Some material of general interest on different aspects of image understanding methods.

Robust Techniques for Computer Vision
This is a chapter from the book Emerging Topics in Computer Vision, G. Medioni and S. B. Kang (Eds.), Prentice Hall, 2004.

Robust Techniques for Computer Vision 2001
This is an older material -- the pdf transparency masters of a tutorial on estimation in computer vision.

Smoothed Differentiation Filters
A short summary of the properties and a list of one-dimensional filtering sequences for underlying polynomial structure up to the sixth degree and orders of differentiation up to five. The complete reference is given in the text.

Independent Component Analysis
Several state-of-the-art approaches to Independent Component Analysis (ICA), including cumulants and neural networks are reviewed.

Robust Principal Components
A survey of current robust approaches toward principal component analysis.