The masking feature provides geographic information-based masking data (netCDF) to users. The masking operator uses PyWPS (Python Web Processing Service), which is an implementation of the OGC Web Processing Service (OGC WPS) standard.

• Case 1. Point in Polygon : Determines whether a point is inside a polygon.
• Case 2. Point in MBR : Determines whether a point is inside the Minimum Bounding Rectangle.
• Case 3. Point in Expanded MBR : Determines whether a point is inside the Expanded MBR.
• Case 4. Rectangle Intersects Polygon : Determines whether a rectangle intersects a polygon.