;% ;% !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ;% ;% Identifier attribute deleted. ;% ;% As used by Kilpatrick, D. & Cameron-Jones, M. (1998). Numeric prediction ;% using instance-based learning with encoding length selection. In Progress ;% in Connectionist-Based Information Systems. Singapore: Springer-Verlag. ;% ;% !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ;% ;% ;% 1. Title: Auto-Mpg Data ;% ;% 2. Sources: ;% (a) Origin: This dataset was taken from the StatLib library which is ;% maintained at Carnegie Mellon University. The dataset was ;% used in the 1983 American Statistical Association Exposition. ;% (c) Date: July 7, 1993 ;% ;% 3. Past Usage: ;% - See 2b (above) ;% - Quinlan,R. (1993). Combining Instance-Based and Model-Based Learning. ;% In Proceedings on the Tenth International Conference of Machine ;% Learning, 236-243, University of Massachusetts, Amherst. Morgan ;% Kaufmann. ;% ;% 4. Relevant Information: ;% ;% This dataset is a slightly modified version of the dataset provided in ;% the StatLib library. In line with the use by Ross Quinlan (1993) in ;% predicting the attribute "mpg", 8 of the original instances were removed ;% because they had unknown values for the "mpg" attribute. The original ;% dataset is available in the file "auto-mpg.data-original". ;% ;% "The data concerns city-cycle fuel consumption in miles per gallon, ;% to be predicted in terms of 3 multivalued discrete and 5 continuous ;% attributes." (Quinlan, 1993) ;% ;% 5. Number of Instances: 398 ;% ;% 6. Number of Attributes: 9 including the class attribute ;% ;% 7. Attribute Information: ;% ;% 1. mpg: continuous ;% 2. cylinders: multi-valued discrete ;% 3. displacement: continuous ;% 4. horsepower: continuous ;% 5. weight: continuous ;% 6. acceleration: continuous ;% 7. model year: multi-valued discrete ;% 8. origin: multi-valued discrete ;% 9. car name: string (unique for each instance) ;% ;% 8. Missing Attribute Values: horsepower has 6 missing values ;% (defun autoMpg () (data :name 'autoMpg :columns '(cylinders displacement horsepower weight acceleration model origin class) :egs '( (8 307 130 3504 12 70 1 18) (8 350 165 3693 11.5 70 1 15) (8 318 150 3436 11 70 1 18) (8 304 150 3433 12 70 1 16) (8 302 140 3449 10.5 70 1 17) (8 429 198 4341 10 70 1 15) (8 454 220 4354 9 70 1 14) (8 440 215 4312 8.5 70 1 14) (8 455 225 4425 10 70 1 14) (8 390 190 3850 8.5 70 1 15) (8 383 170 3563 10 70 1 15) (8 340 160 3609 8 70 1 14) (8 400 150 3761 9.5 70 1 15) (8 455 225 3086 10 70 1 14) (4 113 95 2372 15 70 3 24) (6 198 95 2833 15.5 70 1 22) (6 199 97 2774 15.5 70 1 18) (6 200 85 2587 16 70 1 21) (4 97 88 2130 14.5 70 3 27) (4 97 46 1835 20.5 70 2 26) (4 110 87 2672 17.5 70 2 25) (4 107 90 2430 14.5 70 2 24) (4 104 95 2375 17.5 70 2 25) (4 121 113 2234 12.5 70 2 26) (6 199 90 2648 15 70 1 21) (8 360 215 4615 14 70 1 10) (8 307 200 4376 15 70 1 10) (8 318 210 4382 13.5 70 1 11) (8 304 193 4732 18.5 70 1 9) (4 97 88 2130 14.5 71 3 27) (4 140 90 2264 15.5 71 1 28) (4 113 95 2228 14 71 3 25) (4 98 ? 