类 BinaryClassificationEvaluator
- java.lang.Object
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- org.apache.flink.ml.evaluation.binaryclassification.BinaryClassificationEvaluator
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- 所有已实现的接口:
Serializable,org.apache.flink.ml.api.AlgoOperator<BinaryClassificationEvaluator>,org.apache.flink.ml.api.Stage<BinaryClassificationEvaluator>,org.apache.flink.ml.common.param.HasLabelCol<BinaryClassificationEvaluator>,org.apache.flink.ml.common.param.HasRawPredictionCol<BinaryClassificationEvaluator>,org.apache.flink.ml.common.param.HasWeightCol<BinaryClassificationEvaluator>,BinaryClassificationEvaluatorParams<BinaryClassificationEvaluator>,org.apache.flink.ml.param.WithParams<BinaryClassificationEvaluator>
public class BinaryClassificationEvaluator extends Object implements org.apache.flink.ml.api.AlgoOperator<BinaryClassificationEvaluator>, BinaryClassificationEvaluatorParams<BinaryClassificationEvaluator>
An AlgoOperator which calculates the evaluation metrics for binary classification. The input data has columns rawPrediction, label and an optional weight column. The rawPrediction can be of type double (binary 0/1 prediction, or probability of label 1) or of type vector (length-2 vector of raw predictions, scores, or label probabilities). The output may contain different metrics which will be defined by parameter MetricsNames. SeeBinaryClassificationEvaluatorParams.- 另请参阅:
- 序列化表格
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嵌套类概要
嵌套类 修饰符和类型 类 说明 static classBinaryClassificationEvaluator.BinaryMetricsThe evaluation metrics for binary classification.static classBinaryClassificationEvaluator.BinarySummaryBinary Summary of data in one worker.
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字段概要
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从接口继承的字段 org.apache.flink.ml.evaluation.binaryclassification.BinaryClassificationEvaluatorParams
AREA_UNDER_LORENZ, AREA_UNDER_PR, AREA_UNDER_ROC, KS, METRICS_NAMES
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构造器概要
构造器 构造器 说明 BinaryClassificationEvaluator()
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方法概要
所有方法 静态方法 实例方法 具体方法 修饰符和类型 方法 说明 Map<org.apache.flink.ml.param.Param<?>,Object>getParamMap()static BinaryClassificationEvaluatorload(org.apache.flink.table.api.bridge.java.StreamTableEnvironment env, String path)voidsave(String path)org.apache.flink.table.api.Table[]transform(org.apache.flink.table.api.Table... inputs)-
从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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从接口继承的方法 org.apache.flink.ml.evaluation.binaryclassification.BinaryClassificationEvaluatorParams
getMetricsNames, setMetricsNames
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方法详细资料
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transform
public org.apache.flink.table.api.Table[] transform(org.apache.flink.table.api.Table... inputs)
- 指定者:
transform在接口中org.apache.flink.ml.api.AlgoOperator<BinaryClassificationEvaluator>
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save
public void save(String path) throws IOException
- 指定者:
save在接口中org.apache.flink.ml.api.Stage<BinaryClassificationEvaluator>- 抛出:
IOException
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load
public static BinaryClassificationEvaluator load(org.apache.flink.table.api.bridge.java.StreamTableEnvironment env, String path) throws IOException
- 抛出:
IOException
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getParamMap
public Map<org.apache.flink.ml.param.Param<?>,Object> getParamMap()
- 指定者:
getParamMap在接口中org.apache.flink.ml.param.WithParams<BinaryClassificationEvaluator>
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