# Regularization

## Our own work

Solving ill-conditioned and singular linear systems:
A tutorial on regularization
(my views on regularization)
Image reconstruction through regularization by envelope
guided conjugate gradients (my tomography paper)

## Some Good Sites

Regularization Tools (Matlab toolbox by Per Christian Hansen)

IPNet: Inverse Problems Network

Inverse Problems at the Industrial Mathematics Institute Linz
and some of its
Industrial Projects

Inverse Problems Home Page (Univ. of Alabama)

INTEGRA - Geophysical 3-D Modeling

IDENT, Inverse Problems at INRIA

Inverse Problems Home Page (University of Alabama)

Geophysical Inverse Theory
(by John A. Scales and Martin L. Smith)

Parameter Estimation Projects at BOKU Wien

Surface Interpolation and Approximation

## Some People

Heinz Engl (inverse and ill-posed problems)
Jerry Eriksson (nonlinear least squares regularization)

with online thesis

Martin Hanke (numerical methods for ill-posed problems)

Per Christian Hansen (discrete ill-posed problems)

Joe Matarese (geophysical inverse problems)

Grace Wahba (smoothing splines)

IPNet: Inverse Problems Network (providing the IPNet Digest,
email addresses and
home pages of people working in the field)

## Some Applications

Deconvolution of Hubble Space Telescope Images and Spectra
(by Hanisch, White and Gilliland)
Evaluation of Image Restoration Algorithms Applied to Hubble Space Telescope Images

Image Restoration References

Digital Mammography Home Page

Computer Vision

Detection and Tracking of Vortices on Oceanographic Images
from
INRIA Studies in Dynamic Ground-Sea-Atmospheric Observations

Multiresolution Analysis

## Some Journals

Inverse Problems

## Some Conferences

International Workshop on Nonlinear and Improperly Posed Problems,
August 15-13, 1998, Kocaeli, Turkey

Nonlinear Analysis

Global Optimization

Protein Folding

Interval Methods

Mathematical Software

Computational Mathematics Links

Mathematics Links

Statistics Links

Recent Papers and Preprints

my
home page (http://www.mat.univie.ac.at/~neum)

Arnold Neumaier (Arnold.Neumaier@univie.ac.at)