smile.interpolation

Class BilinearInterpolation

java.lang.Object

smile.interpolation.BilinearInterpolation

All Implemented Interfaces:

Interpolation2D

public class BilinearInterpolation
extends java.lang.Object
implements Interpolation2D

Bilinear interpolation in a two-dimensional regular grid. Bilinear interpolation is an extension of linear interpolation for interpolating functions of two variables on a regular grid. The key idea is to perform linear interpolation first in one direction, and then again in the other direction.

Constructor Summary

Constructors

Constructor and Description
BilinearInterpolation(double[] x1, double[] x2, double[][] y) Constructor.

Method Summary

Modifier and Type	Method and Description
double	interpolate(double x1, double x2) Interpolate the data at a given 2-dimensional point.

Methods inherited from class java.lang.Object

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

Constructor Detail

BilinearInterpolation

public BilinearInterpolation(double[] x1,
                             double[] x2,
                             double[][] y)

Constructor.

Method Detail

interpolate

public double interpolate(double x1,
                          double x2)

Description copied from interface: Interpolation2D

Interpolate the data at a given 2-dimensional point.

Specified by:

interpolate in interface Interpolation2D