This video tutorial is focused specifically on how you use Fuzzy Inference Systems for a change detection calculation in GCD.
See here for more information on Fuzzy Inference Systems and how to customize them.
Downloads > Older Versions > GCD 4.0 > GCD 4 Help > 2. Video Tutorials > D. Types of DoD Analyses > 3. Types of DoD Uncertainty Analysis and Thresholding >