Project
Throughout this course we will learn about various types of spatial data, where to acquire data and how to process and analyze remote sensed data. The final project is the culmination of this course and will put to use the geospatial skills you have learned throughout the semester. This is also a chance for you to investigate a topic of your choice.
General Information
The project will be similar to some of the labs you have completed but with a topic of your choosing. The primary guideline for the project is that you must use remote sensing to analyze changes over time in a location of your choice. As part of the project you will be required to acquire and process a minimum of two data sets (for two different time periods) for the same geographic locations. You will then process the data and conduct an analysis using some of the techniques we learned in this class.
Projects are individual and the final product will be a report that is due during finals week. You will be graded both on your data acquisition, processing and analysis as well as the content and quality of your final report. We will start working on the projects in the second half of the semester, but you should start thinking about possible topics early on.
Project Deliverables
Project Proposal
Your propose should define the topic of your project, the data you'll be using, and the analysis methods you'll use. The proposal will be due approximately midway through the semester. This will allow me to evaluate if the project is feasible, meets the requirements of the class and to provide you feedback.
Final Report
You will prepare a professional style final report to deliver the results of you final project.
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Data Submission
In addition to the report you will also need to submit your data. You will submit both your processed data and the analysis files generated as part of your project.
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Final Project Guidelines
Your final project will use remote sensing to analyze changes over time in a location of your choice. As part of the project you will be required to acquire and process a minimum of two data sets (for two different time periods) for the same geographic location. You will then conduct an analysis using the techniques we learned in this class to examine the changes in the landscape. The culmination of the project will be a complete report detailing the outcome of your project. You will be graded both on your data acquisition, processing and analysis as well as the content and quality of your final report.
Acquire Data
You will acquire remote sensed data. For this project I suggest you use Landsat data (Level 1 or Surface Reflectance Data), NAIP Images and Aerial photographs. You will need to download a minimum of two data sets for the same geographic location for two different time periods. If you want to use other data than what is listed above please consult with me. You may also want to acquire other geospatial data like DEMs, shapefiles, or tabular data.
Pre-Process Data
The level of pre-processing will depend of the data you are using. This can include Radiometric Calibration & Atmospheric Correction (for Landsat Level 1 Data), Layer Stacking (for Landsat Surface Reflectance Data), Georeferencing, Mosaicking and Pansharpening.
Subset/Mosaic Data
After processing you should subset your data to focus on your region of interest. You can subset by creating your own Region of Interest (ROI) or using a vector file. If you are using NAIP files you may need to mosaic the file
Analyze Data
You might analyze your data by digitizing features like glaciers or water bodies. You can also use indices like NDVI or NBR to look at vegetation health or fire severity. Other analysis approaches include conducting a classification or some form of raster analysis.
Interpret Results
Your final report needs to include quantitative results. You will need to interpret and quantify your results . Here are some possible examples:
- Calculate and compare changes in area. This can be done manually (digitizing features) or using classification or raster analysis.
Examples include: Compare changing area of land cover classes, lake surface or snow surface area change. Burn severity class area. - Compute changes in distance to things like track shoreline erosion, glacier retreat etc.
- Compare index (NDVI, NBR) values by calculating a "difference" layer, or using sampling points. Can also create difference classes, i.e. decrease in NDVI, no change, increase in NDVI and compare area and extent of classes.