DEVELOPMENT... { "data_id": "907", "name": "chscase_census4", "exact_name": "chscase_census4", "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": "Felicia West", "uploader_id": 2, "visibility": "public", "creator": null, "contributor": null, "date": "2014-10-04 14:36:49", "update_comment": null, "last_update": "2014-10-04 14:36:49", "licence": "Public", "status": "active", "error_message": null, "url": "https:\/\/www.openml.org\/data\/download\/53441\/chscase_census4.arff", "default_target_attribute": "binaryClass", "row_id_attribute": null, "ignore_attribute": null, "runs": 764, "suggest": { "input": [ "chscase_census4", "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": 400, "NumberOfFeatures": 8, "NumberOfClasses": 2, "NumberOfMissingValues": 0, "NumberOfInstancesWithMissingValues": 0, "NumberOfNumericFeatures": 7, "NumberOfSymbolicFeatures": 1, "AutoCorrelation": 0.5037593984962406, "CfsSubsetEval_DecisionStumpAUC": 0.5, "CfsSubsetEval_DecisionStumpErrRate": 0.485, "CfsSubsetEval_DecisionStumpKappa": 0, "CfsSubsetEval_NaiveBayesAUC": 0.5, "CfsSubsetEval_NaiveBayesErrRate": 0.485, "CfsSubsetEval_NaiveBayesKappa": 0, "CfsSubsetEval_kNN1NAUC": 0.5, "CfsSubsetEval_kNN1NErrRate": 0.485, "CfsSubsetEval_kNN1NKappa": 0, "ClassEntropy": 0.9993506898146105, "DecisionStumpAUC": 0.4741016915223702, "DecisionStumpErrRate": 0.515, "DecisionStumpKappa": -0.03465595178302358, "Dimensionality": 0.02, "EquivalentNumberOfAtts": null, "J48.00001.AUC": 0.5, "J48.00001.ErrRate": 0.485, "J48.00001.Kappa": 0, "J48.0001.AUC": 0.5, "J48.0001.ErrRate": 0.485, "J48.0001.Kappa": 0, "J48.001.AUC": 0.5, "J48.001.ErrRate": 0.485, "J48.001.Kappa": 0, "MajorityClassPercentage": 51.5, "MajorityClassSize": 206, "MaxAttributeEntropy": null, "MaxKurtosisOfNumericAtts": 16.431937155515634, "MaxMeansOfNumericAtts": 20.34733, "MaxMutualInformation": null, "MaxNominalAttDistinctValues": 2, "MaxSkewnessOfNumericAtts": 2.6676424820726155, "MaxStdDevOfNumericAtts": 10.558302923935152, "MeanAttributeEntropy": null, "MeanKurtosisOfNumericAtts": 3.397329399568193, "MeanMeansOfNumericAtts": 18.129091785714287, "MeanMutualInformation": null, "MeanNoiseToSignalRatio": null, "MeanNominalAttDistinctValues": 2, "MeanSkewnessOfNumericAtts": 1.004986583782041, "MeanStdDevOfNumericAtts": 4.703498309378035, "MinAttributeEntropy": null, "MinKurtosisOfNumericAtts": -0.3467879249125456, "MinMeansOfNumericAtts": 16.99761, "MinMutualInformation": null, "MinNominalAttDistinctValues": 2, "MinSkewnessOfNumericAtts": 0.1180416922136305, "MinStdDevOfNumericAtts": 1.0689816285631448, "MinorityClassPercentage": 48.5, "MinorityClassSize": 194, "NaiveBayesAUC": 0.5143128815934341, "NaiveBayesErrRate": 0.465, "NaiveBayesKappa": 0.06126980922579992, "NumberOfBinaryFeatures": 1, "PercentageOfBinaryFeatures": 12.5, "PercentageOfInstancesWithMissingValues": 0, "PercentageOfMissingValues": 0, "PercentageOfNumericFeatures": 87.5, "PercentageOfSymbolicFeatures": 12.5, "Quartile1AttributeEntropy": null, "Quartile1KurtosisOfNumericAtts": 0.2661459399588604, "Quartile1MeansOfNumericAtts": 