org.knime.base.node.mine.svm.util

Class DoubleVector

java.lang.Object

org.knime.base.node.mine.svm.util.DoubleVector

public class DoubleVector
extends Object

This class is used to represent a vector (in the sense of input data sample). A vector contains double values and the class value.

Author:

Stefan, University of Konstanz, Nicolas Cebron, University of Konstanz

Constructor Summary

Constructors

Constructor and Description
DoubleVector(ArrayList<Double> values, String classvalue) Default constructor with no associated RowKey.
DoubleVector(ModelContentRO predParams, String id) Loads a vector from a predParams object.
DoubleVector(RowKey key, ArrayList<Double> values, String classvalue) Default constructor.

Method Summary

Modifier and Type	Method and Description
String	getClassValue()
RowKey	getKey()
int	getNumberValues()
double	getValue(int i) return the i'th value in the vector.
void	saveTo(ModelContentWO predParams, String id) Save the vector to a ModelContent object.
void	setClassValue(String value) Sets the class value of the DoubleVector.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleVector

public DoubleVector(RowKey key,
                    ArrayList<Double> values,
                    String classvalue)

Default constructor.

Parameters:

key - the RowKey of the row associated with this vector.

values - the double values of the vector.

classvalue - the class value.

DoubleVector

public DoubleVector(ArrayList<Double> values,
                    String classvalue)

Default constructor with no associated RowKey.

Parameters:

values - the double values of the vector.

classvalue - the class value.

DoubleVector

public DoubleVector(ModelContentRO predParams,
                    String id)
             throws InvalidSettingsException

Loads a vector from a predParams object.

Parameters:

predParams - from where to load

id - used to identify this vector uniquely

Throws:

InvalidSettingsException - if a key is not found

Method Detail

getKey

public RowKey getKey()

Returns:

the RowKey of the row associated with this vector. Can be null.

getClassValue

public String getClassValue()

Returns:

the class value

getValue

public double getValue(int i)

return the i'th value in the vector.

Parameters:

i - the index of the value to return

Returns:

the value at this index

getNumberValues

public int getNumberValues()

Returns:

the number of values.

toString

public String toString()

Overrides:

toString in class Object

saveTo

public void saveTo(ModelContentWO predParams,
                   String id)

Save the vector to a ModelContent object.

Parameters:

predParams - where to save the vector

id - used to identify this vector uniquely

setClassValue

public void setClassValue(String value)

Sets the class value of the DoubleVector.

Parameters:

value - the new class value.