GIS/MEA 584:
Mapping and Analysis Using UAS

Topic 5: Advanced analytics

A. UAS and lidar data: comparison, fusion and analysis

Outline:

  • Analysis of lidar and UAS DSMs differences
  • Patching and smooth fusion of UAS and lidar DSM
  • Overland flow simulation on fused DEM

Lecture:

Supplemental materials:

Assignment 5A

Homework:

Prepare report on differences between lidar and UAS elevation data, their fusion and impact of different fusion/patching techniques on overland flow modeling.

B. Analysis of multitemporal UAS data and its applications

mapping plant growth, soil erosion and other phenomena, temporal data framework, python

Outline:

  • monitoring landscape changes using UAS
  • introduction to temporal data framework
  • basic analysis of 3D time series
  • applications: monitoring plant growth, coastal erosion, soil erosion, flooding

Lecture:

Supplemental materials:

Assignment 5B

Homework:

Prepare report on mapping plant growth, viewsheds and water flow patterns using ultrahigh resolution DEMs.