{ "data_id": "945", "name": "kidney", "exact_name": "kidney", "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 14:37:49", "update_comment": null, "last_update": "2014-10-04 14:37:49", "licence": "Public", "status": "active", "error_message": null, "url": "https:\/\/www.openml.org\/data\/download\/53479\/kidney.arff", "default_target_attribute": "binaryClass", "row_id_attribute": null, "ignore_attribute": null, "runs": 767, "suggest": { "input": [ "kidney", "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": 76, "NumberOfFeatures": 7, "NumberOfClasses": 2, "NumberOfMissingValues": 0, "NumberOfInstancesWithMissingValues": 0, "NumberOfNumericFeatures": 3, "NumberOfSymbolicFeatures": 4, "REPTreeDepth3Kappa": 0.31005586592178785, "DecisionStumpKappa": 0.38544474393531, "MaxMeansOfNumericAtts": 101.63157894736842, "MinMutualInformation": 0.01652999562215, "Quartile2SkewnessOfNumericAtts": 0, "RandomTreeDepth1AUC": 0.6819444444444445, "Dimensionality": 0.09210526315789473, "MaxMutualInformation": 0.02779880510129, "MinNominalAttDistinctValues": 2, "PercentageOfBinaryFeatures": 42.857142857142854, "Quartile2StdDevOfNumericAtts": 14.740438470947515, "RandomTreeDepth1ErrRate": 0.3157894736842105, "EquivalentNumberOfAtts": 48.03054999276087, "MaxNominalAttDistinctValues": 4, "MinSkewnessOfNumericAtts": -0.7511404177238935, "PercentageOfInstancesWithMissingValues": 0, "Quartile3AttributeEntropy": 1.8885961619312464, "RandomTreeDepth1Kappa": 0.36490250696378834, "J48.00001.AUC": 0.7586805555555556, "MaxSkewnessOfNumericAtts": 2.0078922977935223, "MinStdDevOfNumericAtts": 11.038719732529373, "PercentageOfMissingValues": 0, "Quartile3KurtosisOfNumericAtts": 3.7708699173897147, "AutoCorrelation": 0.7866666666666666, "RandomTreeDepth2AUC": 0.6819444444444445, "J48.00001.ErrRate": 0.3026315789473684, "MaxStdDevOfNumericAtts": 130.91410335078626, "MinorityClassPercentage": 47.368421052631575, "PercentageOfNumericFeatures": 42.857142857142854, "Quartile3MeansOfNumericAtts": 101.63157894736842, "CfsSubsetEval_DecisionStumpAUC": 0.6097222222222223, "RandomTreeDepth2ErrRate": 0.3157894736842105, "J48.00001.Kappa": 0.3888111888111887, "MeanAttributeEntropy": 1.1699399345344994, "MinorityClassSize": 36, "PercentageOfSymbolicFeatures": 57.14285714285714, "Quartile3MutualInformation": 0.02779880510129, "CfsSubsetEval_DecisionStumpErrRate": 0.4473684210526316, "RandomTreeDepth2Kappa": 0.36490250696378834, "J48.0001.AUC": 0.7586805555555556, "MeanKurtosisOfNumericAtts": 0.8169064820976654, "NaiveBayesAUC": 0.7305555555555555, "Quartile1AttributeEntropy": 0.7897492536625224, "Quartile3SkewnessOfNumericAtts": 2.0078922977935223, "CfsSubsetEval_DecisionStumpKappa": 0.13404825737265424, "RandomTreeDepth3AUC": 0.6819444444444445, "J48.0001.ErrRate": 0.3026315789473684, "MeanMeansOfNumericAtts": 54.94298245614035, "NaiveBayesErrRate": 0.34210526315789475, "Quartile1KurtosisOfNumericAtts": -1.2013337633478323, "Quartile3StdDevOfNumericAtts": 130.91410335078626, "CfsSubsetEval_NaiveBayesAUC": 0.6097222222222223, "RandomTreeDepth3ErrRate": 0.3157894736842105, "J48.0001.Kappa": 0.3888111888111887, "MeanMutualInformation": 0.020778460459493334, "NaiveBayesKappa": 