Schedule
Day 1 - 17th of June 2019
Morning. General introduction
- Brief introduction: schedule of the course, overview of the types of geostatistical models for geological heterogeneity, presentation of the participants (P. Renard)
- Introduction to the Pluri-Gaussian technique (N. Madani)
Afternoon theory: Fundamentals of two-point Geostatistics (N. Madani)
- Principles of two-point Geostatistics for facies modeling
- Deterministic geo-domains modeling (hacking probabilistic approaches)
Afternoon laboratory exercises:
- Indicator kriging and Sequential Indicator Simulation practice (MATLAB code and Ar2gems)
Day 2 - 18th of June 2019
Morning theory. Introduction of PluriGaussian Simulation (N. Madani)
- Introduction to Truncated Gaussian Simulation
- Pluri-Gaussian Simulation (Definition of flag, thresholds and variogram analysis)
Morning laboratory exercises:
- Examples of geo-domains modeling with forbidden contacts from a siliciclastic platform (MATLAB code)
Afternoon theory: Dealing with heterogeneity in PluriGaussian simulation (N. Madani)
- Vertical proportion curve (is it really helpful?)
- Non-stationary modeling by IRF-k
- Examples of more complicated flag definitions (hierarchical model based on evolution of geological domains)
Afternoon laboratory exercises:
- Modeling of heterogeneity considering the predefined interpretive block model (MATLAB code)
- Enhanced practice for hierarchical Pluri-Gaussian modeling
Day 3 - 19th of June 2019
Morning theory: Introduction to MPS (P. Renard)
- General principle and philosophy of MPS
- Concept of training image
- Basic algorithm and variants
Morning laboratory exercises:
- First simple application of DeeSse for a stationary case (in Ar2gems)
- Comparison with Sequential Indicator Simulation
Afternoon theory: From stationary to non-stationary simulations (J. Straubhaar)
- Understanding DeeSse parameters in a categorical case
- Requirements of a training image / how to get it and what should be its properties
- Dealing with non-stationarity in the simulation grid
Afternoon laboratory exercises:
- How to generate a Training Image and a trend of orientation to control the simulation
- A simple practical case study: the Areuse delta (in Ar2gems)
Day 4 - 20th of June 2019
Morning theory: modeling with elementary training images (P. Renard)
- Elementary training images and invariances
- Parameterization of the structure
Morning laboratory exercises:
- Construction of elementary training images
- Use of invariant distances
- Modeling a fluvio-glacial aquifer from borehole data (in Ar2gems)
Afternoon theory: multivariate simulations (J. Straubhaar)
- Multivariate MPS and gap-filling
- Tests on synthetic applications
- Multivariate, multitemporal satellite image gap-filling
Afternoon laboratory exercises:
- How to deal with non-stationarity when using analog data?
- Use of secondary attributes