{
    "data_id": "1178",
    "name": "BNG(solar-flare)",
    "exact_name": "BNG(solar-flare)",
    "version": 1,
    "version_label": null,
    "description": "",
    "format": "ARFF",
    "uploader": "Jan van Rijn",
    "uploader_id": 1,
    "visibility": "public",
    "creator": "\"Geoffrey Holmes\",\"Bernhard Pfahringer\",\"Jan van Rijn\",\"Joaquin Vanschoren\"",
    "contributor": null,
    "date": "2014-11-12 12:13:14",
    "update_comment": null,
    "last_update": "2014-11-12 12:13:14",
    "licence": "public domain",
    "status": "active",
    "error_message": null,
    "url": "https:\/\/www.openml.org\/data\/download\/150656\/BNG_solar-flare.arff",
    "default_target_attribute": "X-class_flares_production_by_this_region",
    "row_id_attribute": null,
    "ignore_attribute": null,
    "runs": 90,
    "suggest": {
        "input": [
            "BNG(solar-flare)",
            " "
        ],
        "weight": 5
    },
    "qualities": {
        "NumberOfInstances": 663552,
        "NumberOfFeatures": 13,
        "NumberOfClasses": 2,
        "NumberOfMissingValues": 0,
        "NumberOfInstancesWithMissingValues": 0,
        "NumberOfNumericFeatures": 0,
        "NumberOfSymbolicFeatures": 13,
        "REPTreeDepth3Kappa": 0.5231155472629743,
        "DecisionStumpKappa": 0,
        "MaxMeansOfNumericAtts": null,
        "MinMutualInformation": 0.00037120297551,
        "Quartile2SkewnessOfNumericAtts": null,
        "RandomTreeDepth1AUC": 0.8201425262010422,
        "Dimensionality": 1.9591531635802468e-5,
        "MaxMutualInformation": 0.03372775473138,
        "MinNominalAttDistinctValues": 2,
        "PercentageOfBinaryFeatures": 53.84615384615385,
        "Quartile2StdDevOfNumericAtts": null,
        "RandomTreeDepth1ErrRate": 0.017811716338734566,
        "EquivalentNumberOfAtts": 15.301672150301906,
        "MaxNominalAttDistinctValues": 6,
        "MinSkewnessOfNumericAtts": null,
        "PercentageOfInstancesWithMissingValues": 0,
        "Quartile3AttributeEntropy": 1.6267878146869963,
        "RandomTreeDepth1Kappa": 0.5232181464058278,
        "J48.00001.AUC": 0.9034420072761914,
        "MaxSkewnessOfNumericAtts": null,
        "MinStdDevOfNumericAtts": null,
        "PercentageOfMissingValues": 0,
        "Quartile3KurtosisOfNumericAtts": null,
        "AutoCorrelation": 0.9550464093943043,
        "RandomTreeDepth2AUC": 0.8201425262010422,
        "J48.00001.ErrRate": 0.016396604938271605,
        "MaxStdDevOfNumericAtts": null,
        "MinorityClassPercentage": 2.295524691358025,
        "PercentageOfNumericFeatures": 0,
        "Quartile3MeansOfNumericAtts": null,
        "CfsSubsetEval_DecisionStumpAUC": 0.8542518069468462,
        "RandomTreeDepth2ErrRate": 0.017811716338734566,
        "J48.00001.Kappa": 0.5350609024754215,
        "MeanAttributeEntropy": 1.0423931178523445,
        "MinorityClassSize": 15232,
        "PercentageOfSymbolicFeatures": 100,
        "Quartile3MutualInformation": 0.013659438830182499,
        "CfsSubsetEval_DecisionStumpErrRate": 0.021158854166666668,
        "RandomTreeDepth2Kappa": 0.5232181464058278,
        "J48.0001.AUC": 0.9034420072761914,
        "MeanKurtosisOfNumericAtts": null,
        "NaiveBayesAUC": 0.9315333913336512,
        "Quartile1AttributeEntropy": 0.5068950046188018,
        "Quartile3SkewnessOfNumericAtts": null,
        "CfsSubsetEval_DecisionStumpKappa": 0.26152302677570827,
        "RandomTreeDepth3AUC": 0.8201425262010422,
        "J48.0001.ErrRate": 0.016396604938271605,
        "MeanMeansOfNumericAtts": null,
        "NaiveBayesErrRate": 0.044985170717592594,
        "Quartile1KurtosisOfNumericAtts": null,
        "Quartile3StdDevOfNumericAtts": null,
        "CfsSubsetEval_NaiveBayesAUC": 0.8542518069468462,
        "RandomTreeDepth3ErrRate": 0.017811716338734566,
        "J48.0001.Kappa": 0.5350609024754215,
        "MeanMutualInformation": 0.010307790364999167,
        "NaiveBayesKappa": 0.3170548401312587,
        "Quartile1MeansOfNumericAtts": null,
        "REPTreeDepth1AUC": 0.9435140466437298,
        "CfsSubsetEval_NaiveBayesErrRate": 0.021158854166666668,
        "RandomTreeDepth3Kappa": 0.5232181464058278,
        "J48.001.AUC": 0.9034420072761914,
        "MeanNoiseToSignalRatio": 100.12672851708979,
        "NumberOfBinaryFeatures": 7,
        "Quartile1MutualInformation": 0.005072446670305,
        "REPTreeDepth1ErrRate": 0.016978322723765434,
        "CfsSubsetEval_NaiveBayesKappa": 0.26152302677570827,
        "CfsSubsetEval_kNN1NAUC": 0.8542518069468462,
        "StdvNominalAttDistinctValues": 1.497861723788195,
        "J48.001.ErrRate": 0.016396604938271605,
        "MeanNominalAttDistinctValues": 3.076923076923077,
        "Quartile1SkewnessOfNumericAtts": null,
        "REPTreeDepth1Kappa": 0.5231155472629743,
        "CfsSubsetEval_kNN1NErrRate": 0.021158854166666668,
        "kNN1NAUC": 0.9229474296235338,
        "J48.001.Kappa": 0.5350609024754215,
        "MeanSkewnessOfNumericAtts": null,
        "Quartile1StdDevOfNumericAtts": null,
        "REPTreeDepth2AUC": 0.9435140466437298,
        "CfsSubsetEval_kNN1NKappa": 0.26152302677570827,
