{
    "data_id": "1011",
    "name": "ecoli",
    "exact_name": "ecoli",
    "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). The multi-class target feature is converted to a two-class nominal target feature by re-labeling the majority class as positive ('P') and all others as negative ('N'). Originally converted by Quan Sun.",
    "format": "ARFF",
    "uploader": "Joaquin Vanschoren",
    "uploader_id": 2,
    "visibility": "public",
    "creator": null,
    "contributor": null,
    "date": "2014-10-04 22:45:09",
    "update_comment": null,
    "last_update": "2014-10-04 22:45:09",
    "licence": "Public",
    "status": "active",
    "error_message": null,
    "url": "https:\/\/www.openml.org\/data\/download\/53545\/ecoli.arff",
    "default_target_attribute": "binaryClass",
    "row_id_attribute": null,
    "ignore_attribute": null,
    "runs": 815,
    "suggest": {
        "input": [
            "ecoli",
            "Binarized version of the original data set (see version 1). The multi-class target feature is converted to a two-class nominal target feature by re-labeling the majority class as positive ('P') and all others as negative ('N'). Originally converted by Quan Sun. "
        ],
        "weight": 5
    },
    "qualities": {
        "NumberOfInstances": 336,
        "NumberOfFeatures": 8,
        "NumberOfClasses": 2,
        "NumberOfMissingValues": 0,
        "NumberOfInstancesWithMissingValues": 0,
        "NumberOfNumericFeatures": 7,
        "NumberOfSymbolicFeatures": 1,
        "REPTreeDepth3Kappa": 0.8613761928679056,
        "DecisionStumpKappa": 0.6481862710300276,
        "MaxMeansOfNumericAtts": 0.5014880952380952,
        "MinMutualInformation": null,
        "Quartile2SkewnessOfNumericAtts": 0.41422005619784913,
        "RandomTreeDepth1AUC": 0.9103771875792601,
        "Dimensionality": 0.023809523809523808,
        "MaxMutualInformation": null,
        "MinNominalAttDistinctValues": 2,
        "PercentageOfBinaryFeatures": 12.5,
        "Quartile2StdDevOfNumericAtts": 0.14815683501342095,
        "RandomTreeDepth1ErrRate": 0.08630952380952381,
        "EquivalentNumberOfAtts": null,
        "MaxNominalAttDistinctValues": 2,
        "MinSkewnessOfNumericAtts": -0.16595568511332565,
        "PercentageOfInstancesWithMissingValues": 0,
        "Quartile3AttributeEntropy": null,
        "RandomTreeDepth1Kappa": 0.8229908443540183,
        "J48.00001.AUC": 0.9400340592050437,
        "MaxSkewnessOfNumericAtts": 18.33030277982337,
        "MinStdDevOfNumericAtts": 0.027277236279499045,
        "PercentageOfMissingValues": 0,
        "Quartile3KurtosisOfNumericAtts": 29.079409081025663,
        "AutoCorrelation": 0.9970149253731343,
        "RandomTreeDepth2AUC": 0.9103771875792601,
        "J48.00001.ErrRate": 0.0744047619047619,
        "MaxStdDevOfNumericAtts": 0.21575130297051617,
        "MinorityClassPercentage": 42.55952380952381,
        "PercentageOfNumericFeatures": 87.5,
        "Quartile3MeansOfNumericAtts": 0.5001785714285714,
        "CfsSubsetEval_DecisionStumpAUC": 0.9400340592050437,
        "RandomTreeDepth2ErrRate": 0.08630952380952381,
        "J48.00001.Kappa": 0.8471281939288056,
        "MeanAttributeEntropy": null,
        "MinorityClassSize": 143,
        "PercentageOfSymbolicFeatures": 12.5,
        "Quartile3MutualInformation": null,
        "CfsSubsetEval_DecisionStumpErrRate": 0.0744047619047619,
        "RandomTreeDepth2Kappa": 0.8229908443540183,
        "J48.0001.AUC": 0.9400340592050437,
        "MeanKurtosisOfNumericAtts": 51.97603083018976,
        "NaiveBayesAUC": 0.9882604442189934,
        "Quartile1AttributeEntropy": null,
        "Quartile3SkewnessOfNumericAtts": 5.559347967337419,
        "CfsSubsetEval_DecisionStumpKappa": 0.8471281939288056,
        "RandomTreeDepth3AUC": 0.9103771875792601,
        "J48.0001.ErrRate": 0.0744047619047619,
        "MeanMeansOfNumericAtts": 0.4995663265306122,
        "NaiveBayesErrRate": 0.044642857142857144,
        "Quartile1KurtosisOfNumericAtts": -0.9382139689565889,
        "Quartile3StdDevOfNumericAtts": 0.20941051515928003,
        "CfsSubsetEval_NaiveBayesAUC": 0.9400340592050437,
        "RandomTreeDepth3ErrRate": 0.08630952380952381,
        "J48.0001.Kappa": 0.8471281939288056,
        "MeanMutualInformation": null,
        "NaiveBayesKappa": 0.9082769163572834,
        "Quartile1MeansOfNumericAtts": 0.49973214285714285,
        "REPTreeDepth1AUC": 0.9436573788905394,
        "CfsSubsetEval_NaiveBayesErrRate": 0.0744047619047619,
        "RandomTreeDepth3Kappa": 0.8229908443540183,
        "J48.001.AUC": 0.9400340592050437,
        "MeanNoiseToSignalRatio": null,
        "NumberOfBinaryFeatures": 1,
        "Quartile1MutualInformation": null,
        "REPTreeDepth1ErrRate": 0.06845238095238096,
        "CfsSubsetEval_NaiveBayesKappa": 0.8471281939288056,
