R: Geophysical Inverse Theory and Optimization

# Geophysical Inverse Theory and Optimization

## Documentation for package ‘PEIP’ version 2.2-5

- DESCRIPTION file

## Help Pages

PEIP-package | Inverse Theory Functions for PEIP book
Ainv | An Inverse Solution
art | ART Inverse solution
bartl | Bartlett window
bayes | Bayes Inversion
blf2 | Bounded least squares
cgls | Conjugate gradient Least squares
chi | Chi function
chi2cdf | Chi-Sq CDF
chi2inv | Inverse Chi-Sq
contoursc | Image Display
dcost | cosine transform
error.bar | Plot Error Bar
flipGSVD | Flip output of GSVD
gcval | Get c-val
gcv_function | gcv func
get_l_rough | One-D Roughening
ginv | Get inverse
GSVD | Generalized SVD
idcost | Inverse cosine transform
imagesc | Image Display
interp2grid | Bilinear and Bicubic Interpolation to Grid
irls | Iteratively reweight least squares
irlsl1reg | L1 least squares with sparsity
kac | Kaczmarz
linesconst | Plot constant model
lmarq | Lev-Marquardt Inversion
loadMAT | Load a Matlab matfile
l_curve_corner | L Curve Corner
l_curve_tgsvd | L curve tgsvd
l_curve_tikh_gsvd | L-curve tikh gsvd
l_curve_tikh_svd | L-curve Tikhonov
mcmc | Maximum likelihood Models
Mnorm | Matrix Norm
nnz | Non-zeros
occam | Occam inversion
PEIP | Inverse Theory Functions for PEIP book
phi | Integral of Normal Distribution
phiinv | Inverse Normal Distribution Integral
picard_vals | Picard plot
plotconst | Plot constant model
quadlin | Lagrange multiplier technique
rnk | Rank of Matrix
setDesignG | Set a Design Matrix.
shawG | Shaw Model of Slit Diffraction
sirt | SIRT Algorithm for sparse matrix inversion
tinv | Inverse T-distribution
USV | Singular Value Decomposition
Vnorm | Vector 2-Norm
vspprofile | Vertical Seismic Profile In 1D