topic Re: Kernel Density output extends beyond raster mask in ArcGIS Pro Questions https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151107#M6777 <HTML><HEAD></HEAD><BODY><P>Not sure what your confusion is?&nbsp; The screenshot shows a massive area included in the output (the big black area) that is outside the environment raster mask (outlined in red)...&nbsp; I have used a raster mask many times with kernel density successfully... I'm asking for information why the output would extend beyond the mask?</P></BODY></HTML> Tue, 21 Aug 2018 12:41:03 GMT MikeW 2018-08-21T12:41:03Z Kernel Density output extends beyond raster mask https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151105#M6775 <HTML><HEAD></HEAD><BODY><P>I've run the Kernel Density tool a bunch of times with the Raster Mask set to a specific layer in the Environments settings yet my output continues to extend beyond the mask.&nbsp; My troubleshooting has led nowhere (<A href="https://gis.stackexchange.com/questions/291240/kernel-density-analysis-across-international-dateline">see gis.stackexchange question</A>)...&nbsp; Any ideas as to why my kernel density output would produce such weird behavior?&nbsp; See below screenshot, raster mask outlined in red...</P><P></P><P><IMG class="image-1 jive-image" src="https://community.esri.com/legacyfs/online/419080_pastedImage_1.png" /></P></BODY></HTML> Mon, 20 Aug 2018 20:30:05 GMT https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151105#M6775 MikeW 2018-08-20T20:30:05Z Re: Kernel Density output extends beyond raster mask https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151106#M6776 <HTML><HEAD></HEAD><BODY><P>There is just a screen grab there.</P><P>What trouble shooting are you referring to?</P></BODY></HTML> Mon, 20 Aug 2018 22:25:28 GMT https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151106#M6776 DanPatterson_Retired 2018-08-20T22:25:28Z Re: Kernel Density output extends beyond raster mask https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151107#M6777 <HTML><HEAD></HEAD><BODY><P>Not sure what your confusion is?&nbsp; The screenshot shows a massive area included in the output (the big black area) that is outside the environment raster mask (outlined in red)...&nbsp; I have used a raster mask many times with kernel density successfully... I'm asking for information why the output would extend beyond the mask?</P></BODY></HTML> Tue, 21 Aug 2018 12:41:03 GMT https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151107#M6777 MikeW 2018-08-21T12:41:03Z Re: Kernel Density output extends beyond raster mask https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151108#M6778 <HTML><HEAD></HEAD><BODY><P>little things, like</P><UL><LI>the cell size used,</LI><LI>does the mask traverse the -180/+180 line, what's going on over North America? Is that part of the mask since there is no outline around those bands</LI><LI>where are most of the point? They don't seem spread out over the mask area (or we cant see them</LI><LI>Are there large tracts of open space where there is no possible observations? (ie over oceans)</LI></UL></BODY></HTML> Tue, 21 Aug 2018 16:27:21 GMT https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151108#M6778 DanPatterson_Retired 2018-08-21T16:27:21Z Re: Kernel Density output extends beyond raster mask https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151109#M6779 <HTML><HEAD></HEAD><BODY><P>It was definitely a projection issue... specifically the order which I projected then interpolated... but I'm still unclear as to why the output would be so completely outside of the mask?&nbsp; Thanks for the suggestions.</P></BODY></HTML> Wed, 29 Aug 2018 15:43:40 GMT https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151109#M6779 MikeW 2018-08-29T15:43:40Z Re: Kernel Density output extends beyond raster mask https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151110#M6780 <HTML><HEAD></HEAD><BODY><P>When things are a projection issue... all bets on plausible explanations are off <IMG src="https://community.esri.com/legacyfs/online/emoticons/wink.png" /></P></BODY></HTML> Wed, 29 Aug 2018 15:46:49 GMT https://community.esri.com/t5/arcgis-pro-questions/kernel-density-output-extends-beyond-raster-mask/m-p/151110#M6780 DanPatterson_Retired 2018-08-29T15:46:49Z