Calculate dasymetric weighting table

Calculates population-density-based weights per CORINE Land Cover class by overlapping the Eurostat census grid (human population) with the CORINE CLC 2018 raster, treating continuous urban fabric (111) and discontinuous urban fabric (112) classes separately from all other CORINE Land Cover classes (R function 'calculate_weighting')

human population use case AquaINFRA dasymetric mapping CORINE census grid weighting

Inputs
Id Title Data Type Description
inputFile1_censusgridSelected_rds Census grid (selected/clipped) object Path to an .rds file containing the Eurostat census grid (human population, e.g. column 'TOT_P_2021') clipped to the area of interest.
inputFile2_corineCLCcropped_rds CORINE CLC raster (cropped) object Path to an .rds file containing the CORINE Land Cover raster (SpatRaster), cropped to the area of interest.
inputFile3_corineYear_rds CORINE reference year object Path to an .rds file containing the CORINE CLC reference year as a single value. Only year 2018 is currently supported by this function.
inputFile4_clcLegend_rds CORINE CLC legend table object Path to an .rds file containing the CORINE CLC legend table with class codes, labels, and RGB colors.
inputFile5_corUrbanValues_rds Urban CORINE CLC codes (optional) object Path to an .rds file containing a vector of CORINE CLC class codes classified as urban (codes 100-199). Only required when 'additional_candidate_classes_to_consider' is 'all_artificial_surface_classes'.
additional_candidate_classes_to_consider Additional candidate classes to consider (optional) string One of 'all_artificial_surface_classes' (use only the other urban CORINE classes, from inputFile5_corUrbanValues_rds) or 'all_other_classes' (use all other CORINE classes from the legend). If not supplied, this additional-classes step is skipped entirely.
Outputs
Id Title Description
weight_table Dasymetric weighting table Table with CORINE CLC class code, label, and the percentage weight of average population density attributed to that class, for use in dasymetric population mapping.

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  • Synchronous
  • Asynchronous