{ "data_id": "831", "name": "autoMpg", "exact_name": "autoMpg", "version": 2, "version_label": null, "description": "**Author**: \n**Source**: Unknown - Date unknown \n**Please cite**: \n\nBinarized version of the original data set (see version 1). It converts the numeric target feature to a two-class nominal target feature by computing the mean and classifying all instances with a lower target value as positive ('P') and all others as negative ('N').", "format": "ARFF", "uploader": "Joaquin Vanschoren", "uploader_id": 2, "visibility": "public", "creator": null, "contributor": null, "date": "2014-10-04 14:34:43", "update_comment": null, "last_update": "2014-10-04 14:34:43", "licence": "Public", "status": "active", "error_message": null, "url": "https:\/\/www.openml.org\/data\/download\/53365\/autoMpg.arff", "default_target_attribute": "binaryClass", "row_id_attribute": null, "ignore_attribute": null, "runs": 705, "suggest": { "input": [ "autoMpg", "Binarized version of the original data set (see version 1). It converts the numeric target feature to a two-class nominal target feature by computing the mean and classifying all instances with a lower target value as positive ('P') and all others as negative ('N'). " ], "weight": 5 }, "qualities": { "NumberOfInstances": 398, "NumberOfFeatures": 8, "NumberOfClasses": 2, "NumberOfMissingValues": 6, "NumberOfInstancesWithMissingValues": 6, "NumberOfNumericFeatures": 4, "NumberOfSymbolicFeatures": 4, "Quartile2SkewnessOfNumericAtts": 0.6253538384500263, "REPTreeDepth3Kappa": 0.7497547848394155, "DecisionStumpKappa": 0.7597645934458389, "MaxMeansOfNumericAtts": 2970.4246231155785, "MinMutualInformation": 0.22313183907814, "PercentageOfBinaryFeatures": 12.5, "Quartile2StdDevOfNumericAtts": 71.38049905201218, "RandomTreeDepth1AUC": 0.884888990152148, "Dimensionality": 0.020100502512562814, "MaxMutualInformation": 0.54132968493888, "MinNominalAttDistinctValues": 2, "MinSkewnessOfNumericAtts": 0.27877684462588953, "PercentageOfInstancesWithMissingValues": 1.507537688442211, "Quartile3AttributeEntropy": 3.690693627110913, "RandomTreeDepth1ErrRate": 0.12060301507537688, "EquivalentNumberOfAtts": 2.9812836396556035, "MaxNominalAttDistinctValues": 13, "MinStdDevOfNumericAtts": 2.757688929812677, "PercentageOfMissingValues": 0.18844221105527637, "Quartile3KurtosisOfNumericAtts": 0.6275844705498038, "AutoCorrelation": 0.8261964735516373, "RandomTreeDepth1Kappa": 0.7583057108878825, "J48.00001.AUC": 0.900610111136427, "MaxSkewnessOfNumericAtts": 1.0873262824048746, "MinorityClassPercentage": 47.48743718592965, "PercentageOfNumericFeatures": 50, "Quartile3MeansOfNumericAtts": 2276.17493718593, "CfsSubsetEval_DecisionStumpAUC": 0.9034707982076403, "RandomTreeDepth2AUC": 0.884888990152148, "J48.00001.ErrRate": 0.11809045226130653, "MaxStdDevOfNumericAtts": 846.841774197327, "MinorityClassSize": 189, "PercentageOfSymbolicFeatures": 50, "Quartile3MutualInformation": 0.54132968493888, "CfsSubsetEval_DecisionStumpErrRate": 0.12562814070351758, "RandomTreeDepth2ErrRate": 0.12060301507537688, "J48.00001.Kappa": 0.7641169201281179, "MeanAttributeEntropy": 2.2034894598728316, "NaiveBayesAUC": 0.9606339080023291, "Quartile1AttributeEntropy": 1.3273558482394003, "Quartile3SkewnessOfNumericAtts": 0.9954060028788039, "CfsSubsetEval_DecisionStumpKappa": 0.7491238244118907, "RandomTreeDepth2Kappa": 0.7583057108878825, "J48.0001.AUC": 0.900610111136427, "MeanKurtosisOfNumericAtts": -0.10392041299609289, "NaiveBayesErrRate": 0.11306532663316583, "Quartile1KurtosisOfNumericAtts": -0.7757958362250471, "Quartile3StdDevOfNumericAtts": 661.1987901907943, "CfsSubsetEval_NaiveBayesAUC": 0.9034707982076403, "RandomTreeDepth3AUC": 0.884888990152148, "J48.0001.ErrRate": 0.11809045226130653, "MeanMeansOfNumericAtts": 820.9719951799817, "NaiveBayesKappa": 0.7746092471873348, "Quartile1MeansOfNumericAtts": 37.79341477797147, "REPTreeDepth1AUC": 0.869370395686185, "CfsSubsetEval_NaiveBayesErrRate": 