Topics

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  • Data Format
  • Topics
    • abundance:
      abundance.r
    • biomass:
      biomass.CTFSdb.r
    • demogchange:
      abund.fit.CTFS.r
    • demogchange:
      demogChange.r
    • growth:
      growth.r
    • growth:
      growthfit.bin.r
    • growth:
      growthfit.graph.r
    • map:
      map.r
    • map:
      mapresponse.r
    • mortality:
      mortality.r
    • recruitment:
      recruitment.r
    • spatial:
      NeighborDensityFun.r
    • spatial:
      RipUvK.r
    • spatial:
      block.analysis.r
    • spatial:
      quadfunc.r
    • spatial:
      slope.r
    • speciesarea:
      spparea.r
    • startCTFS:
      startCTFS.r
    • topography:
      imageJ.r
    • topography:
      slope.r
    • topography:
      solvetopo.r
    • utilities:
      calcalpha.r
    • utilities:
      distributions.r
    • utilities:
      geometry.r
    • utilities:
      lmerBayes.r
    • utilities:
      statistics.r
    • utilities:
      utilities.r
    • utilities:
      utilitiesCTFS.r
  • Tutorials
  • Function Index

      Functions

    • RipUvK
    • Annuli
    • CalcRingArea
    • circlearea
    • partialcirclearea

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/RipUvK.r

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Function: circlearea

Function Description: circlearea

Simply returns area of a circle of radius r.

Function Arguments:

ArgumentDefault Value
r

Function Source:

circlearea=function(r) { return(pi*r^2) }

 

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