get_refrence_id_simple: Match the nearing monitoring site for each individual
In EnvExpInd: Environmental Exposure on the Individual Level

Description Usage Arguments Value Author(s) Examples

Match the nearing monitoring site for each individual

get_refrence_id_simple(
  individual_data,
  individual_lat,
  individual_lon,
  individual_id,
  site_data,
  site_lat,
  site_lon,
  site_id
)

`individual_data`	data.frame, including three variables (individual_lat, individual_lon and individual_id)
`individual_lat`	character, varibale name in individual_data, includes the latitude information of each idividual
`individual_lon`	character, varibale name in individual_data, includes the longtitude information of each idividual
`individual_id`	character, varibale name in individual_data, includes the unique id for each individual
`site_data`	data.frame, including three variables (site_lat, site_lon and site_id)
`site_lat`	character varibale includes the latitude value of the site
`site_lon`	character varibale includes the longtitude value of the site
`site_id`	character varibale includes the id for each site

A vector, including the refrence_id for each individual

Bing Zhang, https://github.com/Spatial-R/EnvExpInd

get_refrence_id_simple(
     individual_data = individual_data,
     individual_lat = "lat",
     individual_lon = "lon",
     individual_id = "id",
     site_data = site_data,
     site_lon = "lon",
     site_lat = "lat",
     site_id = "site")