } def /LT2 { PL [2 dl 3 dl] 1 0 0 DL } def /LT3 { PL [1 dl 1.5 dl] 1 0 1 DL } def /LT4 { PL [5 dl 2 dl 1 dl 2 dl] 0 1 1 DL } def /LT5 { PL [4 dl 3 dl 1 dl 3 dl] 1 1 0 DL } def /LT6 { PL [2 dl 2 dl 2 dl 4 dl] 0 0 0 DL } def /LT7 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 1 0.3 0 DL } def /LT8 { PL [2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 2 dl 4 dl] 0.5 0.5 0.5 DL } def /P { stroke [] 0 setdash currentlinewidth 2 div sub M 0 currentlinewidth V stroke } def /D { stroke [] 0 setdash 2 copy vpt add M hpt neg vpt neg V hpt vpt neg V hpt vpt V hpt neg vpt V closepath stroke P } def /A { stroke [] 0 setdash vpt sub M 0 vpt2 V currentpoint stroke M hpt neg vpt neg R hpt2 0 V stroke } def /B { stroke [] 0 setdash 2 copy exch hpt sub exch vpt add M 0 vpt2 neg V hpt2 0 V 0 vpt2 V hpt2 neg 0 V closepath stroke P } def /C { stroke [] 0 setdash exch hpt sub exch vpt add M hpt2 vpt2 neg V currentpoint stroke M hpt2 neg 0 R hpt2 vpt2 V stroke } def /T { stroke [] 0 setdash 2 copy vpt 1.12 mul add M hpt neg vpt -1.62 mul V hpt 2 mul 0 V hpt neg vpt 1.62 mul V closepath stroke P } def /S { 2 copy A C} def end gnudict begin gsave 50 50 translate 0.100 0.100 scale 90 rotate 0 -5040 translate 0 setgray /Helvetica findfont 140 scalefont setfont newpath LTa 840 351 M 0 4478 V LTb 840 351 M 63 0 V 6066 0 R -63 0 V 756 351 M (0.982) Rshow 840 849 M 63 0 V 6066 0 R -63 0 V 756 849 M (0.984) Rshow 840 1346 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.986) Rshow 840 1844 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.988) Rshow 840 2341 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.99) Rshow 840 2839 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.992) Rshow 840 3336 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.994) Rshow 840 3834 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.996) Rshow 840 4331 M 63 0 V 6066 0 R -63 0 V -6150 0 R (0.998) Rshow 840 4829 M 63 0 V 6066 0 R -63 0 V -6150 0 R (1) Rshow 840 351 M 0 63 V 0 4415 R 0 -63 V 840 211 M (0) Cshow 1862 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (10000) Cshow 2883 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (20000) Cshow 3905 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (30000) Cshow 4926 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (40000) Cshow 5948 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (50000) Cshow 6969 351 M 0 63 V 0 4415 R 0 -63 V 0 -4555 R (60000) Cshow 840 351 M 6129 0 V 0 4478 V -6129 0 V 840 351 L 140 2590 M currentpoint gsave translate 90 rotate 0 0 M (Correlation) Cshow grestore 3904 71 M (Documents Read) Cshow 3904 4969 M (Correlation Between Incremental Collections and ISJ, Overall AP) Cshow LT0 6458 1222 M (Pooling method) Rshow 6542 1222 M 252 0 V 1199 351 M 18 199 V 261 1652 V 254 704 V 253 322 V 244 278 V 235 195 V 467 312 V 457 156 V 455 114 V 447 90 V 454 53 V 448 64 V 448 32 V 442 43 V 443 25 V 162 6 V 6626 1222 D 1217 550 D 1478 2202 D 1732 2906 D 1985 3228 D 2229 3506 D 2464 3701 D 2931 4013 D 3388 4169 D 3843 4283 D 4290 4373 D 4744 4426 D 5192 4490 D 5640 4522 D 6082 