Topic: Spatial

Topic Description:

Functions for calculating Ripley's K from CTFS R Analytical Tables, many routines for quadrat-based calculations. and calculations of wavelet variance.



File: spatial/quadfunc.r

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Function: gxgy.to.hectindex

Function Description: gxgy.to.hectindex


Function Arguments:

ArgumentDefault Value
gx
gy
plotdimc(1000,500)

Function Source:

gxgy.to.hectindex=function(gx,gy,plotdim=c(1000,500))
{
if(gx>=plotdim[1] || gy>=plotdim[2] || gx<0 || gy<0) return(rep(-1,length(index)))
else
{
ha.rowno=floor(gy/100)
ha.colno=floor(gx/100)
max.ha.row=plotdim[2]/100
return(ha.colno*max.ha.row+ha.rowno+1)
}
}