DxHx.df: Example dataset of 10 trees with 10 diameter and height...

In TapeR: Flexible Tree Taper Curves Based on Semiparametric Mixed Models

Example dataset of 10 trees with 10 diameter and height measurements for each tree.

Description

Example dataset of 10 trees with 10 diameter and height measurements for each tree.

Usage

data(DxHx.df)

Format

A data frame with 172 observations on the following 4 variables.

Id

Numeric vector of tree IDs.

Dx

Numeric vector of diameter measurements.

Hx

Numeric vector of height measurements.

Ht

Numeric vector of tree height (repeated for each measurement in each tree).

Details

Measured for BWI3.

References

Kublin, E., Breidenbach, J., Kaendler, G. (2013) A flexible stem taper and volume prediction method based on mixed-effects B-spline regression, Eur J For Res, 132:983-997.

Examples

data(DxHx.df)
head(DxHx.df)

TapeR documentation built on Aug. 16, 2023, 9:07 a.m.