SP500215 NIST Special Publication 500-215: The Second Text REtrieval Conference (TREC-2) TREC-II Routing Experiments with the TRW/Paracel Fast Data Finder chapter M. Mettler National Institute of Standards and Technology D. K. Harman TABLE III - TRW/Paracel TREC-Il Routing Results NIST Relevant Retr @100 TRW1 TRW2 Qry Rel. Best Median Worst Rel Rel Description 51 11 11 10 0 10 10 Airbus Subsidies 52 454 100 97 31 99 99 S. Africa Sanctions 53 154 84 50 1 52 55 Leveraged Buyouts 54 124 65 57 0 21 47 Sat. Launch Contracts 55 320 100 87 0 54 96 Insider Trading 56 395 96 88 3 89 96 Prime Rate Moves 57 319 91 73 0 61 91 MCI 58 76 62 39 4 49 28 Rail Strikes 59 574 97 80 1 95 95 Weather Fatalities 60 18 9 4 0 2 3 Merit-Pay vs. Seniority 61 67 60 24 2 7 24 Israel & Iran-Contra 62 426 92 75 9 82 81 Military Coups D'etat 63 74 40 24 0 24 29 Machine Translation 64 282 68 53 1 29 57 Hostage-Taking 65 214 55 29 0 2 46 Info Retrieval Systems 66 86 40 19 0 20 23 NLP 67 365 64 52 0 10 61 Civil Disturbances 68 76 61 38 0 58 55 Health Hazards 69 1 1 0 0 0 0 Reviving SALT II Treaty 70 34 32 28 0 31 32 Surrogate Motherhood 71 300 73 35 1 21 32 Border Incursions 72 91 43 31 0 17 30 Demographic Shifts/U.S. 73 355 74 49 0 23 74 Demographic Shifts/World 74 323 60 32 S 6 35 Conflicting Policies 75 372 59 28 1 59 31 Automation 76 163 34 24 0 11 34 Original Intent 77 85 49 36 0 36 40 Poaching 78 83 66 58 0 40 57 Greenpeace 79 341 85 75 0 81 77 FRG Party Positions 80 143 54 8 0 54 8 Candidate Platforms 81 4 4 2 0 1 2 PTL Fallout 82 203 89 65 0 30 87 Genetic Engineering 83 235 64 31 2 54 25 Protect the Atmosphere 84 101 27 16 0 22 14 Alternative Energy 85 670 88 69 38 59 84 Official Corruption 86 40 27 16 0 19 12 B[OCRerr]nk Failures 87 151 75 42 2 42 36 S&L Prosecutions 88 32 29 21 0 11 26 Crude Oil Price Trends 89 17 8 2 0 3 7 OPEC Investments 90 75 39 10 0 39 9 Oil & Gas Reserves 91 9 6 3 0 5 5 Acq of Advanced Weapons 92 27 17 6 0 7 9 Military Equip Sales 93 94 65 61 9 61 62 NRA 94 300 76 47 0 57 62 Computer Crime 95 359 77 45 1 63 40 Computer Crime Detection 96 310 86 42 2 23 49 Computer Medical Diag 97 319 59 21 0 20 41 Fiber Optics Appl 98 722 96 67 0 83 84 Fiber Optics Manuf 99 291 99 92 10 91 89 Iran-Contra 100 204 94 84 0 52 89 Controlling High Tech 206