|
Digital Terrain Analysis in a Gis Environment. Concepts and Development |
|
|
1 | (44) |
|
|
|
1 | (1) |
|
Digital Terrain Analysis in a GIS Environment |
|
|
2 | (2) |
|
|
4 | (17) |
|
Vector-scalar Functions: Spatial Curves, Curvature and Surfaces |
|
|
4 | (10) |
|
Scalar-vector Functions: Gradient Vector, Slope and Aspect |
|
|
14 | (3) |
|
The Link between Surface Geometry and Surface Flow: Gradient and Curvature |
|
|
17 | (3) |
|
Vector Analysis and Digital Terrain Modelling: Geometric Characterisation of Topographic Surfaces |
|
|
20 | (1) |
|
|
21 | (17) |
|
Digital Representation of Topographic Surface: Continuity and Smoothness |
|
|
21 | (3) |
|
Calculation of Partial Derivatives for Gradient and Curvature Estimation |
|
|
24 | (4) |
|
Which Gradient Calculation Method Should be Used? |
|
|
28 | (5) |
|
Avoiding Second-order Derivatives: Break Lines and Inflexion Lines |
|
|
33 | (2) |
|
Calculation of Singular Points |
|
|
35 | (2) |
|
Digital Drainage Analysis: Ridge and Valley Lines |
|
|
37 | (1) |
|
|
38 | (7) |
|
|
39 | (6) |
|
From Mathematical Morphology to Morphological Terrain Features |
|
|
45 | (22) |
|
|
|
45 | (1) |
|
First Steps in Mathematical Morphology |
|
|
46 | (4) |
|
|
46 | (1) |
|
|
47 | (1) |
|
|
47 | (3) |
|
From Topographic Maps to DEMs |
|
|
50 | (2) |
|
|
51 | (1) |
|
Interpolation Along Steepest Slope Lines |
|
|
51 | (1) |
|
From DEMs to River Networks |
|
|
52 | (7) |
|
Spurious Pits and their Suppression |
|
|
54 | (3) |
|
|
57 | (2) |
|
Contributing Drainage Areas |
|
|
59 | (1) |
|
|
59 | (3) |
|
|
62 | (1) |
|
|
62 | (1) |
|
|
62 | (5) |
|
|
63 | (4) |
|
Optimisation of Interpolation Parameters Using Cross-Validation |
|
|
67 | (16) |
|
|
|
|
|
67 | (1) |
|
Interpolation by Regularised Spline with Tension |
|
|
68 | (2) |
|
The RST Control Parameters |
|
|
70 | (1) |
|
Evaluation of Interpolation Accuracy |
|
|
71 | (2) |
|
Application to Digital Terrain Modelling |
|
|
73 | (2) |
|
|
75 | (4) |
|
|
79 | (4) |
|
|
81 | (2) |
|
Scale-Dependent Effect of Input Data Design on Dem Accuracy |
|
|
83 | (16) |
|
|
|
83 | (3) |
|
|
86 | (1) |
|
|
87 | (2) |
|
Statistical Analysis of Interpolated Surfaces |
|
|
88 | (1) |
|
|
89 | (3) |
|
|
89 | (2) |
|
|
91 | (1) |
|
|
92 | (1) |
|
|
93 | (6) |
|
|
97 | (1) |
|
|
98 | (1) |
|
Srtm as a Possible Source of Elevation Information for Soil-Landscape Modelling |
|
|
99 | (22) |
|
|
|
|
|
99 | (1) |
|
Gaps and Noise in SRTM Data |
|
|
100 | (1) |
|
Digital Surface Model vs. Digital Elevation Model |
|
|
101 | (2) |
|
|
103 | (4) |
|
Description of the Test Area |
|
|
103 | (1) |
|
|
104 | (3) |
|
|
107 | (4) |
|
Possible Solutions for Data Improvement of SRTM |
|
|
107 | (4) |
|
|
111 | (4) |
|
Quantitative Comparison of the SRTM DEM to National DEMs |
|
|
111 | (4) |
|
Two Possible SRTM Processing Workflows |
|
|
115 | (1) |
|
Workflow for Building a Seamless Pan-European DEM for Non-critical Applications |
|
|
115 | (1) |
|
Procedure for Building a Seamless DEM |
|
|
116 | (1) |
|
|
116 | (5) |
|
|
118 | (1) |
|
|
119 | (1) |
|
|
119 | (1) |
|
|
119 | (1) |
|
|
120 | (1) |
|
|
120 | (1) |
|
Development of a Pan-European River and Catchment Database |
|
|
121 | (24) |
|
|
|
|
|
|
|
121 | (2) |
|
|
123 | (1) |
|
|
124 | (3) |
|
|
124 | (1) |
|
|
125 | (1) |
|
Environmental Data Layers |
|
|
126 | (1) |
|
|
127 | (8) |
|
|
128 | (2) |
|
|
130 | (3) |
|
|
133 | (2) |
|
Drainage Basin Delineation |
|
|
135 | (1) |
|
|
135 | (2) |
|
|
137 | (3) |
|
|
137 | (2) |
|
Adding Names to Rivers and Catchments |
|
|
139 | (1) |
|
|
140 | (5) |
|
|
141 | (3) |
|
|
