smile.data

Class AttributeVector

java.lang.Object

smile.data.AttributeVector

public class AttributeVector
extends java.lang.Object

A vector with attribute information.

Constructor Summary

Constructors

Constructor and Description
AttributeVector(Attribute attribute, double[] vector) Constructor.
AttributeVector(Attribute attribute, double[] vector, java.lang.String[] names) Constructor.

Method Summary

Modifier and Type	Method and Description
Attribute	attribute() Returns the attribute.
java.lang.String	head(int n) Shows the first few rows.
java.lang.String[]	names() Returns the name vector.
int	size() Returns the vector size.
AttributeVector	summary() Returns statistic summary.
java.lang.String	tail(int n) Shows the last few rows.
java.lang.String	toString()
java.lang.String	toString(int from, int to) Stringify the vector.
double[]	vector() Returns the data vector.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AttributeVector

public AttributeVector(Attribute attribute,
                       double[] vector)

Constructor.

Parameters:

attribute - the attribute information.

vector - the data vector.

AttributeVector

public AttributeVector(Attribute attribute,
                       double[] vector,
                       java.lang.String[] names)

Constructor.

Parameters:

attribute - the attribute information.

vector - the data vector.

names - optional names for each element.

Method Detail

attribute

public Attribute attribute()

Returns the attribute.

vector

public double[] vector()

Returns the data vector.

names

public java.lang.String[] names()

Returns the name vector.

size

public int size()

Returns the vector size.

Returns:

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

head

public java.lang.String head(int n)

Shows the first few rows.

tail

public java.lang.String tail(int n)

Shows the last few rows.

toString

public java.lang.String toString(int from,
                                 int to)

Stringify the vector.

Parameters:

from - starting row (inclusive)

to - ending row (exclusive)

summary

public AttributeVector summary()

Returns statistic summary.