https://community.esri.com/t5/geoprocessing-questions/more-summarized-area-100-07-summarize-within-tool/m-p/1223208#M26551 <P>Hello,</P><P>I observe a small problem with the arcpy.SummarizeWithin_analysis in ArcGIS Pro 2.9.3. Somehow the Summarized area is bigger than the destination area of the polygon? 100,07 %? Not that much but ugly in the attribute table <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P><P>What can be the reason? Both polygon feature classes have the same coord. system and both have no overlays as far as I can say?</P><P>Is it a normal inaccuracy? Or is there something wrong with the geometries?</P><LI-CODE lang="python">GE_Kulisse = "Projektkulisse_2018" polys = "A18_Moorkulisse_2022" poly = GE_Kulisse outFeatureClass = "A19_Moorkulisse_2022" keepAll = 'KEEP_ALL' sumFields = "" addShapeSum = 'ADD_SHAPE_SUM' groupField = '' addMinMaj = '' addPercents = '' outTable = '' arcpy.SummarizeWithin_analysis(polys, poly, outFeatureClass, keepAll, sumFields, addShapeSum, 'METERS', groupField, addMinMaj, addPercents, outTable)</LI-CODE><P>&nbsp;</P> Wed, 19 Oct 2022 07:55:25 GMT JohannesBierer 2022-10-19T07:55:25Z https://community.esri.com/t5/geoprocessing-questions/more-summarized-area-100-07-summarize-within-tool/m-p/1223208#M26551 <P>Hello,</P><P>I observe a small problem with the arcpy.SummarizeWithin_analysis in ArcGIS Pro 2.9.3. Somehow the Summarized area is bigger than the destination area of the polygon? 100,07 %? Not that much but ugly in the attribute table <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P><P>What can be the reason? Both polygon feature classes have the same coord. system and both have no overlays as far as I can say?</P><P>Is it a normal inaccuracy? Or is there something wrong with the geometries?</P><LI-CODE lang="python">GE_Kulisse = "Projektkulisse_2018" polys = "A18_Moorkulisse_2022" poly = GE_Kulisse outFeatureClass = "A19_Moorkulisse_2022" keepAll = 'KEEP_ALL' sumFields = "" addShapeSum = 'ADD_SHAPE_SUM' groupField = '' addMinMaj = '' addPercents = '' outTable = '' arcpy.SummarizeWithin_analysis(polys, poly, outFeatureClass, keepAll, sumFields, addShapeSum, 'METERS', groupField, addMinMaj, addPercents, outTable)</LI-CODE><P>&nbsp;</P> Wed, 19 Oct 2022 07:55:25 GMT https://community.esri.com/t5/geoprocessing-questions/more-summarized-area-100-07-summarize-within-tool/m-p/1223208#M26551 JohannesBierer 2022-10-19T07:55:25Z