laser.fractional: LiDAR models of fractional cover

Description Arguments Value Author(s) References Examples

View source: R/laser.fractional.R

Description

Compute the four lidar-based models of canopy fractional cover proposed by Hopkinson and Chasmer (2009)

Arguments

z

laser echo heights

i

laser echo intensity

r

laser return number

n

laser number of returns

c

laser classification 2 = ground

id

id separate metrics will be computed for each id

gtv

ground threshold value default 1.3

Value

data.frame with FR, RR, IR, BL according to the notation in the reference

Author(s)

Hans Ole Orka [email protected]

References

Hopkinson, C., & Chasmer, L. (2009). Testing LiDAR models of fractional cover across multiple forest ecozones. Remote Sensing of Environment, 113(1), 275–288.

Examples

1
2
data(las2)
laser.fractional(las2$z,las2$i,las2$r,las2$n,las2$c,las2$ID)

hansoleorka/lasR documentation built on Nov. 22, 2018, 3:40 a.m.