R: Titanium Test Data

titanium {pracma} | R Documentation

## Titanium Test Data

### Description

The Titanium data set describes measurements of a certain property of titanium as a function of temperature.

### Usage

    data(titanium)

### Format

The format is:
Two columns called ‘x’ and ‘y’, the first being the temperature.

### Details

These data have become a standard test for data fitting since they are hard to fit by classical techniques and have a significant amount of noise.

### Source

Boor, C. de, and J. R. Rice (1968). Least squares cubic spline approximation II – Variable knots, CSD TR 21, Comp.Sci., Purdue Univ.

### Examples

    ## Not run:
    data(titanium)
    plot(titanium)
    grid()
    ## End(Not run)

[Package pracma version 2.0.4 Index]