1 Challenge the future
Interactive Simulation and Visualization of Large-Scale Flooding Scenarios
2 Challenge the future
Introduction
Brisbane/ Queensland: Getty / Jonathan Wood Indonesia: NASA
3 Challenge the future
Introduction
areas with elevation above (green) and below (red) sea level
Population density in areas of different elevation levels in the Netherlands
4 Challenge the future
Introduction
Dykes and artificial structures for protection, channels and rivers for water distribution
5 Challenge the future
Introduction
6 Challenge the future
Topic Overview
7 Challenge the future
Real-time 3D Visualization of massive LiDAR Point Clouds
8 Challenge the future
Real-time 3D Visualization of massive LiDAR Point Clouds
9 Challenge the future
Real-time 3D Visualization of massive LiDAR Point Clouds
Local Feature Size
Scale-Space [Perona1990]
Gradient Magnitude-based Features [Zhou and Sun]
10 Challenge the future
Real-time 3D Visualization of massive LiDAR Point Clouds
Feature-Adaptive Triangulated Irregular Networks [Huang2009]
Tessellation
11 Challenge the future
Real-time 3D Visualization of massive LiDAR Point Clouds
Labelling [Moosmann2009]
too coarse
too fine
12 Challenge the future
Real-time 3D Visualization of massive LiDAR Point Clouds
Point Cloud Compression
13 Challenge the future
Interactive, adaptive Simulation of Flooding Scenarios
simple flow models small scales
14 Challenge the future
Interactive, adaptive Simulation of Flooding Scenarios
better computational models, medium-size computation horizon [Brodtkorb2009]
15 Challenge the future
Interactive, adaptive Simulation of Flooding Scenarios
16 Challenge the future
Interactive, adaptive Simulation of Flooding Scenarios
general public
decision makers
17 Challenge the future
GIS Integration
Img. 1,2 & 5: Pennsylvania State University; Bajwa2002; Wang2010
1 2
3 4
5
18 Challenge the future
Multi-Scenario, Comparative Simulation Visualization
momentary workflow
19 Challenge the future
Multi-Scenario, Comparative Simulation Visualization
target workflow
20 Challenge the future
Multi-Scenario, Comparative Simulation Visualization
Uncertainty Visualization [Hengl2004]
Computational Steering
21 Challenge the future
Multi-Scenario, Comparative Simulation Visualization