144 | (1) |
|
Decision Supporting Hydrological Model for River Basin Flood Control |
|
|
145 | (38) |
|
|
|
145 | (2) |
|
|
147 | (16) |
|
Cell Link Network Definition Based on Digital Elevation Model (DEM) |
|
|
149 | (2) |
|
Rain or Snow, and Snowmelt |
|
|
151 | (1) |
|
Interception and Through-fall Estimation |
|
|
151 | (1) |
|
Evaporation and Evapotranspiration |
|
|
152 | (2) |
|
Modelling of the Subsurface Run-off Processes |
|
|
154 | (6) |
|
Surface Run-off Calculation |
|
|
160 | (1) |
|
|
161 | (1) |
|
|
162 | (1) |
|
Application of the DIWA Model in the Upper Part of the Tisza River Basin |
|
|
163 | (15) |
|
Background and Some Characteristics of the Tisza Basin |
|
|
163 | (5) |
|
Data Preparation and Pre-processing |
|
|
168 | (3) |
|
Calibration and Validation |
|
|
171 | (5) |
|
Scenario Analysis for Vegetation Density Changes on the Upper-Tisza Basin |
|
|
176 | (2) |
|
|
178 | (5) |
|
|
180 | (3) |
|
Potential Flood Hazard and Risk Mapping at Pan-European Scale |
|
|
183 | (20) |
|
|
|
|
|
|
|
183 | (2) |
|
Flood Hazard Mapping Using DEM |
|
|
185 | (1) |
|
|
186 | (5) |
|
Step 1: Defining the Elevation Difference of Each Pixel with the River |
|
|
187 | (1) |
|
Step 2: Defining the Critical Water Levels |
|
|
187 | (4) |
|
Potential Flood Hazard Maps of Europe |
|
|
191 | (3) |
|
Validation of the Flood Hazard Map |
|
|
194 | (2) |
|
From Regional Flood Hazard to Regional Flood Risk |
|
|
196 | (3) |
|
A Flood Risk Map of Europe |
|
|
199 | (1) |
|
|
200 | (3) |
|
|
200 | (1) |
|
|
201 | (2) |
|
High-Resolution Dem for Design of Flood Emergency Reservoirs |
|
|
203 | (24) |
|
|
|
203 | (5) |
|
|
208 | (5) |
|
The Digital Elevation Model of the Reservoir |
|
|
213 | (4) |
|
|
213 | (1) |
|
|
213 | (2) |
|
|
215 | (2) |
|
Application of DEM to Flood Mitigation Plans |
|
|
217 | (5) |
|
Quick Area and Reservoir Capacity Calculation |
|
|
217 | (2) |
|
Capacity Curve for Planning |
|
|
219 | (1) |
|
Flow Direction, Inundation and Discharge Simulation, Running-off Modelling |
|
|
219 | (3) |
|
Monitoring of Environmental Changes, Siltation |
|
|
222 | (1) |
|
|
222 | (5) |
|
|
224 | (2) |
|
|
226 | (1) |
|
A Quantitative Procedure for Building Physiographic Units for the European Soter Database |
|
|
227 | (32) |
|
|
|
|
|
227 | (3) |
|
|
230 | (16) |
|
|
230 | (1) |
|
|
230 | (2) |
|
|
232 | (14) |
|
|
246 | (8) |
|
|
254 | (5) |
|
|
255 | (1) |
|
|
256 | (1) |
|
|
257 | (2) |
|
Solar Resource Modelling for Energy Applications |
|
|
259 | (16) |
|
|
|
|
|
|
259 | (1) |
|
Solar Radiation Modelling |
|
|
260 | (1) |
|
Spatially Distributed Solar Databases |
|
|
261 | (2) |
|
Solar Radiation Model r.sun and Terrain Parameters |
|
|
263 | (4) |
|
Elevation Above Sea Level |
|
|
264 | (1) |
|
|
264 | (1) |
|
|
265 | (2) |
|
PVGIS: Application of solar Radiation Model in an Assessment of Photovoltaic Power generation |
|
|
267 | (2) |
|
|
269 | (6) |
|
|
270 | (2) |
|
|
272 | (3) |
|
|
|
Grass and R - Advanced Gis and Statistical Tools for Dem Analysis |
|
|
275 | (8) |
|
|
|
275 | (1) |
|
|
276 | (5) |
|
|
281 | (2) |
|
|
282 | (1) |
|
|
282 | (1) |
|
Calculation of Potential Drainage Density Index (PDD) |
|
|
283 | (7) |
|
|
|
283 | (2) |
|
Derivation of the PDD Layer |
|
|
285 | (5) |
|
|
285 | (1) |
|
|
286 | (1) |
|
Step 2. Flow Accumulation/Contributing Area/Catchment Area |
|
|
286 | (1) |
|
|
286 | (2) |
|
Step 4. Potential Drainage Density (PDD) |
|
|
288 | (2) |
|
|
290 | (1) |
Appendix: An Arc/Info® AML file to derive a PDD layer from a filled DEM |
|
290 | (7) |
About the Authors |
|
297 | (10) |
Index |
|
307 | |