GIS: Six functional capabilities

1
GIS Six functional capabilities

• data capture
• storage
• management
• retrieval
• Spatial analysis
• display

2
Basic Spatial Analysis functions

• Selection and Classification (chapter 9)
• Dissolve (chapter 9)
• Proximity Functions and Buffering (chapter 9)
• Overlay (chapter 9)
• Network Analysis (chapter 9)
• Interpolation (Chapter 11)

3
Selection
Boolean expressions
4
Classification
examples
5
Dissolve
6
Proximity Functions
7
Proximity Functions
point buffer
8
Proximity Functions
line buffer
9
Proximity Functions
distance surface - classified
10
Overlay
vector overlay
11
Overlay
12
Network Analysis
Least cost
13
Network Analysis
allocation across a network
14
Interpolation
?
15
Fixed Radius Sampling
16
IDW
(Inverse Distance Weighted)