Tag: Raster Analysis Stories

Calculating density on a network: a comparison of Network KDE and Planar KDE

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Check out this Story Map on a spatial data exploratory analysis of vehicle crashes in Richmond City, Virginia that identifies hazardous road segments (hotspots) using both Network Kernel Density Estimation (KDE) and Planar KDE methods for eight different bandwidths.

Posted in Analysis & Geoprocessing, ArcGIS Online, ArcGIS Pro, ArcMap, Story Maps, Uncategorized | Tagged , , , | 1 Comment

Predict Floods with Unit Hydrographs

A raster of Flow times for the town of Stowe, Vermont

Check out the new ArcGIS Lesson on Predict Floods with Unit Hydrographs to create a unit hydrograph for a small to medium sized watershed using ArcGIS Pro, using a wide array of tools from Hydrology, Surface  and other toolsets from … Continue reading

Posted in Analysis & Geoprocessing, ArcGIS Pro, Hydro, Mapping, risk assessment, Water Utilities | Tagged , , , , | Leave a comment

How to extract raster values at point locations?

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Many a times, in your analysis, you might need to extract values from rasters based on point locations. The Spatial Analyst extension offers several tools that can do this for you, those being Extract Values to Points, Extract Multi Values … Continue reading

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Performing analysis with the Con tool

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‘Con’, abbreviated for condition, is one of the most used and powerful tools in Spatial Analyst. It allows you to vary how the output is determined based on the value of the input locations, which is key for building simple … Continue reading

Posted in Analysis & Geoprocessing, ArcGIS Pro, ArcMap, Python | Tagged , , , , , | 2 Comments