heigh_propotion: Cumulative denseness for each line
In bwimage: Describe Image Patterns in Natural Structures

Description Usage Arguments Author(s) References See Also Examples

Proportion of black pixel below each matrix line.

1	heigh_propotion(imagematrix)

imagematrix

The matrix to be analysed.

Carlos Biagolini-Jr.

Zehm et al 2003 Multiparameter analysis of vertical vegetation structure based on digital image processing. Flora-Morphology, Distribution, Functional Ecology of Plants, 198: 142-160.

threshold_color

# First, get a matrix from your image. Here an example of a bush image is used.
bush<-system.file("extdata/bush.JPG",package ="bwimage")
bush_imagematrix<-threshold_color(bush,  "jpeg",  "proportional", compress_rate = 0.1)

# Proportion of black pixel below each matrix line.
heigh_propotion(bush_imagematrix)