Package tech.tablesaw.util

Class DoubleArrays

java.lang.Object

tech.tablesaw.util.DoubleArrays

public class DoubleArrays
extends Object

Utility functions for creating 2D double arrays from columns and other arrays

Constructor Summary

Constructors

Constructor	Description
DoubleArrays()

Method Summary

Modifier and Type	Method	Description
static double[][]	to2dArray(double[] x, double[] y)
static double[][]	to2dArray(List<NumericColumn<?>> columnList)
static double[][]	to2dArray(NumericColumn<?>... columns)
static double[][]	to2dArray(NumericColumn<?> x, NumericColumn<?> y)
static double[][]	to2dArray(TableSliceGroup views, int columnNumber)
static double[]	toN(int n)	Returns a double[] initialized with the values from 0 to n-1, inclusive;

Methods inherited from class java.lang.Object

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

Constructor Details

DoubleArrays

public DoubleArrays()

Method Details

toN

public static double[] toN(int n)

Returns a double[] initialized with the values from 0 to n-1, inclusive;

to2dArray

public static double[][] to2dArray(NumericColumn<?>... columns)

to2dArray

public static double[][] to2dArray(List<NumericColumn<?>> columnList)

to2dArray

public static double[][] to2dArray(TableSliceGroup views,
 int columnNumber)

to2dArray

public static double[][] to2dArray(double[] x,
 double[] y)

to2dArray

public static double[][] to2dArray(NumericColumn<?> x,
 NumericColumn<?> y)