{ "data_id": "40897", "name": "Mulcross", "exact_name": "Mulcross", "version": 1, "version_label": null, "description": "The data is generated from a synthetic data generator Mulcross (see Paper) and available. Mulcross generates a multi-variate normal distribution with a selectable number of anomaly clusters. In our experiments, the basic setting for Mulcross is as following: contamination ratio = 10% (number of anomalies over the total number of points), distance factor = 2 (distance between the center of normal cluster and anomaly clusters), and number of anomaly clusters = 2. This dataset is not the original dataset. The target variable "Target" is relabeled into "Normal" and "Anomaly".", "format": "ARFF", "uploader": "Minh-Anh Le", "uploader_id": 3768, "visibility": "public", "creator": "\"Guang-Tong Zhou\"", "contributor": null, "date": "2017-09-22 17:20:08", "update_comment": null, "last_update": "2017-09-22 17:20:08", "licence": "Public", "status": "in_preparation", "error_message": null, "url": "https:\/\/www.openml.org\/data\/download\/16787460\/phpGGVhl9", "default_target_attribute": "Target", "row_id_attribute": null, "ignore_attribute": null, "runs": 0, "suggest": { "input": [ "Mulcross", "The data is generated from a synthetic data generator Mulcross (see Paper) and available. Mulcross generates a multi-variate normal distribution with a selectable number of anomaly clusters. In our experiments, the basic setting for Mulcross is as following: contamination ratio = 10% (number of anomalies over the total number of points), distance factor = 2 (distance between the center of normal cluster and anomaly clusters), and number of anomaly clusters = 2. This dataset is not the original d " ], "weight": 5 }, "qualities": { "NumberOfInstances": 262144, "NumberOfFeatures": 5, "NumberOfClasses": 2, "NumberOfMissingValues": 0, "NumberOfInstancesWithMissingValues": 0, "NumberOfNumericFeatures": 4, "NumberOfSymbolicFeatures": 1, "ClassEntropy": 0.46899075664892576, "MeanNoiseToSignalRatio": null, "Quartile2AttributeEntropy": null, "Dimensionality": 1.9073486328125e-5, "MeanNominalAttDistinctValues": 2, "Quartile2KurtosisOfNumericAtts": 0.502281732554005, "EquivalentNumberOfAtts": null, "MeanSkewnessOfNumericAtts": 0.2760951329875504, "Quartile2MeansOfNumericAtts": 1.1058076885694658e-13, "MajorityClassPercentage": 90.00015258789062, "MeanStdDevOfNumericAtts": 1.0000000000036775, "Quartile2MutualInformation": null, "MajorityClassSize": 235930, "MinAttributeEntropy": null, "Quartile2SkewnessOfNumericAtts": 0.08846729056375692, "MaxAttributeEntropy": null, "MinKurtosisOfNumericAtts": -0.299408515804354, "PercentageOfBinaryFeatures": 20, "Quartile2StdDevOfNumericAtts": 1.0000000000034344, "MaxKurtosisOfNumericAtts": 1.9018987116355248, "MinMeansOfNumericAtts": 3.047343922205547e-14, "PercentageOfInstancesWithMissingValues": 0, "Quartile3AttributeEntropy": null, "MaxMeansOfNumericAtts": 1.868902812184308e-13, "MinMutualInformation": null, "PercentageOfMissingValues": 0, "Quartile3KurtosisOfNumericAtts": 1.6741069022941328, "MaxMutualInformation": null, "MinNominalAttDistinctValues": 2, "PercentageOfNumericFeatures": 80, "Quartile3MeansOfNumericAtts": 1.7353245993776057e-13, "MaxNominalAttDistinctValues": 2, "MinSkewnessOfNumericAtts": -0.18525706953578183, "PercentageOfSymbolicFeatures": 20, "Quartile3MutualInformation": null, "MaxSkewnessOfNumericAtts": 1.1127030203584698, "MinStdDevOfNumericAtts": 1.0000000000029383, "Quartile1AttributeEntropy": null, "Quartile3SkewnessOfNumericAtts": 0.8773221386885145, "MaxStdDevOfNumericAtts": 1.000000000004903, "MinorityClassPercentage": 9.999847412109375, "Quartile1KurtosisOfNumericAtts": -0.22109838914375213, "Quartile3StdDevOfNumericAtts": 1.0000000000045945, "MeanAttributeEntropy": null, "MinorityClassSize": 26214, "Quartile1MeansOfNumericAtts": 4.4780714821077426e-14, "StdvNominalAttDistinctValues": 0, "MeanKurtosisOfNumericAtts": 0.6517634152347952, "NumberOfBinaryFeatures": 1, "Quartile1MutualInformation": null, "MeanMeansOfNumericAtts": 1.0963131453859486e-13, "Quartile1SkewnessOfNumericAtts": -0.13750403028962005, "AutoCorrelation": 0.819304730624125, "MeanMutualInformation": null, "Quartile1StdDevOfNumericAtts": 1.0000000000030036 }, "tags": [], "features": [ { "name": "Target", "index": "4", "type": "nominal", "distinct": "2", "missing": "0", "target": "1", "distr": [ [ "Normal", "Anomaly" ], [ [ "235930", "0" ], [ "0", "26214" ] ] ] }, { "name": "V1", "index": "0", "type": "numeric", "distinct": "262131", "missing": "0", "min": "-5", "max": "4", "mean": "0", "stdev": "1" }, { "name": "V2", "index": "1", "type": "numeric", "distinct": "262134", "missing": "0", "min": "-4", "max": "5", "mean": "0", "stdev": "1" }, { "name": "V3", "index": "2", "type": "numeric", "distinct": "262130", "missing": "0", "min": "-3", "max": "3", "mean": "0", "stdev": "1" }, { "name": "V4", "index": "3", "type": "numeric", "distinct": "262126", "missing": "0", "min": "-3", "max": "3", "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 }