Automobile Multi-class Imbalanced data set 1: Description. An imbalanced version of the Automobile data set without missing values, where there are some classes with a small number of examples while other classes have a large number of examples. 2: Type. Imbalanced 3: Origin. Real world 4: Instances. 159 5: Features. 25 6: Classes. 6 7: Missing values. No 8: IR: 16.00 9: Header. @relation unknow @attribute normalized-losses real [65.0, 256.0] @attribute make {alfa-romero, audi, bmw, chevrolet, dodge, honda, isuzu, jaguar, mazda, mercedes-benz, mercury, mitsubishi, nissan, peugot, plymouth, porsche, renault, saab, subaru, toyota, volkswagen, volvo} @attribute fuel-type {diesel, gas} @attribute aspiration {std, turbo} @attribute num-of-doors {four, two} @attribute body-style {hardtop, wagon, sedan, hatchback, convertible} @attribute drive-wheels {4wd, fwd, rwd} @attribute engine-location {front, rear} @attribute wheel-base real [86.6, 115.6] @attribute length real [141.1, 202.6] @attribute width real [60.3, 71.7] @attribute height real [49.4, 59.8] @attribute curb-weight real [1488.0, 4066.0] @attribute engine-type {dohc, dohcv, l, ohc, ohcf, ohcv, rotor} @attribute num-of-cylinders {eight, five, four, six, three, twelve, two} @attribute engine-size real [61.0, 258.0] @attribute fuel-system {1bbl, 2bbl, 4bbl, idi, mfi, mpfi, spdi, spfi} @attribute bore real [2.54, 3.94] @attribute stroke real [2.07, 4.17] @attribute compression-ratio real [7.0, 23.0] @attribute horsepower real [48.0, 200.0] @attribute peak-rpm real [4150.0, 6600.0] @attribute city-mpg real [15.0, 49.0] @attribute highway-mpg real [18.0, 54.0] @attribute price real [5118.0, 35056.0] @attribute symboling {-2, -1, 0, 1, 2, 3} @inputs normalized-losses, make, fuel-type, aspiration, num-of-doors, body-style, drive-wheels, engine-location, wheel-base, length, width, height, curb-weight, engine-type, num-of-cylinders, engine-size, fuel-system, bore, stroke, compression-ratio, horsepower, peak-rpm, city-mpg, highway-mpg, price @outputs symboling