RLeafAngle (version 1.0)

ellipsoidalRDis: Compute the rotated ellipsoidal distribution of leaf zenith angle.

Description

Compute the rotated ellipsoidal distribution of leaf zenith angle.

Usage

ellipsoidalRDis(lambdaR)

Arguments

lambdaR

The parameter of rotated-ellipsoidal function.

Value

The rotated ellipsoidal distribution of leaf zenith angle.

References

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(1), 106-122.

Examples

sDis<-ellipsoidalRDis(1)
plot(c(4.5, 13.5, 22.5, 31.5, 40.5, 49.5, 58.5, 67.5, 76.5, 85.5), sDis, 
xlab=expression(Leaf~zenith~angle~~(""^"o")), ylab="Leaf area freqency")