A Transdimensional Map of Australian Moho Earthquake of the
Week Thomas Bodin 28 Oct 2011
Slide 2
The Moho
Slide 3
Different Types of Measures Reflection Refraction (no point
measures along lines) Broadband Receiver Functions High Frequency
Receiver Functions Tomography Historical seismicity Gravity
Slide 4
AusMoho Different issues 1.Levels of noise ? 2. Irregular
distribution of data 3. Moho depth varibility is variable 4. Sharp
discontinuities may be have been smoothed Surface fitting with
Splines
Slide 5
A Transdimensional Ensemble Solution
Slide 6
A Probabilistic Formulation Moho Depth P(Moho Depth |data)
Slide 7
Expected values Average MapMap of Sdt Deviation
Slide 8
Different Ways to Look at the Solution Average Map
Slide 9
Different Ways to Look at the Solution Arithmetic Mean Harmonic
Mean Median Maximum
Slide 10
Inferred levels of Data Uncertainties
Slide 11
Skewness (3 rd Order Moment)
Slide 12
Kurtosis (4 th order moment) Log(Kurtosis)
Slide 13
Map of correlation between one pixel and all the other
pixels
Slide 14
Limits of Non-linear Bayesian Inference. Example with weather
forecast