2046 19 71 1 25) (6 232 100 2634 13 71 1 19) (6 225 105 3439 15.5 71 1 16) (6 250 100 3329 15.5 71 1 17) (6 250 88 3302 15.5 71 1 19) (6 232 100 3288 15.5 71 1 18) (8 350 165 4209 12 71 1 14) (8 400 175 4464 11.5 71 1 14) (8 351 153 4154 13.5 71 1 14) (8 318 150 4096 13 71 1 14) (8 383 180 4955 11.5 71 1 12) (8 400 170 4746 12 71 1 13) (8 400 175 5140 12 71 1 13) (6 258 110 2962 13.5 71 1 18) (4 140 72 2408 19 71 1 22) (6 250 100 3282 15 71 1 19) (6 250 88 3139 14.5 71 1 18) (4 122 86 2220 14 71 1 23) (4 116 90 2123 14 71 2 28) (4 79 70 2074 19.5 71 2 30) (4 88 76 2065 14.5 71 2 30) (4 71 65 1773 19 71 3 31) (4 72 69 1613 18 71 3 35) (4 97 60 1834 19 71 2 27) (4 91 70 1955 20.5 71 1 26) (4 113 95 2278 15.5 72 3 24) (4 97.5 80 2126 17 72 1 25) (4 97 54 2254 23.5 72 2 23) (4 140 90 2408 19.5 72 1 20) (4 122 86 2226 16.5 72 1 21) (8 350 165 4274 12 72 1 13) (8 400 175 4385 12 72 1 14) (8 318 150 4135 13.5 72 1 15) (8 351 153 4129 13 72 1 14) (8 304 150 3672 11.5 72 1 17) (8 429 208 4633 11 72 1 11) (8 350 155 4502 13.5 72 1 13) (8 350 160 4456 13.5 72 1 12) (8 400 190 4422 12.5 72 1 13) (3 70 97 2330 13.5 72 3 19) (8 304 150 3892 12.5 72 1 15) (8 307 130 4098 14 72 1 13) (8 302 140 4294 16 72 1 13) (8 318 150 4077 14 72 1 14) (4 121 112 2933 14.5 72 2 18) (4 121 76 2511 18 72 2 22) (4 120 87 2979 19.5 72 2 21) (4 96 69 2189 18 72 2 26) (4 122 86 2395 16 72 1 22) (4 97 92 2288 17 72 3 28) (4 120 97 2506 14.5 72 3 23) (4 98 80 2164 15 72 1 28) (4 97 88 2100 16.5 72 3 27) (8 350 175 4100 13 73 1 13) (8 304 150 3672 11.5 73 1 14) (8 350 145 3988 13 73 1 13) (8 302 137 4042 14.5 73 1 14) (8 318 150 3777 12.5 73 1 15) (8 429 198 4952 11.5 73 1 12) (8 400 150 4464 12 73 1 13) (8 351 158 4363 13 73 1 13) (8 318 150 4237 14.5 73 1 14) (8 440 215 4735 11 73 1 13) (8 455 225 4951 11 73 1 12) (8 360 175 3821 11 73 1 13) (6 225 105 3121 16.5 73 1 18) (6 250 100 3278 18 73 1 16) (6 232 100 2945 16 73 1 18) (6 250 88 3021 16.5 73 1 18) (6 198 95 2904 16 73 1 23) (4 97 46 1950 21 73 2 26) (8 400 150 4997 14 73 1 11) (8 400 167 4906 12.5 73 1 12) (8 360 170 4654 13 73 1 13) (8 350 180 4499 12.5 73 1 12) (6 232 100 2789 15 73 1 18) (4 97 88 2279 19 73 3 20) (4 140 72 2401 19.5 73 1 21) (4 108 94 2379 16.5 73 3 22) (3 70 90 2124 13.5 73 3 18) (4 122 85 2310 18.5 73 1 19) (6 155 107 2472 14 73 1 21) (4 98 90 2265 15.5 73 2 26) (8 350 145 4082 13 73 1 15) (8 400 230 4278 9.5 73 1 16) (4 68 49 1867 19.5 73 2 29) (4 116 75 2158 15.5 73 2 24) (4 114 91 2582 14 73 2 20) (4 121 112 2868 15.5 73 2 19) (8 318 150 3399 11 73 1 15) (4 121 110 2660 14 73 2 24) (6 156 122 2807 13.5 73 3 20) (8 350 180 3664 11 73 1 11) (6 198 95 3102 16.5 74 1 20) (6 200 ? 