{
    "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,
        "REPTreeDepth3Kappa": 0.7497547848394155,
        "DecisionStumpKappa": 0.7597645934458389,
        "MaxMeansOfNumericAtts": 2970.4246231155785,
        "MinMutualInformation": 0.22313183907814,
        "Quartile2SkewnessOfNumericAtts": 0.6253538384500263,
        "RandomTreeDepth1AUC": 0.884888990152148,
        "Dimensionality": 0.020100502512562814,
        "MaxMutualInformation": 0.54132968493888,
        "MinNominalAttDistinctValues": 2,
        "PercentageOfBinaryFeatures": 12.5,
        "Quartile2StdDevOfNumericAtts": 71.38049905201218,
        "RandomTreeDepth1ErrRate": 0.12060301507537688,
        "EquivalentNumberOfAtts": 2.9812836396556035,
        "MaxNominalAttDistinctValues": 13,
        "MinSkewnessOfNumericAtts": 0.27877684462588953,
        "PercentageOfInstancesWithMissingValues": 1.507537688442211,
        "Quartile3AttributeEntropy": 3.690693627110913,
        "RandomTreeDepth1Kappa": 0.7583057108878825,
        "J48.00001.AUC": 0.900610111136427,
        "MaxSkewnessOfNumericAtts": 1.0873262824048746,
        "MinStdDevOfNumericAtts": 2.757688929812677,
        "PercentageOfMissingValues": 0.18844221105527637,
        "Quartile3KurtosisOfNumericAtts": 0.6275844705498038,
        "AutoCorrelation": 0.8261964735516373,
        "RandomTreeDepth2AUC": 0.884888990152148,
        "J48.00001.ErrRate": 0.11809045226130653,
        "MaxStdDevOfNumericAtts": 846.841774197327,
        "MinorityClassPercentage": 47.48743718592965,
        "PercentageOfNumericFeatures": 50,
        "Quartile3MeansOfNumericAtts": 2276.17493718593,
        "CfsSubsetEval_DecisionStumpAUC": 0.9034707982076403,
        "RandomTreeDepth2ErrRate": 0.12060301507537688,
        "J48.00001.Kappa": 0.7641169201281179,
        "MeanAttributeEntropy": 2.2034894598728316,
        "MinorityClassSize": 189,
        "PercentageOfSymbolicFeatures": 50,
        "Quartile3MutualInformation": 0.54132968493888,
        "CfsSubsetEval_DecisionStumpErrRate": 0.12562814070351758,
        "RandomTreeDepth2Kappa": 0.7583057108878825,
        "J48.0001.AUC": 0.900610111136427,
        "MeanKurtosisOfNumericAtts": -0.10392041299609289,
        "NaiveBayesAUC": 0.9606339080023291,
        "Quartile1AttributeEntropy": 1.3273558482394003,
        "Quartile3SkewnessOfNumericAtts": 0.9954060028788039,
        "CfsSubsetEval_DecisionStumpKappa": 0.7491238244118907,
        "RandomTreeDepth3AUC": 0.884888990152148,
        "J48.0001.ErrRate": 0.11809045226130653,
        "MeanMeansOfNumericAtts": 820.9719951799817,
        "NaiveBayesErrRate": 0.11306532663316583,
        "Quartile1KurtosisOfNumericAtts": -0.7757958362250471,
        "Quartile3StdDevOfNumericAtts": 661.1987901907943,
        "CfsSubsetEval_NaiveBayesAUC": 0.9034707982076403,
        "RandomTreeDepth3ErrRate": 0.12060301507537688,
        "J48.0001.Kappa": 0.7641169201281179,
        "MeanMutualInformation": 0.3348147357321867,
        "NaiveBayesKappa": 0.7746092471873348,
        "Quartile1MeansOfNumericAtts": 37.79341477797147,
        "REPTreeDepth1AUC": 0.869370395686185,
        "CfsSubsetEval_NaiveBayesErrRate": 0.12562814070351758,
        "RandomTreeDepth3Kappa": 0.7583057108878825,
        "J48.001.AUC": 0.900610111136427,
        "MeanNoiseToSignalRatio": 5.581220074003463,
        "NumberOfBinaryFeatures": 1,
        "Quartile1MutualInformation": 0.22313183907814,
        "REPTreeDepth1ErrRate": 0.12562814070351758,
        "CfsSubsetEval_NaiveBayesKappa": 0.7491238244118907,
        "CfsSubsetEval_kNN1NAUC": 0.9034707982076403,
        "StdvNominalAttDistinctValues": 4.9916597106239795,
        "J48.001.ErrRate": 0.11809045226130653,
        "MeanNominalAttDistinctValues": 5.75,
        "Quartile1SkewnessOfNumericAtts": 0.34184826161928245,
        "REPTreeDepth1Kappa": 0.7497547848394155,
        "CfsSubsetEval_kNN1NErrRate": 0.12562814070351758,
        "kNN1NAUC": 0.8772056403635351,
        "J48.001.Kappa": 0.7641169201281179,
        "MeanSkewnessOfNumericAtts": 0.6542027009827042,
        "Quartile1StdDevOfNumericAtts": 11.69105668056663,
        "REPTreeDepth2AUC": 0.869370395686185,
        "CfsSubsetEval_kNN1NKappa": 0.7491238244118907,
        "kNN1NErrRate": 0.12311557788944724,
        "MajorityClassPercentage": 52.51256281407035,
        "MeanStdDevOfNumericAtts": 248.090115307791,
        "Quartile2AttributeEntropy": 1.5924189042681818,
        "REPTreeDepth2ErrRate": 0.12562814070351758,
        "ClassEntropy": 0.9981776939539825,
        "kNN1NKappa": 0.7534575611236125,
        "MajorityClassSize": 209,
        "MinAttributeEntropy": 1.3273558482394003,
        "Quartile2KurtosisOfNumericAtts": -0.1635498733130354,
        "REPTreeDepth2Kappa": 0.7497547848394155,
        "REPTreeDepth3AUC": 0.869370395686185,
        "DecisionStumpAUC": 0.8762562973089287,
        "MaxAttributeEntropy": 3.690693627110913,
        "MinKurtosisOfNumericAtts": -0.7855289051011423,
        "Quartile2MeansOfNumericAtts": 148.9476335760435,
        "REPTreeDepth3ErrRate": 0.12562814070351758,
        "DecisionStumpErrRate": 0.12060301507537688,
        "MaxKurtosisOfNumericAtts": 0.6969469997428415,
        "MinMeansOfNumericAtts": 15.568090452261307,
        "Quartile2MutualInformation": 0.23998268317954
    },
    "tags": [
        {
            "uploader": "1",
            "tag": "binarized"
        },
        {
            "uploader": "38960",
            "tag": "Chemistry"
        },
        {
            "uploader": "38960",
            "tag": "Life Science"
        },
        {
            "uploader": "1",
            "tag": "mythbusting_1"
        },
        {
            "uploader": "2",
            "tag": "study_1"
        },
        {
            "uploader": "3886",
            "tag": "study_123"
        },
        {
            "uploader": "939",
            "tag": "study_15"
        },
        {
            "uploader": "939",
            "tag": "study_20"
        },
        {
            "uploader": "1",
            "tag": "study_41"
        }
    ],
    "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": 0,
    "total_downloads": 0,
    "reach": 0,
    "reuse": 0,
    "impact_of_reuse": 0,
    "reach_of_reuse": 0,
    "impact": 0
}