hex

Class FrameTask.DataInfo

java.lang.Object

water.Iced

hex.FrameTask.DataInfo

All Implemented Interfaces:

java.lang.Cloneable, Freezable

Enclosing class:

FrameTask<T extends FrameTask<T>>

public static class FrameTask.DataInfo
extends Iced

Field Summary

Fields

Modifier and Type	Field and Description
Frame	_adaptedFrame
int[]	_catOffsets
int	_cats
int	_foldId
int	_nfolds
double[]	_normMul
double[]	_normSub
int	_nums
int	_responses
boolean	_standardize

Constructor Summary

Constructors

Constructor and Description
FrameTask.DataInfo(Frame fr, int nResponses, boolean standardize)
FrameTask.DataInfo(Frame fr, int hasResponses, double[] normSub, double[] normMul)

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String[]	coefNames()
int	fullN()
FrameTask.DataInfo	getFold(int foldId, int nfolds)
int	largestCat()
int	numStart()
static Frame	prepareFrame(Frame source, Vec response, int[] ignored_cols, boolean toEnum, boolean dropConstantCols) Prepare a Frame (with a single response) to be processed by the FrameTask 1) Place response at the end 2) (Optionally) Remove rows with constant values or with >20% NaNs 3) Possibly turn integer categoricals into enums
java.lang.String	toString()

Methods inherited from class water.Iced

clone, frozenType, init, newInstance, read, toDocField, write, writeJSON, writeJSONFields

Methods inherited from class java.lang.Object

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

Field Detail

_adaptedFrame

public Frame _adaptedFrame

_responses

public final int _responses

_standardize

public final boolean _standardize

_nums

public final int _nums

_cats

public final int _cats

_catOffsets

public final int[] _catOffsets

_normMul

public final double[] _normMul

_normSub

public final double[] _normSub

_foldId

public final int _foldId

_nfolds

public final int _nfolds

Constructor Detail

FrameTask.DataInfo

public FrameTask.DataInfo(Frame fr,
                  int hasResponses,
                  double[] normSub,
                  double[] normMul)

FrameTask.DataInfo

public FrameTask.DataInfo(Frame fr,
                  int nResponses,
                  boolean standardize)

Method Detail

prepareFrame

public static Frame prepareFrame(Frame source,
                 Vec response,
                 int[] ignored_cols,
                 boolean toEnum,
                 boolean dropConstantCols)

Prepare a Frame (with a single response) to be processed by the FrameTask 1) Place response at the end 2) (Optionally) Remove rows with constant values or with >20% NaNs 3) Possibly turn integer categoricals into enums

Parameters:

source - A frame to be expanded and sanity checked

response - (should be part of source)

toEnum - Whether or not to turn categoricals into enums

dropConstantCols - Whether or not to drop constant columns

Returns:

Frame to be used by FrameTask

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getFold

public FrameTask.DataInfo getFold(int foldId,
                         int nfolds)

fullN

public final int fullN()

largestCat

public final int largestCat()

numStart

public final int numStart()

coefNames

public final java.lang.String[] coefNames()