17.08096, "Quartile1MutualInformation": null, "Quartile1SkewnessOfNumericAtts": 0.5562856481530076, "Quartile1StdDevOfNumericAtts": 1.6519142361158285, "Quartile2AttributeEntropy": null, "Quartile2KurtosisOfNumericAtts": 0.4220301596052294, "Quartile2MeansOfNumericAtts": 17.67178625, "Quartile2MutualInformation": null, "Quartile2SkewnessOfNumericAtts": 0.6801271684153384, "Quartile2StdDevOfNumericAtts": 3.501838650054206, "Quartile3AttributeEntropy": null, "Quartile3KurtosisOfNumericAtts": 5.792306023390161, "Quartile3MeansOfNumericAtts": 19.4259775, "Quartile3MutualInformation": null, "Quartile3SkewnessOfNumericAtts": 1.663704719076343, "Quartile3StdDevOfNumericAtts": 8.90349892120788, "REPTreeDepth1AUC": 0.5166649984986488, "REPTreeDepth1ErrRate": 0.4775, "REPTreeDepth1Kappa": 0.02912621359223285, "REPTreeDepth2AUC": 0.5166649984986488, "REPTreeDepth2ErrRate": 0.4775, "REPTreeDepth2Kappa": 0.02912621359223285, "REPTreeDepth3AUC": 0.5166649984986488, "REPTreeDepth3ErrRate": 0.4775, "REPTreeDepth3Kappa": 0.02912621359223285, "RandomTreeDepth1AUC": 0.5338054248823941, "RandomTreeDepth1ErrRate": 0.4675, "RandomTreeDepth1Kappa": 0.06737818562665203, "RandomTreeDepth2AUC": 0.5338054248823941, "RandomTreeDepth2ErrRate": 0.4675, "RandomTreeDepth2Kappa": 0.06737818562665203, "RandomTreeDepth3AUC": 0.5338054248823941, "RandomTreeDepth3ErrRate": 0.4675, "RandomTreeDepth3Kappa": 0.06737818562665203, "StdvNominalAttDistinctValues": 0, "kNN1NAUC": 0.5292763487138424, "kNN1NErrRate": 0.47, "kNN1NKappa": 0.0585878818227341 }, "tags": [ { "tag": "study_1", "uploader": "2" }, { "tag": "study_41", "uploader": "1" }, { "tag": "study_7", "uploader": "64" }, { "tag": "study_88", "uploader": "4209" }, { "tag": "study_236", "uploader": "0" } ], "features": [ { "name": "binaryClass", "index": "7", "type": "nominal", "distinct": "2", "missing": "0", "target": "1", "distr": [ [ "P", "N" ], [ [ "206", "0" ], [ "0", "194" ] ] ] }, { "name": "col_1", "index": "0", "type": "numeric", "distinct": "384", "missing": "0", "min": "0", "max": "90", "mean": "19", "stdev": "11" }, { "name": "col_2", "index": "1", "type": "numeric", "distinct": "398", "missing": "0", "min": "6", "max": "99", "mean": "20", "stdev": "9" }, { "name": "col_3", "index": "2", "type": "numeric", "distinct": "399", "missing": "0", "min": "8", "max": "35", "mean": "18", "stdev": "5" }, { "name": "col_4", "index": "3", "type": "numeric", "distinct": "397", "missing": "0", "min": "9", "max": "29", "mean": "18", "stdev": "4" }, { "name": "col_5", "index": "4", "type": "numeric", "distinct": "338", "missing": "0", "min": "12", "max": "24", "mean": "17", "stdev": "2" }, { "name": "col_6", "index": "5", "type": "numeric", "distinct": "394", "missing": "0", "min": "14", "max": "24", "mean": "17", "stdev": "2" }, { "name": "col_7", "index": "6", "type": "numeric", "distinct": "380", "missing": "0", "min": "14", "max": "20", "mean": "17", "stdev": "1" } ], "nr_of_issues": 0, "nr_of_downvotes": 0, "nr_of_likes": 0, "nr_of_downloads": 6, "total_downloads": 6, "reach": 6, "reuse": 15, "impact_of_reuse": 0, "reach_of_reuse": 0, "impact": 15 }