Chapter 12 - GIS Fundamentals Final

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created 10 months ago by Abby_Bohman
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GIS Fundamentals
Chapter 12
spatial sampling, interpolation
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1

Why perform a spatial interpolation?

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2

Describe four different sampling patterns, and provide the relative advantages or disadvantages of each? Which do you think is used most in practice, and why

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3

12.3 - 12.10 page 564

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4

What is a primary difference between a spline interpolation method and a trend surface interpolation?

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5

What is the primary difference between a trend surface interpolation and a kriged interpolation?

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6

Describe the variogram. What does it represent on the x and y axes, and what are the important regions/points of the plot?

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7

12.14 page 568

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8

What is the convex hull? How is it calculated/determined?

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9

12.16 - 12.17

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10

Describe/define a kernel density map. Include how the values are based on the samples.

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11

Write down and describe at least one function or equation used to generate a density surface

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12

12.20 - 12.21

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