Unit 054 - Representing Fields

Table of Contents

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Topics covered in this unit
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Metadata and Revision History
1. What is a field?
 
2. What types of fields are there?
 
3. Fields and discrete entities
3.1 Examples to clarify the dichotomy
3.1.1. Weather forecasting
3.1.2. Lakes in Minnesota
3.1.3. Benefits and disbenefits of fields
4. How are fields represented?
4.1 Rectangular cells
4.2 Rectangular grid of points
4.3 Irregularly spaced points
4.4 Digitizer contours
4.5 Polygons
4.6 Triangulated irregular networks (TINs)
5. Other representations

6. References

7. Exam and discussion questions

8. Exercise

Evaluation
Citation

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