        "kNN1NErrRate": 0.017605251736111112,
        "MajorityClassPercentage": 97.70447530864197,
        "MeanStdDevOfNumericAtts": null,
        "Quartile2AttributeEntropy": 0.7668556874981411,
        "REPTreeDepth2ErrRate": 0.016978322723765434,
        "ClassEntropy": 0.15772642875925807,
        "kNN1NKappa": 0.4812018372874818,
        "MajorityClassSize": 648320,
        "MinAttributeEntropy": 0.23618466233298516,
        "Quartile2KurtosisOfNumericAtts": null,
        "REPTreeDepth2Kappa": 0.5231155472629743,
        "REPTreeDepth3AUC": 0.9435140466437298,
        "DecisionStumpAUC": 0.793532693031556,
        "MaxAttributeEntropy": 2.408418686531687,
        "MinKurtosisOfNumericAtts": null,
        "Quartile2MeansOfNumericAtts": null,
        "REPTreeDepth3ErrRate": 0.016978322723765434,
        "DecisionStumpErrRate": 0.022955246913580248,
        "MaxKurtosisOfNumericAtts": null,
        "MinMeansOfNumericAtts": null,
        "Quartile2MutualInformation": 0.007996883486285
    },
    "tags": [
        {
            "uploader": "2",
            "tag": "artificial"
        },
        {
            "uploader": "1",
            "tag": "BNG"
        },
        {
            "uploader": "38960",
            "tag": "Chemistry"
        },
        {
            "uploader": "38960",
            "tag": "Life Science"
        }
    ],
    "features": [
        {
            "name": "X-class_flares_production_by_this_region",
            "index": "12",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "target": "1",
            "distr": [
                [
                    "0",
                    "1"
                ],
                [
                    [
                        "648320",
                        "0"
                    ],
                    [
                        "0",
                        "15232"
                    ]
                ]
            ]
        },
        {
            "name": "class",
            "index": "0",
            "type": "nominal",
            "distinct": "6",
            "missing": "0",
            "distr": [
                [
                    "B",
                    "C",
                    "D",
                    "E",
                    "F",
                    "H"
                ],
                [
                    [
                        "132892",
                        "813"
                    ],
                    [
                        "156314",
                        "762"
                    ],
                    [
                        "169351",
                        "8283"
                    ],
                    [
                        "43685",
                        "758"
                    ],
                    [
                        "17287",
                        "746"
                    ],
                    [
                        "128791",
                        "3870"
                    ]
                ]
            ]
        },
        {
            "name": "largest_spot_size",
            "index": "1",
            "type": "nominal",
            "distinct": "6",
            "missing": "0",
            "distr": [
                [
                    "A",
                    "H",
                    "K",
                    "R",
                    "S",
                    "X"
                ],
                [
                    [
                        "119039",
                        "3261"
                    ],
                    [
                        "27126",
                        "1397"
                    ],
                    [
                        "89892",
                        "5626"
                    ],
                    [
                        "80727",
                        "1355"
                    ],
                    [
                        "198943",
                        "2163"
                    ],
                    [
                        "132593",
                        "1430"
                    ]
                ]
            ]
        },
        {
            "name": "spot_distribution",
            "index": "2",
            "type": "nominal",
            "distinct": "4",
            "missing": "0",
            "distr": [
                [
                    "C",
                    "I",
                    "O",
                    "X"
                ],
                [
                    [
                        "37460",
                        "5322"
                    ],
                    [
                        "178391",
                        "3036"
                    ],
                    [
                        "302025",
                        "3090"
                    ],
                    [
                        "130444",
                        "3784"
                    ]
                ]
            ]
        },
        {
            "name": "Activity",
            "index": "3",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "distr": [
                [
                    "1",
                    "2"
                ],
                [
                    [
