bwimage (version 1.3)

hole_section: Hole finder

Description

Description of when a sequence of same color pixel start and end.

Usage

hole_section(section)

Arguments

section

Section to be analysed.

Value

Description of start and end of each same color sequence

References

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.

See Also

hole_section_data threshold_color

Examples

# NOT RUN {
# 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)

# Find pixel hole sections in the column 200 of bush image
hole_section(bush_imagematrix[,200])

# Find pixel hole sections in the row 250 of bush image
hole_section(bush_imagematrix[250,])
# }