[postgis-devel] TPI with custom focal mean radius

Luis Calisto luis.calisto at hotmail.com
Thu Jul 5 02:29:40 PDT 2018


Hi,


Current ST_TPI implementation only supports a focalmean radius of one. Out of need I had to implement a solution in PostGIS that implements TPI with a custom focal mean. This solution is now on my github: https://github.com/lcalisto/postgis_customTPI/ I believe it can be interesting to contribute this code to current ST_TPI implementation maybe someone else also needs it.

You think we should reopen this ticket? https://trac.osgeo.org/postgis/ticket/2163

If you think it's interesting I can also, and easily, do the same for TRI. https://postgis.net/docs/RT_ST_TRI.html


Regards

Luis Calisto


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