effLayers: Effective number of layers in a point cloud distribution

In johngodlee/JLGMisc: Various convenience functions

Effective number of layers in a point cloud distribution

Description

Effective number of layers in a point cloud distribution

Usage

effLayers(x, binwidth)

Arguments

x	vector of Z (elevation) coordinates
binwidth	width of vertical bins in units of x

Details

Uses the Shannon diversity index (Entropy) to estimate the "Effective Number of Layers" in the vertical profile of a point cloud distribution.

Value

atomic vector of length one describing the effective number of layers in the canopy

References

Martin Ehbrecht, Peter Schall, Julia Juchheim, Christian Ammer, & Dominik Seidel (2016). Effective number of layers: A new measure for quantifying three-dimensional stand structure based on sampling with terrestrial LiDARForest Ecology and Management, 380, 212–223.

Examples

x <- rnorm(10000)
effLayers(x)

johngodlee/JLGMisc documentation built on June 29, 2024, 9:15 p.m.