topic Path distance problem! in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/path-distance-problem/m-p/541759#M7805 <HTML><HEAD></HEAD><BODY><SPAN>I am attempting to create an anisotropic cost surface for use in least cost path analysis using the Path Distance tool and Toblers hiking function. I am following the tutorial posted by Nico Tripcevich found at </SPAN><A href="https://wikispaces.psu.edu/display/AnthSpace/Lab+7+Cost+Path+Mapping">https://wikispaces.psu.edu/display/AnthSpace/Lab+7+Cost+Path+Mapping</A><SPAN>, using the ToblerAway.txt file included. I am using ASTERGDEM V2 data with 30 m spatial resolution (32bit floating point), projected into UTM, and a shapefile of the points I am attempting to find least cost paths from. However, whenever I run path distance from my origin point, using the DEM as the surface raster and the vertical raster and the ToblerAway.txt file for vertical factor, the tool returns a path distance that is obviously wrong, with just straight line blocks running across the DEM surface. (See picture). What could I be doing wrong?</SPAN><BR /><SPAN>The sites layer included in the tutorial data includes fields such as X_CENT, Y_CENT, Z_CENT, Site_Area, OFFSETA, and RADIUS. Do I need to include something like that in my sites layer? Please help! </SPAN><BR /><SPAN>[ATTACH=CONFIG]18224[/ATTACH]</SPAN></BODY></HTML> Fri, 05 Oct 2012 16:26:52 GMT JacobOrgish 2012-10-05T16:26:52Z Path distance problem! https://community.esri.com/t5/arcgis-spatial-analyst-questions/path-distance-problem/m-p/541759#M7805 <HTML><HEAD></HEAD><BODY><SPAN>I am attempting to create an anisotropic cost surface for use in least cost path analysis using the Path Distance tool and Toblers hiking function. I am following the tutorial posted by Nico Tripcevich found at </SPAN><A href="https://wikispaces.psu.edu/display/AnthSpace/Lab+7+Cost+Path+Mapping">https://wikispaces.psu.edu/display/AnthSpace/Lab+7+Cost+Path+Mapping</A><SPAN>, using the ToblerAway.txt file included. I am using ASTERGDEM V2 data with 30 m spatial resolution (32bit floating point), projected into UTM, and a shapefile of the points I am attempting to find least cost paths from. However, whenever I run path distance from my origin point, using the DEM as the surface raster and the vertical raster and the ToblerAway.txt file for vertical factor, the tool returns a path distance that is obviously wrong, with just straight line blocks running across the DEM surface. (See picture). What could I be doing wrong?</SPAN><BR /><SPAN>The sites layer included in the tutorial data includes fields such as X_CENT, Y_CENT, Z_CENT, Site_Area, OFFSETA, and RADIUS. Do I need to include something like that in my sites layer? Please help! </SPAN><BR /><SPAN>[ATTACH=CONFIG]18224[/ATTACH]</SPAN></BODY></HTML> Fri, 05 Oct 2012 16:26:52 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/path-distance-problem/m-p/541759#M7805 JacobOrgish 2012-10-05T16:26:52Z