Tag regions by largest overlap — tongfen_tag_largest

tags regions in `source` by `target_id` of region in `target` with the largest overlap

tongfen_tag_largest_overlap(source, target, target_id)

Arguments

source: input geography
target: custom geography
target_id: name of the column in `target` table with unique id (character)

Value

`source` with extra column with name `"target_id"` and column `...overlap_fraction` with the proportion of overlap of the target geometry with the respective `target_id`

Examples

# Estimate 2006 Populatino in the City of Vancouver dissemination ares on 2016 census geoographies
if (FALSE) {
geo1 <- cancensus::get_census("CA06",regions=list(CSD="5915022"),geo_format='sf',level='DA')
geo2 <- cancensus::get_census("CA16",regions=list(CSD="5915022"),geo_format='sf',level='DA')
meta <- meta_for_additive_variables("CA06","Population")
result <- tongfen_estimate(geo2 %>% rename(Population_2016=Population),geo1,meta)
}