stilt.observations.Plume

class stilt.observations.Plume(polygon: 'Polygon', density: 'xr.DataArray', threshold: 'float') → None

Result of plume_polygon().

polygon is the plume outline, in longitude and latitude. density is the kernel density of the particle positions on the grid it was evaluated on, normalised to a maximum of one, with lat and lon coordinates. threshold is the normalised density the outline follows.

Methods

contains(longitudes, latitudes)

True for each point inside the plume outline.

Attributes

polygon
density
threshold