the arguments rather than a SET REGION command. (See this note on <a href="../variables-xpressions/XPRESSIONS.html#_VPINDEXENTRY_306">the context of variables</a> passed to functions.)</p>
<p align="left"> </p>
<p align="left"><a href="../working-with-special-data-sets/DSG_datasets.html">Discrete Sampling Geometries</a> (DSG) data:</p>
<p align="left">Observational data from DSG datasets contain collections of data which has lists of coordinate information that can feed into these functions for gridding in