com.emphysic.myriad.core.ml

Class MLDataCompiler

java.lang.Object

com.emphysic.myriad.core.ml.MLDataCompiler

public class MLDataCompiler
extends java.lang.Object

MLDataCompiler - gather and prepare labelled data for cross validation

Constructor Summary

Constructors

Constructor and Description
MLDataCompiler(java.io.File positiveSamplesFolder, java.io.File negativeSamplesFolder) Constructs a new data compiler, using 1.0 as the positive label value and 0.0 as the negative samples folder.
MLDataCompiler(java.io.File positiveSamplesFolder, java.io.File negativeSamplesFolder, double posLabel, double negLabel) Constructs a new data compiler.

Method Summary

Modifier and Type	Method and Description
CrossValidation.Data	readData() Reads the positive and negative samples and compiles the resultant data.
CrossValidation.Data	readData(DatasetOperation op) Reads the positive and negative samples and compiles the resultant data.
static java.util.List<IODataset>	readFolder(java.io.File folder) Reads all the Datasets from a given file folder.

Methods inherited from class java.lang.Object

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

Constructor Detail

MLDataCompiler

public MLDataCompiler(java.io.File positiveSamplesFolder,
                      java.io.File negativeSamplesFolder,
                      double posLabel,
                      double negLabel)

Constructs a new data compiler.

Parameters:

positiveSamplesFolder - File folder containing positive (e.g. is a flaw) samples.

negativeSamplesFolder - File folder containing negative (e.g. is not a flaw) samples.

posLabel - value assigned to positive samples

negLabel - value assigned to negative samples

MLDataCompiler

public MLDataCompiler(java.io.File positiveSamplesFolder,
                      java.io.File negativeSamplesFolder)

Constructs a new data compiler, using 1.0 as the positive label value and 0.0 as the negative samples folder.

Parameters:

positiveSamplesFolder - positive samples folder

negativeSamplesFolder - negative samples folder

Method Detail

readData

public CrossValidation.Data readData(DatasetOperation op)
                              throws java.lang.Exception

Reads the positive and negative samples and compiles the resultant data.

Parameters:

op - operation to perform on data during compilation process

Returns:

complete Data

Throws:

java.lang.Exception - if an error occurs reading folders, etc.

readData

public CrossValidation.Data readData()
                              throws java.lang.Exception

Reads the positive and negative samples and compiles the resultant data.

Returns:

complete Data

Throws:

java.lang.Exception - if an error occurs reading folders, etc.

readFolder

public static java.util.List<IODataset> readFolder(java.io.File folder)
                                            throws java.lang.Exception

Reads all the Datasets from a given file folder.

Parameters:

folder - folder to load

Returns:

List of all Datasets load from specified folder

Throws:

java.lang.Exception - if an I/O error occurs