TrainData (OpenCV 3.4.2 Java documentation)

java.lang.Object
- org.opencv.ml.TrainData

public class TrainData
extends java.lang.Object

Field Summary

Fields
Modifier and Type Field and Description

protected long nativeObj

Fields
Modifier and Type	Field and Description
`protected long`	`nativeObj`

Constructor Summary

Constructors
Modifier Constructor and Description

protected TrainData(long addr)

Constructors
Modifier	Constructor and Description
`protected`	`TrainData(long addr)`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`static TrainData`	`__fromPtr__(long addr)`
`static TrainData`	`create(Mat samples, int layout, Mat responses)`
`static TrainData`	`create(Mat samples, int layout, Mat responses, Mat varIdx, Mat sampleIdx, Mat sampleWeights, Mat varType)`
`protected void`	`finalize()`
`int`	`getCatCount(int vi)`
`Mat`	`getCatMap()`
`Mat`	`getCatOfs()`
`Mat`	`getClassLabels()`
`Mat`	`getDefaultSubstValues()`
`int`	`getLayout()`
`Mat`	`getMissing()`
`int`	`getNAllVars()`
`void`	`getNames(java.util.List<java.lang.String> names)`
`long`	`getNativeObjAddr()`
`Mat`	`getNormCatResponses()`
`int`	`getNSamples()`
`int`	`getNTestSamples()`
`int`	`getNTrainSamples()`
`int`	`getNVars()`
`Mat`	`getResponses()`
`int`	`getResponseType()`
`void`	`getSample(Mat varIdx, int sidx, float buf)`
`Mat`	`getSamples()`
`Mat`	`getSampleWeights()`
`static Mat`	`getSubVector(Mat vec, Mat idx)`
`Mat`	`getTestNormCatResponses()`
`Mat`	`getTestResponses()`
`Mat`	`getTestSampleIdx()`
`Mat`	`getTestSamples()`
`Mat`	`getTestSampleWeights()`
`Mat`	`getTrainNormCatResponses()`
`Mat`	`getTrainResponses()`
`Mat`	`getTrainSampleIdx()`
`Mat`	`getTrainSamples()`
`Mat`	`getTrainSamples(int layout, boolean compressSamples, boolean compressVars)`
`Mat`	`getTrainSampleWeights()`
`void`	`getValues(int vi, Mat sidx, float values)`
`Mat`	`getVarIdx()`
`Mat`	`getVarSymbolFlags()`
`Mat`	`getVarType()`
`void`	`setTrainTestSplit(int count)`
`void`	`setTrainTestSplit(int count, boolean shuffle)`
`void`	`setTrainTestSplitRatio(double ratio)`
`void`	`setTrainTestSplitRatio(double ratio, boolean shuffle)`
`void`	`shuffleTrainTest()`

Methods inherited from class java.lang.Object
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- nativeObj
```
protected final long nativeObj
```

Constructor Detail
- TrainData
```
protected TrainData(long addr)
```

Method Detail

getNativeObjAddr
```
public long getNativeObjAddr()
```

fromPtr

public static TrainData __fromPtr__(long addr)

getCatMap
```
public Mat getCatMap()
```

getCatOfs
```
public Mat getCatOfs()
```

getClassLabels
```
public Mat getClassLabels()
```

getDefaultSubstValues
```
public Mat getDefaultSubstValues()
```

getMissing
```
public Mat getMissing()
```

getNormCatResponses
```
public Mat getNormCatResponses()
```

getResponses
```
public Mat getResponses()
```

getSampleWeights
```
public Mat getSampleWeights()
```

getSamples
```
public Mat getSamples()
```

getSubVector

public static Mat getSubVector(Mat vec,
                               Mat idx)

getTestNormCatResponses
```
public Mat getTestNormCatResponses()
```

getTestResponses
```
public Mat getTestResponses()
```

getTestSampleIdx
```
public Mat getTestSampleIdx()
```

getTestSampleWeights
```
public Mat getTestSampleWeights()
```

getTestSamples
```
public Mat getTestSamples()
```

getTrainNormCatResponses
```
public Mat getTrainNormCatResponses()
```

getTrainResponses
```
public Mat getTrainResponses()
```

getTrainSampleIdx
```
public Mat getTrainSampleIdx()
```

getTrainSampleWeights
```
public Mat getTrainSampleWeights()
```

getTrainSamples

public Mat getTrainSamples(int layout,
                           boolean compressSamples,
                           boolean compressVars)

getTrainSamples
```
public Mat getTrainSamples()
```

getVarIdx
```
public Mat getVarIdx()
```

getVarSymbolFlags
```
public Mat getVarSymbolFlags()
```

getVarType
```
public Mat getVarType()
```

create

public static TrainData create(Mat samples,
                               int layout,
                               Mat responses,
                               Mat varIdx,
                               Mat sampleIdx,
                               Mat sampleWeights,
                               Mat varType)

create

public static TrainData create(Mat samples,
                               int layout,
                               Mat responses)

getCatCount
```
public int getCatCount(int vi)
```

getLayout
```
public int getLayout()
```

getNAllVars
```
public int getNAllVars()
```

getNSamples
```
public int getNSamples()
```

getNTestSamples
```
public int getNTestSamples()
```

getNTrainSamples
```
public int getNTrainSamples()
```

getNVars
```
public int getNVars()
```

getResponseType
```
public int getResponseType()
```

getNames

public void getNames(java.util.List<java.lang.String> names)

getSample

public void getSample(Mat varIdx,
                      int sidx,
                      float buf)

getValues

public void getValues(int vi,
                      Mat sidx,
                      float values)

setTrainTestSplit

public void setTrainTestSplit(int count,
                              boolean shuffle)

setTrainTestSplit

public void setTrainTestSplit(int count)

setTrainTestSplitRatio

public void setTrainTestSplitRatio(double ratio,
                                   boolean shuffle)

setTrainTestSplitRatio

public void setTrainTestSplitRatio(double ratio)

shuffleTrainTest
```
public void shuffleTrainTest()
```

finalize
```
protected void finalize()
                 throws java.lang.Throwable
```
Overrides:

finalize in class java.lang.Object

Throws:

java.lang.Throwable

Class TrainData

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

nativeObj

Constructor Detail

TrainData

Method Detail

getNativeObjAddr

__fromPtr__

getCatMap

getCatOfs

getClassLabels

getDefaultSubstValues

getMissing

getNormCatResponses

getResponses

getSampleWeights

getSamples

getSubVector

getTestNormCatResponses

getTestResponses

getTestSampleIdx

getTestSampleWeights

getTestSamples

getTrainNormCatResponses

getTrainResponses

getTrainSampleIdx

getTrainSampleWeights

getTrainSamples

getTrainSamples

getVarIdx

getVarSymbolFlags

getVarType

create

create

getCatCount

getLayout

getNAllVars

getNSamples

getNTestSamples

getNTrainSamples

getNVars

getResponseType

getNames

getSample

getValues

setTrainTestSplit

setTrainTestSplit

setTrainTestSplitRatio

setTrainTestSplitRatio

shuffleTrainTest

finalize

fromPtr