Estimating Landslide Thickness from Satellite Data
Author Information
Author(s): Borgatti Lisa, Donati Davide, Hu Liwei, Landi Germana, Zama Fabiana
Primary Institution: University of Bologna
Hypothesis
Can a regularization method based on mass conservation principles effectively estimate landslide thickness from satellite-derived elevation data?
Conclusion
The proposed method successfully estimates landslide thickness and shows good agreement with geological interpretations.
Supporting Evidence
- The method was validated using synthetic datasets that provided controlled conditions for testing.
- Results showed that the method maintained stability and accuracy across various noise levels.
- The application to real-world data from the Fels landslide demonstrated the method's practical value.
Takeaway
This study created a way to figure out how thick landslides are using satellite pictures, which helps keep people safe from landslides.
Methodology
The study used a regularization approach based on mass conservation principles to solve an inverse problem for estimating landslide thickness.
Potential Biases
The method may be sensitive to noise in the input data from various measurement technologies.
Limitations
Real datasets are noisy and complex, making it difficult to derive a unique basal surface.
Digital Object Identifier (DOI)
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