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Convert data frame to landscape

convert.graph.Rd

Converts a given data frame in a list which can be used in the following functions, an object of class 'metapopulation'.

Usage

convert.graph(dframe, mapsize, dispersal)

Arguments

dframe

data frame with the original data and the following columns, in this order:

  • ID - patch Id.

  • X - Coordinate.

  • Y - Coordinate.

  • Area - Patch area, in hectares.

  • Occupation - Species presence status (0/1).

mapsize

Landscape mosaic side length, in meters.

dispersal

Species mean dispersal ability, in meters.

Value

Delivers an object of class 'metapopulation'.

Author

Frederico Mestre and Fernando Canovas

See also

species.graph

Examples


data(mc_df)

#Checking the columns of the data frame:

head(mc_df)
#>   ID        x       y  area mc
#> 1  1 1248.254   0.000 0.079  0
#> 2  2 1420.857  46.725 0.781  1
#> 3  3 1278.912  52.629 1.053  0
#> 4  4 6370.625  62.637 0.788  0
#> 5  5 1151.337  97.140 0.079  0
#> 6  6 1295.796 104.839 0.137  1

#  ID        x       y  area mc
#1  1 1248.254   0.000 0.079  0
#2  2 1420.857  46.725 0.781  1
#3  3 1278.912  52.629 1.053  1
#4  4 6370.625  62.637 0.788  0
#5  5 1151.337  97.140 0.079  0
#6  6 1295.796 104.839 0.137  1


#In order to import the data frame mc_df:

sp1 <- convert.graph(dframe=mc_df, mapsize=8300, dispersal=800)

#verify class

class(sp1)
#> [1] "metapopulation"

# [1] "metapopulation"