perpendicularDistanceIZ {sampSurf} | R Documentation |
perpendicularDistanceIZ
"
This is the generic definition for generating objects of
class "perpendicularDistanceIZ." There is only one constructor method
corresponding to this generic: perpendicularDistanceIZ-methods
.
perpendicularDistanceIZ(downLog, pds, ...)
downLog |
Signature object of class " |
pds |
Signature object of class " |
... |
See methods. |
Since only one method exists for this generic, its signature
arguments coincide with the above definitions. Please see
perpendicularDistanceIZ-methods
for more details.
A valid object of class "perpendicularDistanceIZ
."
Jeffrey H. Gove
Williams, M. S. and Gove, J. H. 2003. Perpendicular distance sampling: an alternative method for sampling downed coarse woody debris. Canadian Journal of Forest Research 33:1564–1579.
Class "perpendicularDistanceIZ
", and
perpendicularDistanceIZ-methods
.
# # creates an inclusion zone object for sampling with probability # proportional to volume by default... # dl = downLog(buttDiam=15, solidType=4, logAngle=pi/3, logLen=10, units='English') pdsEng = perpendicularDistance(kpds=6, units='English') iz.pdsv = perpendicularDistanceIZ(dl, pdsEng) iz.pdsv