Learning Modules

About these Modules

The modules below were developed under and funded by the National Science Foundation’s Tribal Colleges and Universities Program (award #1641310), and are freely available for download and use by Tribal Colleges and Universities, Alaska Native-serving institutions, and Native Hawaiian-serving institutions in order to promote high-quality science, technology, engineering and mathematics (STEM) education, research, and outreach.

To use these modules, click on the links below to download the associated documents and datasets. These are available in several formats for ease of use.


 

Structure-from-Motion (SfM) and Multi-View-Stereo (MVS) for 3D Terrain Modeling

Description:

This module surveys the practice of applying the SFM and MVS techniques to process multiple aerial photographs into an orthomosaic, which can be subsequently used as a map or used to create a three dimensional surface model. Topics covered include stereo vision, relief displacement, aerial triangulation, and SfM-MVS.

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Geometric Rectification

Description:

This module covers the steps involved in correcting the planimetric positioning of features within satellite imagery as a necessary pre-processing step for later analysis. Topics covered include image-to-map rectification, image-to-image rectification, ground control points, and interpolation methods.

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Supervised Classification for Land Use / Land Cover Mapping

Description:

This module explores the process of identifying and categorizing land cover types in a satellite image using a computer algorithm calibrated upon a large base of pre-defined training data. This is followed by an investigation of various accuracy assessments associated with this classification method.

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Unsupervised Classification for Land Use / Land Cover Mapping

Description:

This module explores the process of identifying and categorizing land cover types in a satellite image using an image clustering algorithm that requires with limited human input. In addition, an investigation of various accuracy assessments associated with this classification method is provided.

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AQUARIUS Time Series Software

Description:

This module explores the use of the AQUARIUS software to model changes in hydrological parameters over time. Topics covered include types and components of a hydrological time series, data correction practices, and data analysis and statistics.

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HEC-GeoRAS for Floodplain Inundation Mapping Using

Description:

This module covers aspects of hydrodynamic modelling, including the process underlying the mapping of floodplain inundation due to peak flows. To do this it focusses on the use of the GIS extension HEC-GeoRAS (Hydrologic Engineering Center- River Analysis System, developed by US Army Corps of Engineers). 

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Introduction to Image Processing in R

Description:

This module provides a basic overview of R, a statistical and graphics computing language, for image processing functions using the integrated development environment RStudio. No prior coding experience is required, but users will need to download both R and RStudio, both of which are open source and available at no cost.

IMPORTANT NOTE: The download materials below include only the lecture and lab manual. Additional data are required to complete the lab, which may be found here.

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Elements of Interpretation

Description:

This module is intended for introductory remote sensing or GIS classes and covers the basic principles of image interpretation. The lab exercise is participation in the USFWS-funded Drones for Ducks project, and entails labeling different types of waterfowl (ducks, geese, and cranes) on the Zooniverse citizen science platform. No birding knowledge/experience is required!Download
Open Source Materials: Copyright Information

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/