ftheta: Density and cumulative probability functions for leaf angle...
In LeafAngle: Analysis and Visualization of Plant Leaf Angle Distributions

Description Usage Arguments Value Author(s) References See Also

ftheta is the density function, Ftheta gives the cumulative probability of a leaf angle, given some distrbution. Useful in plotting curves, otherwise not typically needed by user (see fitdistribution instead.

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fthetacum(angles, degrees = TRUE, ...)
fthetaf(angle,angledistobj=NULL,degrees=FALSE,distribution,distpars=NA)
ftheta(distpars=NA,...)

`angles`	Vector of leaf angles (0-90 degrees)
`angle`	Leaf angle (degrees)
`degrees`	Logical.
`angledistobj`	Object of class 'angledist'.
`distribution`	Name of distribution.
`distpars`	Parameters.
`...`	None.

A vector of densities or probabilities.

Remko Duursma

Wang W.M., Li Z.L. & Su H.B. (2007). Comparison of leaf angle distribution functions: Effects on extinction coefficient and fraction of sunlit foliage. Agricultural and Forest Meteorology, 143, 106-122.

fitdistribution, fitalldistributions

LeafAngle documentation built on May 29, 2017, 8:32 p.m.