PhenoDeriv: A function to extract thresholds

In phenopix: Process Digital Images of a Vegetation Cover

Description

See PhenoDeriv from package greenbrown

Usage

PhenoDeriv(x, formula = NULL, uncert = FALSE, 
	params = NULL, breaks, ...)

Arguments

x	A named vector with the parameters of the equation used to fit the data.
formula	Inherited from previous steps of the process.
uncert	Currently unused
params	Inherited from previous steps of the process.
breaks	Currently unused
...	Further arguments, currently not used

Examples

data(bartlett2009.fitted)
derivatives.phenophases <- PhenoDeriv(
	x=bartlett2009.fitted$fit$predicted, fit=bartlett2009.fitted$fit
	)
plot(bartlett2009.fitted$fit$predicted)
abline(v=derivatives.phenophases[c(1:2,4)], col=palette())
mtext(names(derivatives.phenophases[c(1:2,4)]), 
	at=derivatives.phenophases[c(1:2,4)], 
	line=-2, 
	col=palette()[1:3])

Example output

phenopix documentation built on May 2, 2019, 4:50 p.m.