topic Single Output Map Algebra Question in Python Questions https://community.esri.com/t5/python-questions/single-output-map-algebra-question/m-p/366364#M28912 <HTML><HEAD></HEAD><BODY><SPAN>I have a script that runs a calculation on 5 input rasters to get 4 more rasters, then runs a conditional on each of the 4 rasters before a mosaic of the 4 rasters, and finally a conditional is ran on the mosaic to get my final output raster.&nbsp; This is 10 raster calculations and 9 temp rasters, which can take a long time to process and a lot of hard drive space.&nbsp; Is there any way I can combine my conditional argument with my single output map algebra to reduce the number of raster calculations done to get the same result.&nbsp; An example of my single output map algebra and con statements are below.&nbsp; I know I can combine the two in a raster calculator function, but I don;'t know how to translate this into a script.</SPAN><BR /><BR /><PRE class="plain" name="code"># 10 and 25 Log-Linear Interpolation X25 = ws + "//X25" gp.SingleOutputMapAlgebra_sa("POW(10 , LOG10(4) - %s * (LOG10(4) - LOG10(10)) / (%s - %s))" %(D25, D25, D10), X25, "'';''") # Set cells outside of 10-25 range to 0 C25 = ws + "//C25" gp.Con_sa(X25, 0, C25, X25, "%s &lt;= 4" %(X25))</PRE><DIV style="display:none;"> </DIV></BODY></HTML> Thu, 19 Jul 2012 15:01:20 GMT BenRufenacht 2012-07-19T15:01:20Z Single Output Map Algebra Question https://community.esri.com/t5/python-questions/single-output-map-algebra-question/m-p/366364#M28912 <HTML><HEAD></HEAD><BODY><SPAN>I have a script that runs a calculation on 5 input rasters to get 4 more rasters, then runs a conditional on each of the 4 rasters before a mosaic of the 4 rasters, and finally a conditional is ran on the mosaic to get my final output raster.&nbsp; This is 10 raster calculations and 9 temp rasters, which can take a long time to process and a lot of hard drive space.&nbsp; Is there any way I can combine my conditional argument with my single output map algebra to reduce the number of raster calculations done to get the same result.&nbsp; An example of my single output map algebra and con statements are below.&nbsp; I know I can combine the two in a raster calculator function, but I don;'t know how to translate this into a script.</SPAN><BR /><BR /><PRE class="plain" name="code"># 10 and 25 Log-Linear Interpolation X25 = ws + "//X25" gp.SingleOutputMapAlgebra_sa("POW(10 , LOG10(4) - %s * (LOG10(4) - LOG10(10)) / (%s - %s))" %(D25, D25, D10), X25, "'';''") # Set cells outside of 10-25 range to 0 C25 = ws + "//C25" gp.Con_sa(X25, 0, C25, X25, "%s &lt;= 4" %(X25))</PRE><DIV style="display:none;"> </DIV></BODY></HTML> Thu, 19 Jul 2012 15:01:20 GMT https://community.esri.com/t5/python-questions/single-output-map-algebra-question/m-p/366364#M28912 BenRufenacht 2012-07-19T15:01:20Z