程序包 org.apache.flink.ml.feature.standardscaler

类 StandardScalerModelData

java.lang.Object

org.apache.flink.ml.feature.standardscaler.StandardScalerModelData

public class StandardScalerModelData
extends Object

Model data of StandardScalerModel.

This class also provides methods to convert model data from Table to Datastream, and classes to save/load model data.

嵌套类概要

嵌套类

修饰符和类型	类	说明
static class	StandardScalerModelData.ModelDataDecoder	Data decoder for the StandardScalerModel model data.
static class	StandardScalerModelData.ModelDataEncoder	Data encoder for the StandardScalerModel model data.

字段概要

字段

修饰符和类型	字段	说明
org.apache.flink.ml.linalg.DenseVector	mean	Mean of each dimension.
org.apache.flink.ml.linalg.DenseVector	std	Standard deviation of each dimension.
long	timestamp	Model timestamp.
long	version	Model version.

构造器概要

构造器

构造器	说明
StandardScalerModelData()
StandardScalerModelData(org.apache.flink.ml.linalg.DenseVector mean, org.apache.flink.ml.linalg.DenseVector std)
StandardScalerModelData(org.apache.flink.ml.linalg.DenseVector mean, org.apache.flink.ml.linalg.DenseVector std, long version, long timestamp)

方法概要

修饰符和类型	方法	说明
static org.apache.flink.streaming.api.datastream.DataStream<StandardScalerModelData>	getModelDataStream(org.apache.flink.table.api.Table modelData)	Converts the table model to a data stream.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

mean

public org.apache.flink.ml.linalg.DenseVector mean

Mean of each dimension.

std

public org.apache.flink.ml.linalg.DenseVector std

Standard deviation of each dimension.

version

public long version

Model version.

timestamp

public long timestamp

Model timestamp.

构造器详细资料

StandardScalerModelData

public StandardScalerModelData()

StandardScalerModelData

public StandardScalerModelData(org.apache.flink.ml.linalg.DenseVector mean,
                               org.apache.flink.ml.linalg.DenseVector std)

StandardScalerModelData

public StandardScalerModelData(org.apache.flink.ml.linalg.DenseVector mean,
                               org.apache.flink.ml.linalg.DenseVector std,
                               long version,
                               long timestamp)

方法详细资料

getModelDataStream

public static org.apache.flink.streaming.api.datastream.DataStream<StandardScalerModelData> getModelDataStream(org.apache.flink.table.api.Table modelData)

Converts the table model to a data stream.

参数:

modelData - The table model data.

返回:

The data stream model data.