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This function disaggregates a wind_rose raster, interpolating it to higher spatial resolution and then adjusting values to maintain correct connectivity units. Downscaling is useful when connectivity is to be modeled between sites that are separated by few or no grid cells.

Usage

downscale(x, fact, method = "bilinear")

Arguments

x

wind_rose

fact

a single integer giving the factor by which to disaggregate the data; this is passed to disagg.

method

disaggregation method; either "near" or "bilinear'; see disagg for details.

Value

A higher resolution version of x

Details

Larger values of fact create higher-resolution wind surfaces, which improves connectivity estimates between nearby sites. The trade-off is computational cost.