getRidbytpolyFlag: Assign Thiessen Polygon ID to New Dataset

In lspatial/sptemUS: Constrained Spatiotemporal Mixed-Effect Models for Exposure Estimation of Air Pollutants

Description

Assign Thiessen Polygon ID to New Dataset

Usage

getRidbytpolyFlag(tFlag, tpolyFl, pntlayer, isnearest = TRUE)

Arguments

tFlag	project flag
tpolyFl	Thiessen polygon's name
pntlayer	Target shapefile to be assigned
isnearest	Whether nearest neighbors used to assign the items without id

Details

Assign Thiessen Polygon ID to New Dataset

Value

rid: Thiessen polygon's id,same as used in the model

Author(s)

Lianfa Li

Examples

## This example is to illustrate to assging

data(sc_sample,sc_sample_loc)
sc_sample_loc$rid500m=getRidbytpolyFlag(tFlag="sc_sample",tpolyFl="sp_polys_500m_sel",sc_sample_loc)
index=match(sc_sample$gid,sc_sample_loc$gid)
sc_sample$rid500m=sc_sample_loc@data[index,"rid500m"]

lspatial/sptemUS documentation built on May 29, 2019, 3:42 a.m.