1. Chapter 9 Map Digitizing and GPS
For the book
Mapping in the Cloud
Guilford Press
Michael P. Peterson

4. Raster Encoding

5. Vector Encoding

6. Other encoding methods

7. X,Y Coordinate Digitizer

8. Large format scanner

9. Raster to
Vector
Conversion

10. Relationship between Cartesian
and spherical coordinates

11. GPS
satellite

12. Handheld
GPS
receiver

13. Measuring signal travel time

14. GDOP - Geometric Dilution of Precision

15. Discriminating Signal from Background Noise

16. Signals from multiple satellites determine location

17. Differential Correction