topic Is it possible to do a space-time analysis using polygon/aereal data in arcgis? in Spatial Data Science Questions https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704966#M1635 <HTML><HEAD></HEAD><BODY><P>Hi<BR />I have polygon data for three different crimes in a city on a monthly basis (36 months in total).&nbsp;<BR />I would like to see if these crimes cluster in space AND time.&nbsp;<BR />Is it possible to do this kind of analysis in ArcGIS? I've been trying to do it in Geoda or CAST, but there are no tutorials addressing this specific question.&nbsp;<BR />Any guidance is much appreciated.</P></BODY></HTML> Tue, 25 Jul 2017 11:35:09 GMT JoseCastillo 2017-07-25T11:35:09Z Is it possible to do a space-time analysis using polygon/aereal data in arcgis? https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704966#M1635 <HTML><HEAD></HEAD><BODY><P>Hi<BR />I have polygon data for three different crimes in a city on a monthly basis (36 months in total).&nbsp;<BR />I would like to see if these crimes cluster in space AND time.&nbsp;<BR />Is it possible to do this kind of analysis in ArcGIS? I've been trying to do it in Geoda or CAST, but there are no tutorials addressing this specific question.&nbsp;<BR />Any guidance is much appreciated.</P></BODY></HTML> Tue, 25 Jul 2017 11:35:09 GMT https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704966#M1635 JoseCastillo 2017-07-25T11:35:09Z Re: Is it possible to do a space-time analysis using polygon/aereal data in arcgis? https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704967#M1636 <HTML><HEAD></HEAD><BODY><P>Although, I haven't used it but, if you have the crime incidents in points, you could <A href="http://desktop.arcgis.com/en/arcmap/10.3/tools/space-time-pattern-mining-toolbox/create-space-time-cube.htm">Create Space Time Cube</A>.</P><P><A class="link-titled" href="http://desktop.arcgis.com/en/arcmap/10.3/tools/space-time-pattern-mining-toolbox/learnmorecreatecube.htm" title="http://desktop.arcgis.com/en/arcmap/10.3/tools/space-time-pattern-mining-toolbox/learnmorecreatecube.htm">How Create Space Time Cube works—Help | ArcGIS for Desktop</A>&nbsp;</P></BODY></HTML> Tue, 25 Jul 2017 12:29:58 GMT https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704967#M1636 JayantaPoddar 2017-07-25T12:29:58Z Re: Is it possible to do a space-time analysis using polygon/aereal data in arcgis? https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704968#M1637 <HTML><HEAD></HEAD><BODY><P>Thank you for responding.&nbsp;</P><P>Unfortunately I don't have crime incident data. <BR />I only have crimes aggregated at the polygon level. &nbsp;</P></BODY></HTML> Tue, 25 Jul 2017 12:49:04 GMT https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704968#M1637 JoseCastillo 2017-07-25T12:49:04Z Re: Is it possible to do a space-time analysis using polygon/aereal data in arcgis? https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704969#M1638 <HTML><HEAD></HEAD><BODY><P>&nbsp;Tagging an expert:&nbsp; <A href="https://community.esri.com/people/Dan_Patterson">Dan_Patterson</A> </P><P></P><P></P><P>Chris Donohue, GISP</P></BODY></HTML> Tue, 25 Jul 2017 15:16:44 GMT https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704969#M1638 ChrisDonohue__GISP 2017-07-25T15:16:44Z Re: Is it possible to do a space-time analysis using polygon/aereal data in arcgis? https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704970#M1639 <HTML><HEAD></HEAD><BODY><P>Your only option is to do a polygon overlay analysis.&nbsp; This could be accompanied by conversion to raster, then using a cell statistics or similar operation to get a count of occurrence of the frequency a location has remained the same/changed over time.&nbsp; Any approach will be generally unsatisfactory if the polygon boundaries remain fixed during the intervening time periods.&nbsp; You may obtain more useful results if you simply map change at the polygon level over time it you want to show variations in the rates in the intervening periods.</P></BODY></HTML> Sat, 29 Jul 2017 12:56:32 GMT https://community.esri.com/t5/spatial-data-science-questions/is-it-possible-to-do-a-space-time-analysis-using/m-p/704970#M1639 DanPatterson_Retired 2017-07-29T12:56:32Z