Essential Best Practices to Support Change Detection

Overview

This exercise is meant to help you understand how best to prepare raster DEMs to support change detection.

Data and Materials for Exercises

Datasets

• F_BestPractices.Zip Data for this Exercise:

Prerequisite for this Exercise

• Some ArcGIS experience and knowledge of what a raster is
• ArcGIS 10.X w/ Spatial Analyst Extension
• GCD Add-In - Clean Raster Tool
• Excel

Step by Step

Part 1 - Find Problem

Part 2 - Manual Fix

Part 3 - Clean Raster Tool Fix.. not ideal

Related Online Help or Tutorials for this Topic

• Parent Workshop Topic
• Raster Data Models Podcast - From my Advanced GIS course
• Data Preparation Best Practices - Concept Reference

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