mGstat
		Next

mGstat

Thomas Mejer Hansen

<thomas.mejer.hansen@gmail.com>

Copyright © 2004-2011 Thomas Mejer Hansen

Jan 06, 2011

Abstract

mGstat is a geostatistical Matlab toolbox. Both native functions and interfaces to GSTAT, VISIM(GSLIB), SNESIM, and S-GeMS are provided

Table of Contents

1. Installation

System Requirements
mGstat from SVN

GSTAT
VISIM
SNESIM
S-GeMS

Global settings

MGSTAT_VERBOSE_LEVEL
SEMIVAR_DEF
GSTLAPPLIHOME
SGEMS_DEV

2. Native Matlab kriging algorithms

Specifications of data locations

Modeling spatial correlation

Semivariogram specification
Synthetic semivariogram
Experimental semivariogram

Kriging Options
Kriging examples

3. GSTAT from Matlab

Working with GSTAT and mGstat

The GSTAT parameter file in mGstat
An interactive GSTAT session in Matlab

GSTAT-related m-files

gstat
gstat_read_par
gstat_write_par
gstat_krig
gstat_convert
gstat_binary
semivar_exp_gstat

GSTAT examples

GSTAT ex03
GSTAT ex04
GSTAT ex05
GSTAT ex06
GSTAT ex07
GSTAT ex09
GSTAT ex10

4. VISIM - Direct and Gaussian sequential simulation

Running VISIM from Matlab
Plotting VISIM realizations

VISIM examples

visim_init
Direct Sequential Simulation
Correlated data errors
Simulation of linear inverse problems
Cross borehole tomography example

5. SNESIM - Single Normal Equation SIMulation

Working with SNESIM and mGstat

Working with SNESIM and mGstat

6. S-GeMS - The Stanford Geostatistical Modeling Software

Install S-GeMS

S-GeMS data format

GEOEAS to S-GeMS
S-GeMS to EAS

Using S-GeMS

Sequential simulation using S-GeMS
Unconditional sequential Gaussian simulation using S-GeMS
Conditional sequential Gaussian simulation
Unconditional SNESIM and FILTERSIM Gaussian simulation using S-GeMS
Convert image to training image;
Simulation demonstration
Probability perturbation (PPM)

Traveltime calculation using FAST

Compile nfd using g77
fast_fd_2d
fast_fd_2d_traveltime
fast_fd_2d_traveltime_matrix
fast_fd_clean
Computing sensitivity kernels using nfd

8. Matlab Reference

Core functions

VISIM functions

SNESIM functions

read_snesim
snesim
snesim_init
snesim_prior_sampler
snesim_set_resim_data
write_snesim

S-GeMS functions

eas2sgems
sgems
sgems2eas
sgems_clean
sgems_demo
sgems_get_par
sgems_grid
sgems_grid_py
sgems_image2ti
sgems_plot_project
sgems_plot_structure
sgems_ppm
sgems_read
sgems_read_project
sgems_read_xml
sgems_set_resim_data
sgems_variogram_xml
sgems_write
sgems_write_grid
sgems_write_pointset
sgems_write_xml

FAST/nfd functions

eikonal_raylength
fast_demo
fast_fd_2d
fast_fd_2d_chunk
fast_fd_2d_traveltime
fast_fd_2d_traveltime_matrix
fast_fd_clean
fast_fd_write_par
test_fast_fd

Misc functions

List of Tables

2.1. kriging options

© 2004-2010 Thomas Mejer Hansen.

This site is hosted by

		Next
		Chapter 1. Installation