Introduction | |
Spatial data analysis | |
Purpose of the book | |
Key concepts | |
Structure of the book | |
Further reading | |
Key concepts 1: GISystems | |
Introduction | |
Data and data models | |
Raster data | |
Vector data | |
Topology | |
Databases | |
Database management | |
Referencing systems and projections | |
Geocoding | |
Spatial data collection | |
Secondary sources | |
Remote sensing | |
Ground survey | |
Sources of data error | |
Visualising spatial data | |
Querying data | |
Boolean logic | |
Summary | |
Further reading | |
Key concepts 2: statistics | |
Introduction | |
Univariate statistics | |
Multivariate statistics | |
Inferential statistics | |
Statistics and spatial data | |
Summary | |
Further reading | |
Key concepts 3: spatial data analysis | |
Introduction | |
Distances | |
Measuring lengths and perimeters | |
Length of vector features | |
Measuring areas | |
Areas of polygons | |
Distances from objects: buffers | |
Vector buffers | |
Raster proximity | |
Spatial dependence and spatial autocorrelation | |
Moving windows: basic statistics in sub-regions | |
Geographical weights | |
Spatial scale | |
The ecological fallacy and the modifiable areal unit problem (MAUP) | |
Merging polygons | |
Uncertainty in spatial data analysis | |
Geographic data mining | |
Summary | |
Further reading | |
Combining data layers | |
Introduction | |
Multiple features: overlays | |
Line intersection | |
Point in polygon | |
Overlay operators | |
'Cookie cutter' operations: erase and clip | |
Applications and problems | |
Multicriteria decision analysis | |
Case study | |
Summary | |
Further reading | |
Network analysis | |
Introduction | |
Networks | |
Network connectivity | |
Summaries of network characteristics | |
Identifying shortest paths | |
Location-allocation problems | |
Other problems and approaches | |
Case study | |
Summary | |
Further reading | |
Exploring spatial point patterns | |
Introduction | |
Basic measures | |
Exploring spatial variations in point intensity | |
Quadrats | |
Kernel estimation | |
Distance based measures | |
Nearest neighbour methods | |
K function | |
Applications and other issues | |
Case study | |
Summary | |
Further reading | |
Exploring spatial patterning in data values | |
Introduction | |
Spatial autocorrelation | |
Local statistics | |
Local univariate measures | |
Local spatial autocorrelation | |
Regression and correlation | |
Spatial regression | |
Moving window regression (MWR) | |
Geographically weighted regression (GWR) | |
Other approaches | |
Case studies | |
Spatial autocorrelation analysis | |
GWR | |
Summary | |
Further reading | |
Spatial interpolation | |
Introduction | |
Spatial interpolation | |
Triangulated irregular networks | |
Regression for prediction | |
Inverse distance weighting | |
Thin plate splines | |
Ordinary kriging | |
Variogram | |
Kriging | |
Other approaches and other issues | |
Areal interpolation | |
Case studies | |
Variogram estimation | |
Spatial interpolation | |
Summary | |
Further reading | |
Analysis of grids and surfaces | |
Introduction | |
Map algebra | |
Image processing | |
Spatial filters | |
Derivatives of altitude | |
Other products derived from surfaces | |
Case study | |
Summary | |
Further reading | |
Summary | |
Review of key concepts | |
Approaches | |
Other issues | |
Problems | |
Where next? | |
Summary and conclusions | |
References | |
Matrix multiplication | |
Ordinary kriging system | |
Problems and solutions | |
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