org.deeplearning4j.base

Class LFWLoader

java.lang.Object

org.deeplearning4j.base.LFWLoader

public class LFWLoader
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	LFW
static String	LFW_URL

Constructor Summary

Constructors

Constructor and Description
LFWLoader()

Method Summary

Methods

Modifier and Type	Method and Description
Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>	convertListPairs(List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>> images)
Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>	fromImageFile(int label, File image)
Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>	getAllImagesAsMatrix()
Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>	getAllImagesAsMatrix(int numRows)
Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>	getDataFor(int i)
List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>>	getFirst(int num) Get the first num found images
void	getIfNotExists()
List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>>	getImages(int label, File file)
List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>>	getImagesAsList()
int	getNumNames()
int	getNumPixelColumns()
static void	gunzipFile(File baseDir, File gzFile)
void	untarFile(File baseDir, File tarFile)

Methods inherited from class java.lang.Object

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

Field Detail

LFW

public static final String LFW

See Also:

Constant Field Values

LFW_URL

public static final String LFW_URL

See Also:

Constant Field Values

Constructor Detail

LFWLoader

public LFWLoader()

Method Detail

getIfNotExists

public void getIfNotExists()
                    throws Exception

Throws:

Exception

convertListPairs

public Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix> convertListPairs(List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>> images)

getDataFor

public Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix> getDataFor(int i)

getFirst

public List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>> getFirst(int num)
                                                                   throws Exception

Get the first num found images

Parameters:

num - the number of images to get

Returns:

Throws:

Exception

getAllImagesAsMatrix

public Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix> getAllImagesAsMatrix()
                                                                         throws Exception

Throws:

Exception

getAllImagesAsMatrix

public Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix> getAllImagesAsMatrix(int numRows)
                                                                         throws Exception

Throws:

Exception

getImagesAsList

public List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>> getImagesAsList()
                                                                          throws Exception

Throws:

Exception

getImages

public List<Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix>> getImages(int label,
                                                                  File file)
                                                                    throws Exception

Throws:

Exception

fromImageFile

public Pair<org.jblas.DoubleMatrix,org.jblas.DoubleMatrix> fromImageFile(int label,
                                                                File image)
                                                                  throws Exception

Throws:

Exception

untarFile

public void untarFile(File baseDir,
             File tarFile)
               throws IOException

Throws:

IOException

gunzipFile

public static void gunzipFile(File baseDir,
              File gzFile)
                       throws IOException

Throws:

IOException

getNumNames

public int getNumNames()

getNumPixelColumns

public int getNumPixelColumns()