Qualitative criteria are represented by means of Boolean operators applied on each cell of a raster map B(x,y). By
means of a query the satisfaction, or not, of the consideredcondition can be checked. A value equal to 0 is assigned
to the excluded land units (areas where PV plants cannot beplaced) and a value equal to 1 is assigned to the included
land units (areas where PV plants are admitted). The qualitative criteria that were considered, expressed as areas to
be excluded, are:
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