Visualization of a Forest System Jennifer Hill

Visualization of a Forest System

• Jennifer Hill

• 2007 Eco-Informatics Summer Institute

• Oregon State University

Turn this:

• Turn this:

Why visualize data?

• Easier to understand

• Reveals trends

• Communicate with the public

• …It’s a three dimensional world!

The Data Set

• LTER Reference Stands

• Multiple years and locations
• Detail-rich

• Data processing

• Calculate heights
• Integrate GIS data
• DEM concerns

The Program

• Built with Visual C++ and OpenGL

• Over 850 lines of code!

• Functions

• Navigation
• Year swapping
• Stand swapping
• Tree selection

Future Work

• Improve the user interface

• Process more data

• Include texturing

Acknowledgments

• To Eugene Zhang and Don Henshaw for their help and mentorship,

• to Howard Bruner and Theresa Valentine for their help in acquiring data,

• to the organizers of the EISI program,

• to the National Science Foundation for their generous funding,

• and to the people at HJ Andrews Experimental Forest,

• Thank you for this terrific summer experience!

Demo

• https://netfiles.uiuc.edu/jihill/shared/EISI