DEVELOPMENT... { "data_id": "40796", "name": "ar1", "exact_name": "ar1", "version": 2, "version_label": null, "description": "software fault prediction", "format": "ARFF", "uploader": "Kimberly Murphy", "uploader_id": 3002, "visibility": "public", "creator": null, "contributor": null, "date": "2017-06-23 16:46:09", "update_comment": null, "last_update": "2017-06-23 16:46:09", "licence": "Public", "status": "in_preparation", "error_message": null, "url": "https:\/\/www.openml.org\/data\/download\/5881776\/phpw0truu", "default_target_attribute": "Class", "row_id_attribute": null, "ignore_attribute": null, "runs": 0, "suggest": { "input": [ "ar1", "software fault prediction " ], "weight": 5 }, "qualities": { "NumberOfInstances": 121, "NumberOfFeatures": 30, "NumberOfClasses": 2, "NumberOfMissingValues": 0, "NumberOfInstancesWithMissingValues": 0, "NumberOfNumericFeatures": 29, "NumberOfSymbolicFeatures": 1, "Quartile1MutualInformation": null, "PercentageOfBinaryFeatures": 3.3333333333333335, "PercentageOfInstancesWithMissingValues": 0, "PercentageOfMissingValues": 0, "PercentageOfNumericFeatures": 96.66666666666667, "PercentageOfSymbolicFeatures": 3.3333333333333335, "Quartile1AttributeEntropy": null, "Quartile1KurtosisOfNumericAtts": 2.9874746222658204, "Quartile1MeansOfNumericAtts": 0.5061983471074379, "StdvNominalAttDistinctValues": 0, "Quartile1SkewnessOfNumericAtts": 1.6278977138679536, "Quartile1StdDevOfNumericAtts": 0.8110315894801738, "Quartile2AttributeEntropy": null, "Quartile2KurtosisOfNumericAtts": 4.932995663845491, "Quartile2MeansOfNumericAtts": 4.760330578512398, "Quartile2MutualInformation": null, "Quartile2SkewnessOfNumericAtts": 1.9519620971457996, "Quartile2StdDevOfNumericAtts": 6.1142249350570825, "Quartile3AttributeEntropy": null, "Quartile3KurtosisOfNumericAtts": 9.625117779706356, "Quartile3MeansOfNumericAtts": 20.58677685950413, "Quartile3MutualInformation": null, "Quartile3SkewnessOfNumericAtts": 2.60727583544539, "Quartile3StdDevOfNumericAtts": 17.43159837254879, "AutoCorrelation": 0.875, "MeanMeansOfNumericAtts": 119.6140182388145, "ClassEntropy": 0.38206095394044187, "Dimensionality": 0.24793388429752067, "EquivalentNumberOfAtts": null, "MajorityClassPercentage": 92.56198347107438, "MajorityClassSize": 112, "MaxAttributeEntropy": null, "MaxKurtosisOfNumericAtts": 47.40533089070607, "MaxMeansOfNumericAtts": 2861.796363636364, "MaxMutualInformation": null, "MaxNominalAttDistinctValues": 2, "MaxSkewnessOfNumericAtts": 6.485990057897478, "MaxStdDevOfNumericAtts": 5926.753898493113, "MeanAttributeEntropy": null, "MeanKurtosisOfNumericAtts": 8.06905645504017, "NumberOfBinaryFeatures": 1, "MeanMutualInformation": null, "MeanNoiseToSignalRatio": null, "MeanNominalAttDistinctValues": 2, "MeanSkewnessOfNumericAtts": 2.2481469430333365, "MeanStdDevOfNumericAtts": 232.2809081868085, "MinAttributeEntropy": null, "MinKurtosisOfNumericAtts": -1.131168702300494, "MinMeansOfNumericAtts": 0.06834710743801653, "MinMutualInformation": null, "MinNominalAttDistinctValues": 2, "MinSkewnessOfNumericAtts": 0.003959233668651587, "MinStdDevOfNumericAtts": 0.08042954585057671, "MinorityClassPercentage": 7.43801652892562, "MinorityClassSize": 9 }, "tags": [], "features": [ { "name": "Class", "index": "29", "type": "nominal", "distinct": "2", "missing": "0", "target": "1", "distr": [ [ "1", "2" ], [ [ "112", "0" ], [ "0", "9" ] ] ] }, { "name": "V16", "index": "15", "type": "numeric", "distinct": "24", "missing": "0", "min": "0", "max": "0", "mean": "0", "stdev": "0" }, { "name": "V29", "index": "28", "type": "numeric", "distinct": "4", "missing": "0", "min": "0", "max": "3", "mean": "0", "stdev": "1" }, { "name": "V28", "index": "27", "type": "numeric", "distinct": "27", "missing": "0", "min": "0", "max": "1", "mean": "0", "stdev": "0" }, { "name": "V27", "index": "26", "type": "numeric", "distinct": "33", "missing": "0", "min": "0", "max": "6", "mean": "1", "stdev": "1" }, { "name": "V26", "index": "25", "type": "numeric", "distinct": "14", "missing": "0", "min": "0", "max": "19", "mean": "2", "stdev": "3" }, { "name": "V25", "index": "24", "type": "numeric", "distinct": "12", "missing": "0", "min": "0", "max": "2", "mean": "1", "stdev": "1" }, { "name": "V24", "index": "23", "type": "numeric", "distinct": "29", "missing": "0", "min": "0", "max": "1", "mean": "0", "stdev": "0" }, { "name": "V23", "index": "22", "type": "numeric", "distinct": "17", "missing": "0", "min": "1", "max": "28", "mean": "5", "stdev": "5" }, { "name": "V22", "index": "21", "type": "numeric", "distinct": "6", "missing": "0", "min": "0", "max": "10", "mean": "1", "stdev": "2" }, { "name": "V21", "index": "20", "type": "numeric", "distinct": "18", "missing": "0", "min": "0", "max": "38", "mean": "4", "stdev": "7" }, { "name": "V20", "index": "19", "type": "numeric", "distinct": "14", "missing": "0", "min": "0", "max": "19", "mean": "2", "stdev": "3" }, { "name": "V19", "index": "18", "type": "numeric", "distinct": "20", "missing": "0", "min": "0", "max": "38", "mean": "5", "stdev": "7" }, { "name": "V18", "index": "17", "type": "numeric", "distinct": "20", "missing": "0", "min": "0", "max": "76", "mean": "10", "stdev": "13" }, { "name": "V17", "index": "16", "type": "numeric", "distinct": "89", "missing": "0", "min": "0", "max": "2241", "mean": "159", "stdev": "329" }, { "name": "V1", "index": "0", "type": "numeric", "distinct": "41", "missing": "0", "min": "2", "max": "95", "mean": "20", "stdev": "20" }, { "name": "V15", "index": "14", "type": "numeric", "distinct": "90", "missing": "0", "min": "4", "max": "40333", "mean": "2862", "stdev": "5927" }, { "name": "V14", "index": "13", "type": "numeric", "distinct": "35", "missing": "0", "min": "1", "max": "33", "mean": "8", "stdev": "6" }, { "name": "V13", "index": "12", "type": "numeric", "distinct": "35", "missing": "0", "min": "0", "max": "1", "mean": "0", "stdev": "0" }, { "name": "V12", "index": "11", "type": "numeric", "distinct": "84", "missing": "0", "min": "4", "max": "1210", "mean": "205", "stdev": "241" }, { "name": "V11", "index": "10", "type": "numeric", "distinct": "71", "missing": "0", "min": "4", "max": "302", "mean": "61", "stdev": "60" }, { "name": "V10", "index": "9", "type": "numeric", "distinct": "42", "missing": "0", "min": "3", "max": "62", "mean": "21", "stdev": "13" }, { "name": "V9", "index": "8", "type": "numeric", "distinct": "59", "missing": "0", "min": "3", "max": "184", "mean": "37", "stdev": "36" }, { "name": "V8", "index": "7", "type": "numeric", "distinct": "49", "missing": "0", "min": "1", "max": "118", "mean": "24", "stdev": "24" }, { "name": "V7", "index": "6", "type": "numeric", "distinct": "17", "missing": "0", "min": "2", "max": "19", "mean": "8", "stdev": "4" }, { "name": "V6", "index": "5", "type": "numeric", "distinct": "33", "missing": "0", "min": "1", "max": "47", "mean": "12", "stdev": "10" }, { "name": "V5", "index": "4", "type": "numeric", "distinct": "37", "missing": "0", "min": "2", "max": "82", "mean": "15", "stdev": "15" }, { "name": "V4", "index": "3", "type": "numeric", "distinct": "3", "missing": "0", "min": "0", "max": "2", "mean": "0", "stdev": "0" }, { "name": "V3", "index": "2", "type": "numeric", "distinct": "21", "missing": "0", "min": "0", "max": "30", "mean": "5", "stdev": "6" }, { "name": "V2", "index": "1", "type": "numeric", "distinct": "6", "missing": "0", "min": "0", "max": "9", "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 }

A PHP Error was encountered

Severity: Core Warning

Message: Module 'mysqli' already loaded

Filename: Unknown

Line Number: 0

Backtrace: