GCD 5 Help

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GCD 5 Help Navigation

  • GCD 5 Help Portal
  • GCD Command Reference
    • Project Menu
      • New Project
      • Open Project
      • Close Project
    • Data Preparation Menu
      • Survey Library
      • Create Bounding Polygon
      • Point Cloud to DEM Tool - INACTIVE
      • Create Concurrent Grids (INACTIVE)
    • GCD Analysis Menu
      • Change Detection
      • Batch Change Detection
      • Budget Segregation
    • Customize Menu
      • Options
      • FIS Library
  • GCD Concept Reference
    • Project
    • Data Preparation - Best Practices
    • DEM Differencing
    • Fuzzy Inference Systems for Modeling DEM Error
    • Error Propagation
  • Example Data Sets
  • Tutorials & How To...
    • 01. Setup & Installation
    • 02. Building DEMs
    • 03. Simple DoD in Raster Calculator
    • 04. Basic DoD Analysis in GCD
    • 05. Thresholding in GCD
    • 06. Spatial Coherence & Bayesian Updating
    • 07. Applying Fuzzy Inference Systems in GCD
    • 08. Building your own FIS
    • 09. Working with Hybrid Surveys in GCD
    • 10. Interpreting GCD Outputs
    • 11. Budget Segregation
    • 12. Transient Storage
  • Known Bugs
  • Future Feature Request
  • GCD Support Forum
  • GCD Workshops

GCD Software

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  • © 2011 - Disclaimer & Copyright

GCD 5 Help Portal

NOTICE: GCD 5 has been superseded by GCD 6. 

These help pages apply to all versions of GCD 5. 

No further development or support will be provided on GCD 5.

GCD Command Reference

  • Customize Menu
    • FIS Library
    • Options
  • Data Preparation Menu
    • Create Bounding Polygon
    • Create Concurrent Grids (INACTIVE)
    • Point Cloud to DEM Tool - INACTIVE
    • Survey Library
    • Water Stage Library
  • GCD Analysis Menu
    • Batch Change Detection
    • Budget Segregation
    • Change Detection
    • Reservoir Analysis
  • Project Menu
    • Close Project
    • New Project
    • Open Project

Tutorials & How To Pages

  • 01. Setup & Installation
  • 02. Building DEMs
  • 03. Simple DoD in Raster Calculator
  • 04. Basic DoD Analysis in GCD
  • 05. Thresholding in GCD
    • Custom Elevation Change Distributions
  • 06. Spatial Coherence & Bayesian Updating
  • 07. Applying Fuzzy Inference Systems in GCD
  • 08. Building your own FIS
    • Fuzzy Membership Funciton Input & Ouput Plots in R
  • 09. Working with Hybrid Surveys in GCD
  • 10. Interpreting GCD Outputs
  • 11. Budget Segregation
  • 12. Transient Storage


GCD Concept Reference

  • Data Preparation - Best Practices
    • Concurrency
    • Consistent Area of Interest Extents
    • Orthogonality
  • DEM Differencing
  • Error Propagation
  • Fuzzy Inference Systems for Modeling DEM Error
  • Project
    • *.gcd Files
    • Analsyses Folder
    • Inputs Folder

Example Data Sets

  • Fluvial Examples
    • CA - Sulphur Creek



Creative Commons License
GCD Software by ET-AL is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

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