                        "556173",
                        "9736"
                    ],
                    [
                        "92147",
                        "5496"
                    ]
                ]
            ]
        },
        {
            "name": "Evolution",
            "index": "4",
            "type": "nominal",
            "distinct": "3",
            "missing": "0",
            "distr": [
                [
                    "1",
                    "2",
                    "3"
                ],
                [
                    [
                        "38073",
                        "3466"
                    ],
                    [
                        "264834",
                        "3443"
                    ],
                    [
                        "345413",
                        "8323"
                    ]
                ]
            ]
        },
        {
            "name": "Previous_24_hour_flare_activity_code",
            "index": "5",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "distr": [
                [
                    "1",
                    "3"
                ],
                [
                    [
                        "586093",
                        "9847"
                    ],
                    [
                        "62227",
                        "5385"
                    ]
                ]
            ]
        },
        {
            "name": "Historically-complex",
            "index": "6",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "distr": [
                [
                    "1",
                    "2"
                ],
                [
                    [
                        "416184",
                        "4767"
                    ],
                    [
                        "232136",
                        "10465"
                    ]
                ]
            ]
        },
        {
            "name": "Did_region_become_historically_complex",
            "index": "7",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "distr": [
                [
                    "1",
                    "2"
                ],
                [
                    [
                        "38863",
                        "2855"
                    ],
                    [
                        "609457",
                        "12377"
                    ]
                ]
            ]
        },
        {
            "name": "Area",
            "index": "8",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "distr": [
                [
                    "1",
                    "2"
                ],
                [
                    [
                        "626889",
                        "11000"
                    ],
                    [
                        "21431",
                        "4232"
                    ]
                ]
            ]
        },
        {
            "name": "Area_of_the_largest_spot",
            "index": "9",
            "type": "nominal",
            "distinct": "2",
            "missing": "0",
            "distr": [
                [
                    "1",
                    "2"
                ],
                [
                    [
                        "165127",
                        "2906"
                    ],
                    [
                        "483193",
                        "12326"
                    ]
                ]
            ]
        },
        {
            "name": "C-class_flares_production_by_this_region",
            "index": "10",
            "type": "nominal",
            "distinct": "3",
            "missing": "0",
            "distr": [
                [
                    "0",
                    "1",
                    "2"
                ],
                [
                    [
                        "576519",
                        "7396"
                    ],
                    [
                        "55158",
                        "6248"
                    ],
                    [
                        "16643",
                        "1588"
                    ]
                ]
            ]
        },
        {
            "name": "M-class_flares_production_by_this_region",
            "index": "11",
            "type": "nominal",
            "distinct": "4",
            "missing": "0",
            "distr": [
                [
                    "0",
                    "1",
                    "2",
                    "4"
                ],
                [
                    [
                        "574517",
                        "4534"
                    ],
                    [
                        "49308",
                        "4106"
                    ],
                    [
                        "13510",
                        "3868"
                    ],
                    [
                        "10985",
                        "2724"
                    ]
                ]
            ]
        }
    ],
    "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
}