{
    "data_id": "933",
    "name": "fri_c4_250_25",
    "exact_name": "fri_c4_250_25",
    "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 14:37:30",
    "update_comment": null,
    "last_update": "2014-10-04 14:37:30",
    "licence": "Public",
    "status": "active",
    "error_message": null,
    "url": "https:\/\/www.openml.org\/data\/download\/53467\/fri_c4_250_25.arff",
    "default_target_attribute": "binaryClass",
    "row_id_attribute": null,
    "ignore_attribute": null,
    "runs": 806,
    "suggest": {
        "input": [
            "fri_c4_250_25",
            "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": 250,
        "NumberOfFeatures": 26,
        "NumberOfClasses": 2,
        "NumberOfMissingValues": 0,
        "NumberOfInstancesWithMissingValues": 0,
        "NumberOfNumericFeatures": 25,
        "NumberOfSymbolicFeatures": 1,
        "REPTreeDepth3Kappa": 0.42470992415894204,
        "DecisionStumpKappa": 0.4909831297265852,
        "MaxMeansOfNumericAtts": 5.1999999975710367e-8,
        "MinMutualInformation": null,
        "Quartile2SkewnessOfNumericAtts": 0.03306501217694029,
        "RandomTreeDepth1AUC": 0.6548632610939112,
        "Dimensionality": 0.104,
        "MaxMutualInformation": null,
        "MinNominalAttDistinctValues": 2,
        "PercentageOfBinaryFeatures": 3.8461538461538463,
        "Quartile2StdDevOfNumericAtts": 1.0000000315603665,
        "RandomTreeDepth1ErrRate": 0.34,
        "EquivalentNumberOfAtts": null,
        "MaxNominalAttDistinctValues": 2,
        "MinSkewnessOfNumericAtts": -0.1660327504044896,
        "PercentageOfInstancesWithMissingValues": 0,
        "Quartile3AttributeEntropy": null,
        "RandomTreeDepth1Kappa": 0.31127244441563495,
        "J48.00001.AUC": 0.7708333333333334,
        "MaxSkewnessOfNumericAtts": 1.3856049328906705,
        "MinStdDevOfNumericAtts": 0.999999987729282,
        "PercentageOfMissingValues": 0,
        "Quartile3KurtosisOfNumericAtts": -1.1037525498775294,
        "AutoCorrelation": 0.5421686746987951,
        "RandomTreeDepth2AUC": 0.6548632610939112,
        "J48.00001.ErrRate": 0.216,
        "MaxStdDevOfNumericAtts": 1.000000090030347,
        "MinorityClassPercentage": 45.6,
        "PercentageOfNumericFeatures": 96.15384615384616,
        "Quartile3MeansOfNumericAtts": 1.799999998697288e-8,
        "CfsSubsetEval_DecisionStumpAUC": 0.8402025283797729,
        "RandomTreeDepth2ErrRate": 0.34,
        "J48.00001.Kappa": 0.5627671978235523,
        "MeanAttributeEntropy": null,
        "MinorityClassSize": 114,
        "PercentageOfSymbolicFeatures": 3.8461538461538463,
        "Quartile3MutualInformation": null,
        "CfsSubsetEval_DecisionStumpErrRate": 0.192,
        "RandomTreeDepth2Kappa": 0.31127244441563495,
        "J48.0001.AUC": 0.7708333333333334,
        "MeanKurtosisOfNumericAtts": -0.9478102343848359,
        "NaiveBayesAUC": 0.7071078431372549,
        "Quartile1AttributeEntropy": null,
        "Quartile3SkewnessOfNumericAtts": 0.11677507004218801,
        "CfsSubsetEval_DecisionStumpKappa": 0.6107939802802285,
        "RandomTreeDepth3AUC": 0.6548632610939112,
        "J48.0001.ErrRate": 0.216,
        "MeanMeansOfNumericAtts": 6.400000042894342e-10,
        "NaiveBayesErrRate": 0.292,
        "Quartile1KurtosisOfNumericAtts": -1.2385359240454363,
        "Quartile3StdDevOfNumericAtts": 1.0000000422815831,
        "CfsSubsetEval_NaiveBayesAUC": 0.8402025283797729,
        "RandomTreeDepth3ErrRate": 0.34,
        "J48.0001.Kappa": 0.5627671978235523,
        "MeanMutualInformation": null,
        "NaiveBayesKappa": 0.40596315344053113,
        "Quartile1MeansOfNumericAtts": -2.2000000002186935e-8,
        "REPTreeDepth1AUC": 0.6927889576883385,
        "CfsSubsetEval_NaiveBayesErrRate": 0.192,
        "RandomTreeDepth3Kappa": 0.31127244441563495,
        "J48.001.AUC": 0.7708333333333334,
        "MeanNoiseToSignalRatio": null,
        "NumberOfBinaryFeatures": 1,
        "Quartile1MutualInformation": null,
        "REPTreeDepth1ErrRate": 0.284,
        "CfsSubsetEval_NaiveBayesKappa": 0.6107939802802285,
        "CfsSubsetEval_kNN1NAUC": 0.8402025283797729,
        "StdvNominalAttDistinctValues": 0,
        "J48.001.ErrRate": 0.216,
        "MeanNominalAttDistinctValues": 2,
        "Quartile1SkewnessOfNumericAtts": -0.02220717733099054,
        "REPTreeDepth1Kappa": 0.42470992415894204,
