Lab 6 – Change detection by using DEMs

Lab 6 – Profiles of DEMs and change detection by using the DEMs

Author: Yong Wang   Affiliation: North CarolinaView   Date: 31 Aug 2013
Audience: Higher Education   Course Material: Yes
Description: This lab introduces students to change detection using subtraction of two images. Through the exercise, students will subtract two Digital Elevation Model (DEM) images and then derive volumetric changes between them or from time 1 to time 2.
Skill Level: Introductory   Imagery: LiDAR
Software Requirements: ERDAS IMAGINE 2013+
AV Resources Used: Yes   Download Access: Public
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