org.apache.spark.mllib.linalg

Interface Vector

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

DenseVector, SparseVector

public interface Vector
extends scala.Serializable

Represents a numeric vector, whose index type is Int and value type is Double.

Method Summary

Methods

Modifier and Type	Method and Description
double	apply(int i) Gets the value of the ith element.
boolean	equals(Object other)
int	hashCode()
int	size() Size of the vector.
double[]	toArray() Converts the instance to a double array.
breeze.linalg.Vector<Object>	toBreeze() Converts the instance to a breeze vector.

Method Detail

size

int size()

Size of the vector.

toArray

double[] toArray()

Converts the instance to a double array.

equals

boolean equals(Object other)

Overrides:

equals in class Object

hashCode

int hashCode()

Overrides:

hashCode in class Object

toBreeze

breeze.linalg.Vector<Object> toBreeze()

Converts the instance to a breeze vector.

apply

double apply(int i)

Gets the value of the ith element.

Parameters:

i - index