0.12562814070351758, "RandomTreeDepth3ErrRate": 0.12060301507537688, "J48.0001.Kappa": 0.7641169201281179, "MeanMutualInformation": 0.3348147357321867, "NumberOfBinaryFeatures": 1, "Quartile1MutualInformation": 0.22313183907814, "REPTreeDepth1ErrRate": 0.12562814070351758, "CfsSubsetEval_NaiveBayesKappa": 0.7491238244118907, "RandomTreeDepth3Kappa": 0.7583057108878825, "J48.001.AUC": 0.900610111136427, "MeanNoiseToSignalRatio": 5.581220074003463, "Quartile1SkewnessOfNumericAtts": 0.34184826161928245, "REPTreeDepth1Kappa": 0.7497547848394155, "CfsSubsetEval_kNN1NAUC": 0.9034707982076403, "StdvNominalAttDistinctValues": 4.9916597106239795, "J48.001.ErrRate": 0.11809045226130653, "MeanNominalAttDistinctValues": 5.75, "Quartile1StdDevOfNumericAtts": 11.69105668056663, "REPTreeDepth2AUC": 0.869370395686185, "CfsSubsetEval_kNN1NErrRate": 0.12562814070351758, "kNN1NAUC": 0.8772056403635351, "J48.001.Kappa": 0.7641169201281179, "MeanSkewnessOfNumericAtts": 0.6542027009827042, "Quartile2AttributeEntropy": 1.5924189042681818, "REPTreeDepth2ErrRate": 0.12562814070351758, "CfsSubsetEval_kNN1NKappa": 0.7491238244118907, "kNN1NErrRate": 0.12311557788944724, "MajorityClassPercentage": 52.51256281407035, "MeanStdDevOfNumericAtts": 248.090115307791, "Quartile2KurtosisOfNumericAtts": -0.1635498733130354, "REPTreeDepth2Kappa": 0.7497547848394155, "ClassEntropy": 0.9981776939539825, "kNN1NKappa": 0.7534575611236125, "MajorityClassSize": 209, "MinAttributeEntropy": 1.3273558482394003, "Quartile2MeansOfNumericAtts": 148.9476335760435, "REPTreeDepth3AUC": 0.869370395686185, "DecisionStumpAUC": 0.8762562973089287, "MaxAttributeEntropy": 3.690693627110913, "MinKurtosisOfNumericAtts": -0.7855289051011423, "Quartile2MutualInformation": 0.23998268317954, "REPTreeDepth3ErrRate": 0.12562814070351758, "DecisionStumpErrRate": 0.12060301507537688, "MaxKurtosisOfNumericAtts": 0.6969469997428415, "MinMeansOfNumericAtts": 15.568090452261307 }, "tags": [ { "tag": "binarized", "uploader": "1" }, { "tag": "mythbusting_1", "uploader": "1" }, { "tag": "study_1", "uploader": "2" }, { "tag": "study_123", "uploader": "3886" }, { "tag": "study_15", "uploader": "939" }, { "tag": "study_20", "uploader": "939" }, { "tag": "study_41", "uploader": "1" } ], "features": [ { "name": "binaryClass", "index": "7", "type": "nominal", "distinct": "2", "missing": "0", "target": "1", "distr": [ [ "P", "N" ], [ [ "209", "0" ], [ "0", "189" ] ] ] }, { "name": "cylinders", "index": "0", "type": "nominal", "distinct": "5", "missing": "0", "distr": [ [ "8", "4", "6", "3", "5" ], [ [ "101", "2" ], [ "29", "175" ], [ "75", "9" ], [ "3", "1" ], [ "1", "2" ] ] ] }, { "name": "displacement", "index": "1", "type": "numeric", "distinct": "82", "missing": "0", "min": "68", "max": "455", "mean": "193", "stdev": "104" }, { "name": "horsepower", "index": "2", "type": "numeric", "distinct": "93", "missing": "6", "min": "46", "max": "230", "mean": "104", "stdev": "38" }, { "name": "weight", "index": "3", "type": "numeric", "distinct": "351", "missing": "0", "min": "1613", "max": "5140", "mean": "2970", "stdev": "847" }, { "name": "acceleration", "index": "4", "type": "numeric", "distinct": "95", "missing": "0", "min": "8", "max": "25", "mean": "16", "stdev": "3" }, { "name": "model", "index": "5", "type": "nominal", "distinct": "13", "missing": "0", "distr": [ [ "70", "71", "72", "73", "74", "75", "76", "77", "78", "79", "80", "81", "82" ], [ [ "22", "7" ], [ "17", "11" ], [ "22", "6" ], [ "35", "5" ], [ "12", "15" ], [ "23", "7" ], [ "20", "14" ], [ "15", "13" ], [ "22", "14" ], [ "14", "15" ], [ "1", "28" ], [ "4", "25" ], [ "2", "29" ] ] ] }, { "name": "origin", "index": "6", "type": "nominal", "distinct": "3", "missing": "0", "distr": [ [ "1", "3", "2" ], [ [ "182", "67" ], [ "10", "69" ], [ "17", "53" ] ] ] } ], "nr_of_issues": 0, "nr_of_downvotes": 0, "nr_of_likes": 0, "nr_of_downloads": 5, "total_downloads": 5, "reach": 5, "reuse": 15, "impact_of_reuse": 0, "reach_of_reuse": 0, "impact": 15 }