4565 D 6525 4590 D 6687 4596 D LT1 6458 1082 M (Random) Rshow 6542 1082 M 252 0 V 4058 351 M 232 717 V 454 934 V 448 1434 V 448 416 V 442 446 V 443 224 V 162 74 V 6626 1082 A 4290 1068 A 4744 2002 A 5192 3436 A 5640 3852 A 6082 4298 A 6525 4522 A 6687 4596 A LT2 6458 942 M (Local MTF) Rshow 6542 942 M 252 0 V 1096 351 M 53 781 V 68 420 V 261 1560 V 254 522 V 253 248 V 244 185 V 235 174 V 467 152 V 457 91 V 455 85 V 447 17 V 454 34 V 448 32 V 448 18 V 442 11 V 443 8 V 162 6 V 6626 942 B 1149 1132 B 1217 1552 B 1478 3112 B 1732 3634 B 1985 3882 B 2229 4067 B 2464 4241 B 2931 4393 B 3388 4484 B 3843 4569 B 4290 4586 B 4744 4620 B 5192 4652 B 5640 4670 B 6082 4681 B 6525 4689 B 6687 4695 B LT3 6458 802 M (Global MTF) Rshow 6542 802 M 252 0 V 1065 351 M 16 436 V 68 1294 V 68 375 V 261 901 V 254 507 V 253 110 V 244 121 V 235 174 V 467 106 V 457 69 V 455 111 V 447 19 V 454 16 V 448 41 V 448 21 V 442 8 V 443 5 V 162 1 V 6626 802 C 1081 787 C 1149 2081 C 1217 2456 C 1478 3357 C 1732 3864 C 1985 3974 C 2229 4095 C 2464 4269 C 2931 4375 C 3388 4444 C 3843 4555 C 4290 4574 C 4744 4590 C 5192 4631 C 5640 4652 C 6082 4660 C 6525 4665 C 6687 4666 C LT4 6458 662 M (ISJ \(RR by topic\)) Rshow 6542 662 M 252 0 V 1061 351 M 20 930 V 68 642 V 68 691 V 261 1788 V 254 362 V 253 52 V 244 13 V 6626 662 T 1081 1281 T 1149 1923 T 1217 2614 T 1478 4402 T 1732 4764 T 1985 4816 T 2229 4829 T stroke grestore end showpage %%EndDocument endTexFig 1951 3573 a Fj(Figure)34 b(6:)48 b(Incremen)n(tal)32 b(correlation)i(using)f(the)g(ISJ)f(b)r(enc)n(h-)1951 3656 y(mark)1951 3998 y 15156103 10609270 3289088 -36443095 50651955 -3289088 startTexFig -90 rotate 1951 3998 a %%BeginDocument: plot-isj-avg-rms.ps /gnudict 40 dict def gnudict begin /Color false def /Solid false def /gnulinewidth 5.000 def /vshift -46 def /dl {10 mul} def /hpt 31.5 def /vpt 31.5 def /M {moveto} bind def /L {lineto} bind def /R {rmoveto} bind def /V {rlineto} bind def /vpt2 vpt 2 mul def /hpt2 hpt 2 mul def /Lshow { currentpoint 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5424 y(w)n(ould)e(b)r(e)g(required)f(under)g (the)g(p)r(o)r(oling)i(metho)r(d.)1951 74 y Fk(8)95 b(Ac)m(kno)m (wledgemen)m(ts)1951 231 y Fj(The)35 b(authors)g(thank)e(Ilana)i (Rosenshein)g(for)g(her)f(assistance)1951 314 y(in)25 b(rendering)g(the)f(ISJ)h(judgemen)n(ts.)33 b(This)26 b(researc)n(h)f(w)n(as)h(sup-)1951 397 y(p)r(orted)g(b)n(y)f(Comm)n (unications)g(and)h(Information)f(T)-6 b(ec)n(hnology)1951 480 y(of)26 b(On)n(tario)f(\(CITO\))g(and)g(b)n(y)f(the)g(Natural)h (Sciences)h(and)e(En-)1951 563 y(gineering)j(Researc)n(h)f(Council)g (of)h(Canada)f(\(NSER)n(C\).)1951 770 y Fk(References)1990 927 y Fj([1])38 b(C.)48 b(L.)f(A.)g(Clark)n(e)g(and)g(G.)g(V.)g(Cormac) n(k.)98 b(In)n(terac-)2108 1010 y(tiv)n(e)50 b(substring)h(retriv)l (al.)109 b(In)50 b(D.)h(K.)g(Harman)e(and)2108 1093 y(E.)41 b(M.)f(V)-6 b(o)r(orhees,)45 b(editors,)f Fh(Information)d(T)-6 b(e)l(chnolo)l(gy:)2108 1176 y(The)48 b(Fifth)g(T)-6 b(ext)49 b(REtrieval)g(Confer)l(enc)l(e)g(\(TREC-5\))p Fj(,)2108 1259 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