org.datavec.api.transform.analysis.columns

Class NumericalColumnAnalysis

java.lang.Object

org.datavec.api.transform.analysis.columns.NumericalColumnAnalysis

All Implemented Interfaces:

Serializable, ColumnAnalysis

Direct Known Subclasses:

DoubleAnalysis, IntegerAnalysis, LongAnalysis, TimeAnalysis

public abstract class NumericalColumnAnalysis
extends Object
implements ColumnAnalysis

Abstract class for numerical column analysis

Author:

Alex Black

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	NumericalColumnAnalysis.Builder<T extends NumericalColumnAnalysis.Builder<T>>

Field Summary

Fields

Modifier and Type	Field and Description
protected long	countMaxValue
protected long	countMinValue
protected long	countNegative
protected long	countPositive
protected long	countTotal
protected long	countZero
protected long[]	histogramBucketCounts
protected double[]	histogramBuckets
protected double	mean
protected double	sampleStdev
protected double	sampleVariance

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NumericalColumnAnalysis(NumericalColumnAnalysis.Builder builder)

Method Summary

Modifier and Type	Method and Description
abstract double	getMaxDouble()
abstract double	getMinDouble()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.datavec.api.transform.analysis.columns.ColumnAnalysis

getColumnType, getCountTotal

Field Detail

mean

protected final double mean

sampleStdev

protected final double sampleStdev

sampleVariance

protected final double sampleVariance

countZero

protected final long countZero

countNegative

protected final long countNegative

countPositive

protected final long countPositive

countMinValue

protected final long countMinValue

countMaxValue

protected final long countMaxValue

countTotal

protected final long countTotal

histogramBuckets

protected double[] histogramBuckets

histogramBucketCounts

protected long[] histogramBucketCounts

Constructor Detail

NumericalColumnAnalysis

protected NumericalColumnAnalysis(NumericalColumnAnalysis.Builder builder)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

getMinDouble

public abstract double getMinDouble()

getMaxDouble

public abstract double getMaxDouble()