        "CfsSubsetEval_kNN1NErrRate": 0.192,
        "kNN1NAUC": 0.5558565531475749,
        "J48.001.Kappa": 0.5627671978235523,
        "MeanSkewnessOfNumericAtts": 0.12309211048655762,
        "Quartile1StdDevOfNumericAtts": 1.0000000170570185,
        "REPTreeDepth2AUC": 0.6927889576883385,
        "CfsSubsetEval_kNN1NKappa": 0.6107939802802285,
        "kNN1NErrRate": 0.44,
        "MajorityClassPercentage": 54.400000000000006,
        "MeanStdDevOfNumericAtts": 1.0000000303441536,
        "Quartile2AttributeEntropy": null,
        "REPTreeDepth2ErrRate": 0.284,
        "ClassEntropy": 0.9944066525627802,
        "kNN1NKappa": 0.1118718511820179,
        "MajorityClassSize": 136,
        "MinAttributeEntropy": null,
        "Quartile2KurtosisOfNumericAtts": -1.1650246129109532,
        "REPTreeDepth2Kappa": 0.42470992415894204,
        "REPTreeDepth3AUC": 0.6927889576883385,
        "DecisionStumpAUC": 0.729295665634675,
        "MaxAttributeEntropy": null,
        "MinKurtosisOfNumericAtts": -1.3179646455525296,
        "Quartile2MeansOfNumericAtts": 4.000000047188479e-9,
        "REPTreeDepth3ErrRate": 0.284,
        "DecisionStumpErrRate": 0.252,
        "MaxKurtosisOfNumericAtts": 2.2982790936526833,
        "MinMeansOfNumericAtts": -4.0000000008255654e-8,
        "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": "25",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "target": "1",
            "distr": [
                [
                    "P",
                    "N"
                ],
                [
                    [
                        "114",
                        "0"
                    ],
                    [
                        "0",
                        "136"
                    ]
                ]
            ]
        },
        {
            "name": "oz1",
            "index": "0",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz2",
            "index": "1",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz3",
            "index": "2",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "3",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz4",
            "index": "3",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz5",
            "index": "4",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "4",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz6",
            "index": "5",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "3",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz7",
            "index": "6",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz8",
            "index": "7",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz9",
            "index": "8",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz10",
            "index": "9",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz11",
            "index": "10",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz12",
            "index": "11",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz13",
            "index": "12",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz14",
            "index": "13",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz15",
            "index": "14",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz16",
            "index": "15",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz17",
            "index": "16",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz18",
            "index": "17",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz19",
            "index": "18",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz20",
            "index": "19",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz21",
            "index": "20",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz22",
            "index": "21",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz23",
            "index": "22",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz24",
            "index": "23",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        },
        {
            "name": "oz25",
            "index": "24",
            "type": "numeric",
            "distinct": "250",
            "missing": "0",
            "min": "-2",
            "max": "2",
            "mean": "0",
            "stdev": "1"
        }
    ],
    "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
}