        "CfsSubsetEval_kNN1NAUC": 0.9400340592050437,
        "StdvNominalAttDistinctValues": 0,
        "J48.001.ErrRate": 0.0744047619047619,
        "MeanNominalAttDistinctValues": 2,
        "Quartile1SkewnessOfNumericAtts": 0.06286669592022871,
        "REPTreeDepth1Kappa": 0.8613761928679056,
        "CfsSubsetEval_kNN1NErrRate": 0.0744047619047619,
        "kNN1NAUC": 0.9513025834269357,
        "J48.001.Kappa": 0.8471281939288056,
        "MeanSkewnessOfNumericAtts": 3.6055010492684385,
        "Quartile1StdDevOfNumericAtts": 0.08849527872597225,
        "REPTreeDepth2AUC": 0.9436573788905394,
        "CfsSubsetEval_kNN1NKappa": 0.8471281939288056,
        "kNN1NErrRate": 0.047619047619047616,
        "MajorityClassPercentage": 57.44047619047619,
        "MeanStdDevOfNumericAtts": 0.14372869668428687,
        "Quartile2AttributeEntropy": null,
        "REPTreeDepth2ErrRate": 0.06845238095238096,
        "ClassEntropy": 0.9839667997071854,
        "kNN1NKappa": 0.9026051668538714,
        "MajorityClassSize": 193,
        "MinAttributeEntropy": null,
        "Quartile2KurtosisOfNumericAtts": 0.2594151075222815,
        "REPTreeDepth2Kappa": 0.8613761928679056,
        "REPTreeDepth3AUC": 0.9436573788905394,
        "DecisionStumpAUC": 0.8745063226928512,
        "MaxAttributeEntropy": null,
        "MinKurtosisOfNumericAtts": -1.0447542888959216,
        "Quartile2MeansOfNumericAtts": 0.5000297619047619,
        "REPTreeDepth3ErrRate": 0.06845238095238096,
        "DecisionStumpErrRate": 0.17559523809523808,
        "MaxKurtosisOfNumericAtts": 335.99999999999915,
        "MinMeansOfNumericAtts": 0.4954761904761904,
        "Quartile2MutualInformation": null
    },
    "tags": [
        {
            "uploader": "38960",
            "tag": "Chemistry"
        },
        {
            "uploader": "38960",
            "tag": "Life Science"
        },
        {
            "uploader": "1",
            "tag": "mythbusting_1"
        },
        {
            "uploader": "2",
            "tag": "study_1"
        },
        {
            "uploader": "939",
            "tag": "study_15"
        },
        {
            "uploader": "939",
            "tag": "study_20"
        },
        {
            "uploader": "1",
            "tag": "study_41"
        },
        {
            "uploader": "64",
            "tag": "study_7"
        },
        {
            "uploader": "4209",
            "tag": "study_88"
        }
    ],
    "features": [
        {
            "name": "binaryClass",
            "index": "7",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "target": "1",
            "distr": [
                [
                    "P",
                    "N"
                ],
                [
                    [
                        "143",
                        "0"
                    ],
                    [
                        "0",
                        "193"
                    ]
                ]
            ]
        },
        {
            "name": "mcg",
            "index": "0",
            "type": "numeric",
            "distinct": "78",
            "missing": "0",
            "min": "0",
            "max": "1",
            "mean": "1",
            "stdev": "0"
        },
        {
            "name": "gvh",
            "index": "1",
            "type": "numeric",
            "distinct": "63",
            "missing": "0",
            "min": "0",
            "max": "1",
            "mean": "1",
            "stdev": "0"
        },
        {
            "name": "lip",
            "index": "2",
            "type": "numeric",
            "distinct": "2",
            "missing": "0",
            "min": "0",
            "max": "1",
            "mean": "0",
            "stdev": "0"
        },
        {
            "name": "chg",
            "index": "3",
            "type": "numeric",
            "distinct": "2",
            "missing": "0",
            "min": "1",
            "max": "1",
            "mean": "1",
            "stdev": "0"
        },
        {
            "name": "aac",
            "index": "4",
            "type": "numeric",
            "distinct": "59",
            "missing": "0",
            "min": "0",
            "max": "1",
            "mean": "1",
            "stdev": "0"
        },
        {
            "name": "alm1",
            "index": "5",
            "type": "numeric",
            "distinct": "82",
            "missing": "0",
            "min": "0",
            "max": "1",
            "mean": "1",
            "stdev": "0"
        },
        {
            "name": "alm2",
            "index": "6",
            "type": "numeric",
            "distinct": "77",
            "missing": "0",
            "min": "0",
            "max": "1",
            "mean": "0",
            "stdev": "0"
        }
    ],
    "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
}