net.librec.data

Interface DataSplitter

All Known Implementing Classes:

AbstractDataSplitter, GivenNDataSplitter, GivenTestSetDataSplitter, KCVDataSplitter, LOOCVDataSplitter, RatioDataSplitter

public interface DataSplitter

A DataSplitter is an interface to split input data.

Author:

WangYuFeng

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	DataSplitter.SplitterType The types of the splitter.

Method Summary

Methods

Modifier and Type	Method and Description
SparseMatrix	getTestData() Get test data.
SparseMatrix	getTrainData() Get train data.
SparseMatrix	getValidData() Get valid data.
void	setDataConvertor(DataConvertor dataConvertor) Set the data convertor of this splitter.
void	splitData() Split the data.

Method Detail

splitData

void splitData()
               throws LibrecException

Split the data.

Throws:

LibrecException - if error occurs during splitting

setDataConvertor

void setDataConvertor(DataConvertor dataConvertor)

Set the data convertor of this splitter.

Parameters:

dataConvertor - a data convertor for this splitter.

getTrainData

SparseMatrix getTrainData()

Get train data.

Returns:

a SparseMatrix object built by the train set.

getTestData

SparseMatrix getTestData()

Get test data.

Returns:

a SparseMatrix object built by the test set.

getValidData

SparseMatrix getValidData()

Get valid data.

Returns:

a SparseMatrix object built by the valid set.