%
%
Anisotropy
% bkusc - Backus average for thin layered TI
anisotropy
% bkuslog - Computes Backus Average from log data
% CSiso - 6x6 stiffness and compliance tensors
for isotropic rock
% c2anis
- Anisotropy parameters (Thomsen) from stiffnesses
Cij
% c2sti
- Convert between stiffness and compliance for TI symmetry
% c2vti
- Stiffness Cij to velocity for TI media
% cti2v
- Stiffness Cij to fast/slow velocities and
Thomsen parameters
% ezbond -
Coordinate rotation for stiffness tensor using Bond
% transformation
% Rorsym - reflectivity in the symmetry plane for
interfaces between
% 2 orthorhombic media
% Rruger - Reflectivity AVOZ in weakly anisotropic
media
% v2cti
- Velocities to stiffnesses Cij for TI media
%
%
AVO
% avopp - Reflectivity vs. angle, P-to-P for
single interface
% avops - Reflectivity vs. angle, P-to-S for
single interface
% avo_abe - AVO
intercept and gradient attributes for P-P and P-S
% eimp - Far-offset elastic impedance for P-P
and P-S (reflection angle)
% eimp2
- Far-offset elastic impedance for P-P and P-S (incidence angle)
%
%
%
Effective Medium
% berrysc - Self-Consistent (Berryman) effective
elastic moduli
% berryscm - Self-Consistent (Berryman) multi-component
(> 2)
% effective elastic moduli
% berryscp - Effective elastic moduli vs. pressure for
multi-component
% composite using Berryman's
Self-Consistent method
% bkus - Backus average anisotropic stiffnesses for thin layers
% bound
- Upper and Lower bounds on elastic moduli of aggregates
% critpor - Velocity, density, moduli at critical
porosity
% dem - Differential Effective Medium elastic
moduli
% dem1
- Differential Effective Medium elastic moduli at a single
% volume fraction of constituents
% echeng - Eshelby-Cheng
TI stiffnesses Cijkl for
cracked rock
% hash
- Hashin-Shtrikman upper and lower bound plot
for moduli
% hashv - Hashin-Shtrikman
upper and lower bound plot for velocities
% hudson -
% hudson3
-
% hudsoncone -
% hudsonF -
%
%
%
Fluid Effects, Velocity Dispersion, &
Attenuation
% biot - Velocity dispersion and attenuation
from Biot theory
% biothf - High frequency limiting velocity from Biot theory
% biothfb - Approximate high frequency limiting
velocity from Biot theory
% bkti - Brown & Korringa
anisotropic (TI) saturated compliances
% BKc2c
- Brown & Korringa (stiffness) arbritrary anisotropy and fluids
% BKd2s
- Brown & Korringa arbritrary
anisotropy dry to sat.
% BKs2d
- Brown & Korringa arbritrary
anisotropy sat. to dry
% BKs2s
- Brown & Korringa (compliance) arbritrary anisotropy and fluids
% co2prop
- CO2 properties versus temperature and pressure
% flprop - Reservoir fluid properties from Batzle-Wang relations
% flpropui - Reservoir fluid properties from Batzle-Wang relations
%
- with interactive input/output dialog boxes.
% gassmnk - Gassmann fluid substitution (bulk moduli)
% gassmnv - Gassmann fluid substitution (velocities)
% mmti - Unrelaxed wet
frame anisotropic (TI) compliances from dry
% patchw - White's patchy model with Dutta-Ode correction
% squirt
- Mavko squirt model for high frequency
saturated velocities
% stdlin - Standard linear viscoelastic
solid
%
%
%
Granular Media
% Cem - Dvorkin
cementation model
% hertzmind - Bulk and shear
moduli of sphere packs using Hertz-Mindlin model
% hertzmindv - Vp, Vs of sphere packs using
Hertz-Mindlin model
% Johnson
- Norris-Johnson model for stress-induced anisotropy in
% sphere packs
% John_Makse -
Johnson-Makse model for stress-induced anisotropy in
sphere
% packs
% Unconsol - Modified Hashin-Shtrikman
lower bound with Hertz-Mindlin
% for unconsolidated sediments
% walton - Bulk and shear moduli of sphere packs
using Walton's model
% waltonv - Velocities of sphere packs using Walton's
model
%
%
%
Moduli and Velocities
% ku2v
- Velocities from bulk and shear moduli and density
% lm2v - Velocities from Lame's constants and
density
% v2ku
- Bulk and shear moduli and Poisson's ratio from velocities
% v2lm
- Lame's constants and Poisson's ratio from velocities
%
%
Permeability
% PermMenu - Menu tool to select different permeability
models
% BernabeE - Bernabe
permeability model
% Bloch
- Bloch empirical permeability model
% CoatDum - Coates-Dumanoir
permeability model
% Coates
- Coates permeability model
% FredrichE - Fredrich et al. permeability model
% KozCarmE - Kozeny-Carman
% ModKozCarm -
Modified Kozeny-Carman with percolation porosity
% Owolabi - Owolabi et al.
permeability model
% PandaLake - Panda-Lake
permeability model
% PandaLakeKCE -
Panda-Lake Kozeny-Carman model
% RevilE - Revil et al. shaly permeability model
% Timur - Timur
permeability model
% Tixier - Tixier
permeability model
% WylGregE - Wyllie Gregory Kozeny-Carman model
%
%
Signal Processing
% fftplot - Amplitude and phase spectra plot
% iatrib - Instantaneous attributes (amplitude,
phase, frequency)
%
%
%
Statistics
% bayesclass - Bayes classification based on pdf
% hist2d
- Bivariate histogram of data
% monte - Monte-Carlo draws from non-parametric
marginal cdf
% (followed by
linear regression)
% monteccdf - Monte-Carlo draws
from non-parametric conditional cdfs
% pdfbayes - Non-parametric pdf
estimation, Bayes' error & Information
%
%
Synthetic Seismograms and Wave
Propagation
% ezseis - Quick normal incidence seismic section
from velocity and
% density
% kenfdisp - Velocity dispersion in 1-D layered media
% kenfrtt - Exact traveltimes in 1-D layered media
for normally
% incident plane waves
% kennet - Invariant imbedding wave propagation in
1-D layered media for
% plane waves at normal incidence
% pgator - Propagator matrix wave propagation in
1-D layered media for
% plane waves at normal incidence
% sourcewvlt -
Default source wavelet
%
%
%
Utilities
% blockav - Block average of logs or signals
% loadlas - Load LAS formatted file