2875 17 74 1 21) (6 232 100 2901 16 74 1 19) (6 250 100 3336 17 74 1 15) (4 79 67 1950 19 74 3 31) (4 122 80 2451 16.5 74 1 26) (4 71 65 1836 21 74 3 32) (4 140 75 2542 17 74 1 25) (6 250 100 3781 17 74 1 16) (6 258 110 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20) (4 140 78 2592 18.5 75 1 23) (4 134 96 2702 13.5 75 3 24) (4 90 71 2223 16.5 75 2 25) (4 119 97 2545 17 75 3 24) (6 171 97 2984 14.5 75 1 18) (4 90 70 1937 14 75 2 29) (6 232 90 3211 17 75 1 19) (4 115 95 2694 15 75 2 23) (4 120 88 2957 17 75 2 23) (4 121 98 2945 14.5 75 2 22) (4 121 115 2671 13.5 75 2 25) (4 91 53 1795 17.5 75 3 33) (4 107 86 2464 15.5 76 2 28) (4 116 81 2220 16.9 76 2 25) (4 140 92 2572 14.9 76 1 25) (4 98 79 2255 17.7 76 1 26) (4 101 83 2202 15.3 76 2 27) (8 305 140 4215 13 76 1 17.5) (8 318 150 4190 13 76 1 16) (8 304 120 3962 13.9 76 1 15.5) (8 351 152 4215 12.8 76 1 14.5) (6 225 100 3233 15.4 76 1 22) (6 250 105 3353 14.5 76 1 22) (6 200 81 3012 17.6 76 1 24) (6 232 90 3085 17.6 76 1 22.5) (4 85 52 2035 22.2 76 1 29) (4 98 60 2164 22.1 76 1 24.5) (4 90 70 1937 14.2 76 2 29) (4 91 53 1795 17.4 76 3 33) (6 225 100 3651 17.7 76 1 20) (6 250 78 3574 21 76 1 18) (6 250 110 3645 16.2 76 1 18.5) (6 258 95 3193 17.8 76 1 17.5) (4 97 71 1825 12.2 76 2 29.5) (4 85 70 1990 17 76 3 32) (4 97 75 2155 16.4 76 3 28) (4 140 72 2565 13.6 76 1 26.5) (4 130 102 3150 15.7 76 2 20) (8 318 150 3940 13.2 76 1 13) (4 120 88 3270 21.9 76 2 19) (6 156 108 2930 15.5 76 3 19) (6 168 120 3820 16.7 76 2 16.5) (8 350 180 4380 12.1 76 1 16.5) (8 350 145 4055 12 76 1 13) (8 302 130 3870 15 76 1 13) (8 318 150 3755 14 76 1 13) (4 98 68 2045 18.5 77 3 31.5) (4 111 80 2155 14.8 77 1 30) (4 79 58 1825 18.6 77 2 36) (4 122 96 2300 15.5 77 1 25.5) (4 85 70 1945 16.8 77 3 33.5) (8 305 145 3880 12.5 77 1 17.5) (8 260 110 4060 19 77 1 17) (8 318 145 4140 13.7 77 1 15.5) (8 302 130 4295 14.9 77 1 15) (6 250 110 3520 16.4 77 1 17.5) (6 231 105 3425 16.9 77 1 20.5) (6 225 100 3630 17.7 77 1 19) (6 250 98 3525 19 77 1 18.5) (8 400 180 4220 11.1 77 1 16) (8 350 170 4165 11.4 77 1 15.5) (8 400 190 4325 12.2 77 1 15.5) (8 351 149 4335 14.5 77 1 16) (4 97 78 1940 14.5 77 2 29) (4 151 88 2740 16 77 1 24.5) (4 97 75 2265 18.2 77 3 26) (4 140 89 2755 15.8 77 1 25.5) (4 98 63 2051 17 77 1 30.5) (4 98 83 2075 15.9 77 1 33.5) (4 97 67 1985 16.4 77 3 30) (4 97 78 2190 14.1 77 2 30.5) (6 146 97 2815 14.5 77 3 22) (4 121 110 2600 12.8 77 2 21.5) (3 80 110 2720 13.5 77 3 21.5) (4 90 48 1985 21.5 78 2 43.1) (4 98 66 1800 14.4 78 1 36.1) (4 78 52 1985 19.4 78 3 32.8) (4 85 70 2070 18.6 78 3 39.4) (4 91 60 1800 16.4 78 3 