Class ExampleImage

java.lang.Object

deepnetts.data.ExampleImage

All Implemented Interfaces:

MLDataItem

public class ExampleImage
extends Object
implements MLDataItem

Example image to train a deep learning model. It holds image pixels and corresponding label.

Field Summary

Fields

Modifier and Type	Field	Description
protected Tensor3D	rgbTensor

Constructor Summary

Constructors

Constructor	Description
ExampleImage(BufferedImage image)
ExampleImage(BufferedImage image, String label)
ExampleImage(BufferedImage image, String label, int channels)
ExampleImage(BufferedImage image, String label, int targetWidth, int targetHeight)
ExampleImage(File originalImgFile, BufferedImage image, String label)
ExampleImage(File imgFile, String label)	Creates an instance of new example image with specified image and label Loads image from specified file and creates matrix structures with color information
ExampleImage(String imgFile, String label)

Method Summary

Modifier and Type	Method	Description
protected void	createInputFromPixels(BufferedImage image, int channels)
float	getError()	Returns a model output error for this data item.
File	getFile()
int	getHeight()
Tensor3D	getInput()	Returns an input for machine learning model of this item.
String	getLabel()
BufferedImage	getOriginalImageFromFile()
float[]	getRgbVector()
TensorBase	getTargetOutput()	Returns target output for machine learning model of this item.
int	getWidth()
void	invert()
void	setError(float error)
final void	setTargetOutput(TensorBase targetOutput)

Methods inherited from class Object

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

Field Details

rgbTensor

protected Tensor3D rgbTensor

Constructor Details

ExampleImage

public ExampleImage(String imgFile,
 String label)
             throws IOException

Throws:

IOException

ExampleImage

public ExampleImage(File imgFile,
 String label)
             throws IOException

Creates an instance of new example image with specified image and label Loads image from specified file and creates matrix structures with color information

Parameters:

imgFile - image file

label - image label

Throws:

IOException - if file is not found or reading file fails from some reason.

ExampleImage

public ExampleImage(BufferedImage image,
 String label)

ExampleImage

public ExampleImage(BufferedImage image,
 String label,
 int channels)

ExampleImage

public ExampleImage(File originalImgFile,
 BufferedImage image,
 String label)

ExampleImage

public ExampleImage(BufferedImage image)

ExampleImage

public ExampleImage(BufferedImage image,
 String label,
 int targetWidth,
 int targetHeight)
             throws IOException

Throws:

IOException

Method Details

createInputFromPixels

protected void createInputFromPixels(BufferedImage image,
 int channels)

invert

public void invert()

getTargetOutput

public TensorBase getTargetOutput()

Description copied from interface: MLDataItem

Returns target output for machine learning model of this item.

Specified by:

getTargetOutput in interface MLDataItem

Returns:

target output

getRgbVector

public float[] getRgbVector()

setTargetOutput

public final void setTargetOutput(TensorBase targetOutput)

getWidth

public int getWidth()

getHeight

public int getHeight()

getLabel

public String getLabel()

getInput

public Tensor3D getInput()

Description copied from interface: MLDataItem

Returns an input for machine learning model of this item.

Specified by:

getInput in interface MLDataItem

Returns:

an example input for a machine learning model training.

getFile

public File getFile()

getOriginalImageFromFile

public BufferedImage getOriginalImageFromFile()
                                       throws IOException

Throws:

IOException

getError

public float getError()

Description copied from interface: MLDataItem

Returns a model output error for this data item.

Specified by:

getError in interface MLDataItem

Returns:

setError

public void setError(float error)

Specified by:

setError in interface MLDataItem