Category Archives: FORT 230

Using a DEM

This map shows contour lines generated from the PASDA 3.2 foot DEM. I used the ArcGIS spatial analyst tool to develop contour lines with a vertical elevation of 20 feet and index contours at 100 feet. I also made two … Continue reading

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Color Imagery Analysis Fall 2017

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Panchromatic Images from Study Sites

 

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Remote Sensing and Aerial Photography Class Presentations

Here are links to old lectures on my Penn State Pass Space. http://www.personal.psu.edu/pel2/FORT230/Forestry Interpretation of Aerial Photos.htm  This uses an old version of web page generated from PowerPoint.  http://www.personal.psu.edu/pel2/FORT230/FilmsFiltersPhotographicProcess.htm  http://www.personal.psu.edu/pel2/FORT230/Intro-aerial-photos-notes.htm Just images   http://www.personal.psu.edu/pel2/FORT230/Multiple-Images.htm  http://www.personal.psu.edu/pel2/FORT230/Notes-Forestry-Uses-Aerial-Photos.htm http://www.personal.psu.edu/pel2/FORT230/NotesStereoscopicViewing.htm http://www.personal.psu.edu/pel2/FORT230/Photo-Recon-Lab.htm   obsolete lab http://www.personal.psu.edu/pel2/FORT230

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Remote Sensing Field Site Visits

Each of the sites we visited have grown in so much since I last visited them two years ago, especially the Birch Run site.

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Remote Sensing Type Study Sites FAll 2015

This fall we are using four sites for the Remote Sensing Type Study Project. We made the first visit on 9/2. Above is a map of the areas visited. During the course of the semester we will look at the … Continue reading

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Wildfire Smoke

This article, from NPR, describes the bad effects of Wildfire smoke. Smoke is a difficult phenomenon to sense with most remote sensing tools. It changes quickly and may not last long. In many ways it’s like sensing other weather phenomena. Here … Continue reading

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Happy New Year 2015

I got this image on Facebook showing the western hemisphere. I couldn’t find the web site, but I was able to download  the image. Here is the caption from NASA: NOAA’s GOES-East satellite captured this stunning view of the Americas … Continue reading

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Is the color spectrum arbitrary?

The following video from The Atlantic Monthly explains why the ROYGBIV division of the visible color spectrum is arbitrary. This is interesting to think about when dealing with different types of aerial photo imagery. We always need to create categories … Continue reading

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Problem Solved

In Aerial Photo Interpretation I have assignments where the students need to embed a map from Google maps into their report. In WordPress it has been working fine for me, but not for the students. This was quite mystifying! I … Continue reading

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