36.1) (8 260 110 3365 15.5 78 1 19.9) (8 318 140 3735 13.2 78 1 19.4) (8 302 139 3570 12.8 78 1 20.2) (6 231 105 3535 19.2 78 1 19.2) (6 200 95 3155 18.2 78 1 20.5) (6 200 85 2965 15.8 78 1 20.2) (4 140 88 2720 15.4 78 1 25.1) (6 225 100 3430 17.2 78 1 20.5) (6 232 90 3210 17.2 78 1 19.4) (6 231 105 3380 15.8 78 1 20.6) (6 200 85 3070 16.7 78 1 20.8) (6 225 110 3620 18.7 78 1 18.6) (6 258 120 3410 15.1 78 1 18.1) (8 305 145 3425 13.2 78 1 19.2) (6 231 165 3445 13.4 78 1 17.7) (8 302 139 3205 11.2 78 1 18.1) (8 318 140 4080 13.7 78 1 17.5) (4 98 68 2155 16.5 78 1 30) (4 134 95 2560 14.2 78 3 27.5) (4 119 97 2300 14.7 78 3 27.2) (4 105 75 2230 14.5 78 1 30.9) (4 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14.9 79 1 34.5) (4 85 65 2020 19.2 79 3 31.8) (4 91 69 2130 14.7 79 2 37.3) (4 151 90 2670 16 79 1 28.4) (6 173 115 2595 11.3 79 1 28.8) (6 173 115 2700 12.9 79 1 26.8) (4 151 90 2556 13.2 79 1 33.5) (4 98 76 2144 14.7 80 2 41.5) (4 89 60 1968 18.8 80 3 38.1) (4 98 70 2120 15.5 80 1 32.1) (4 86 65 2019 16.4 80 3 37.2) (4 151 90 2678 16.5 80 1 28) (4 140 88 2870 18.1 80 1 26.4) (4 151 90 3003 20.1 80 1 24.3) (6 225 90 3381 18.7 80 1 19.1) (4 97 78 2188 15.8 80 2 34.3) (4 134 90 2711 15.5 80 3 29.8) (4 120 75 2542 17.5 80 3 31.3) (4 119 92 2434 15 80 3 37) (4 108 75 2265 15.2 80 3 32.2) (4 86 65 2110 17.9 80 3 46.6) (4 156 105 2800 14.4 80 1 27.9) (4 85 65 2110 19.2 80 3 40.8) (4 90 48 2085 21.7 80 2 44.3) (4 90 48 2335 23.7 80 2 43.4) (5 121 67 2950 19.9 80 2 36.4) (4 146 67 3250 21.8 80 2 30) (4 91 67 1850 13.8 80 3 44.6) (4 85 ? 1835 17.3 80 2 40.9) (4 97 67 2145 18 80 3 33.8) (4 89 62 1845 15.3 80 2 29.8) (6 168 132 2910 11.4 80 3 32.7) (3 70 100 2420 12.5 80 3 23.7) (4 122 88 2500 15.1 80 2 35) (4 140 ? 2905 14.3 80 1 23.6) (4 107 72 2290 17 80 3 32.4) (4 135 84 2490 15.7 81 1 27.2) (4 151 84 2635 16.4 81 1 26.6) (4 156 92 2620 14.4 81 1 25.8) (6 173 110 2725 12.6 81 1 23.5) (4 135 84 2385 12.9 81 1 30) (4 79 58 1755 16.9 81 3 39.1) (4 86 64 1875 16.4 81 1 39) (4 81 60 1760 16.1 81 3 35.1) (4 97 67 2065 17.8 81 3 32.3) (4 85 65 1975 19.4 81 3 37) (4 89 62 2050 17.3 81 3 37.7) (4 91 68 1985 16 81 3 34.1) (4 105 63 2215 14.9 81 1 34.7) (4 98 65 2045 16.2 81 1 34.4) (4 98 65 2380 20.7 81 1 29.9) (4 105 74 2190 14.2 81 2 33) (4 100 ? 2320 15.8 81 2 34.5) (4 107 75 2210 14.4 81 3 33.7) (4 108 75 2350 16.8 81 3 32.4) (4 119 100 2615 14.8 81 3 32.9) (4 120 74 2635 18.3 81 3 31.6) (4 141 80 3230 20.4 81 2 28.1) (6 145 76 3160 19.6 81 2 30.7) (6 168 116 2900 12.6 81 3 25.4) (6 146 120 2930 13.8 81 3 24.2) (6 231 110 3415 15.8 81 1 22.4) (8 350 105 3725 19 81 1 26.6) (6 200 88 3060 17.1 81 1 20.2) (6 225 85 3465 16.6 81 1 17.6) (4 112 88 2605 19.6 82 1 28) (4 112 88 2640 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