PM2.5-IDW-Map
An PM2.5 Inverse Distance Weighting (IDW) map using Leaflet (v0.7.7).
PM2.5 data source
Data source is from PM2.5 Open Data Portal.
Website
Inverse Distance Weighting (IDW)
Σ (1 / (di ^ p)) * vi
V = -------------------------
Σ (1 / (di ^ p))
Libraries
The map is using Leaflet and IDW is edited from IDW. The PM2.5 contour is made from contourgeojson.