0.3214285714285715, "Quartile1MeansOfNumericAtts": 19.5, "REPTreeDepth1AUC": 0.7225694444444445, "CfsSubsetEval_NaiveBayesErrRate": 0.4473684210526316, "RandomTreeDepth3Kappa": 0.36490250696378834, "J48.001.AUC": 0.7586805555555556, "MeanNoiseToSignalRatio": 55.30541958655908, "NumberOfBinaryFeatures": 3, "Quartile1MutualInformation": 0.01652999562215, "REPTreeDepth1ErrRate": 0.34210526315789475, "CfsSubsetEval_NaiveBayesKappa": 0.13404825737265424, "CfsSubsetEval_kNN1NAUC": 0.6097222222222223, "StdvNominalAttDistinctValues": 1, "J48.001.ErrRate": 0.3026315789473684, "MeanNominalAttDistinctValues": 2.5, "Quartile1SkewnessOfNumericAtts": -0.7511404177238935, "REPTreeDepth1Kappa": 0.31005586592178785, "CfsSubsetEval_kNN1NErrRate": 0.4473684210526316, "kNN1NAUC": 0.6749999999999999, "J48.001.Kappa": 0.3888111888111887, "MeanSkewnessOfNumericAtts": 0.41891729335654293, "Quartile1StdDevOfNumericAtts": 11.038719732529373, "REPTreeDepth2AUC": 0.7225694444444445, "CfsSubsetEval_kNN1NKappa": 0.13404825737265424, "kNN1NErrRate": 0.32894736842105265, "MajorityClassPercentage": 52.63157894736842, "MeanStdDevOfNumericAtts": 52.23108718475439, "Quartile2AttributeEntropy": 0.8314743880097293, "REPTreeDepth2ErrRate": 0.34210526315789475, "ClassEntropy": 0.9980008838722996, "kNN1NKappa": 0.3466299862448418, "MajorityClassSize": 40, "MinAttributeEntropy": 0.7897492536625224, "Quartile2KurtosisOfNumericAtts": -0.11881670774888642, "REPTreeDepth2Kappa": 0.31005586592178785, "REPTreeDepth3AUC": 0.7225694444444445, "DecisionStumpAUC": 0.6600694444444445, "MaxAttributeEntropy": 1.8885961619312464, "MinKurtosisOfNumericAtts": -1.2013337633478323, "Quartile2MeansOfNumericAtts": 43.69736842105263, "REPTreeDepth3ErrRate": 0.34210526315789475, "DecisionStumpErrRate": 0.3157894736842105, "MaxKurtosisOfNumericAtts": 3.7708699173897147, "MinMeansOfNumericAtts": 19.5, "Quartile2MutualInformation": 0.01800658065504 }, "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": "6", "type": "nominal", "distinct": "2", "missing": "0", "target": "1", "distr": [ [ "P", "N" ], [ [ "40", "0" ], [ "0", "36" ] ] ] }, { "name": "patient", "index": "0", "type": "numeric", "distinct": "38", "missing": "0", "min": "1", "max": "38", "mean": "20", "stdev": "11" }, { "name": "time", "index": "1", "type": "numeric", "distinct": "60", "missing": "0", "min": "2", "max": "562", "mean": "102", "stdev": "131" }, { "name": "status", "index": "2", "type": "nominal", "distinct": "2", "missing": "0", "distr": [ [ "0", "1" ], [ [ "12", "6" ], [ "28", "30" ] ] ] }, { "name": "age", "index": "3", "type": "numeric", "distinct": "30", "missing": "0", "min": "10", "max": "69", "mean": "44", "stdev": "15" }, { "name": "sex", "index": "4", "type": "nominal", "distinct": "2", "missing": "0", "distr": [ [ "female", "male" ], [ [ "32", "24" ], [ "8", "12" ] ] ] }, { "name": "disease_type", "index": "5", "type": "nominal", "distinct": "4", "missing": "0", "distr": [ [ "Acute_Nephritis", "Glomerulo_Nephritis", "Other", "Polycystic_Kidney_Disease" ], [ [ "14", "10" ], [ "10", "8" ], [ "14", "12" ], [ "2", "6" ] ] ] } ], "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 }