preabs {forestHES} | R Documentation |
Converting species matrix (wide data) to present-absent matrix
preabs(widedata)
widedata |
A species matrix |
A present-absent matrix
herb.spematrix<-longtowide(longdata=herbdata,left="plot.id",up="spe.id",
inner="abundance")
herb.preabs<-preabs(herb.spematrix)
herb.preabs