CSC320S: Introduction to Visual Computing
Tutorial Notes, etc.

Tutorials - Fridays, 9am

• Last name: A-L (BA 1230, Sam Hasinoff - t8hasino@cdf)
• Last name: M-Z (BA 1240, Marcus Brubaker - t4brubak@cdf)

Tutorial Notes

• Introduction to matrices and images in VXL
• Linear algebra review, solving linear systems [pdf]
• Computing the singular value decomposition (SVD) in VXL
• Fitting a polynomial to a 1D image patch, with weighting [example figure]
• Gaussian weight function, sliding window algorithm [pdf]
• Sobel mask for gradients, Lowe feature detector [pdf]
• Derivations related to PCA and eigenvectors
• [coming] Gaussian-Laplacian pyramids and image blending, Beier-Neely morphing
• [coming] Convolutions, linear interpolation [pdf]
• [coming] Wavelets, Haar basis [pdf]
• [coming] Building SIFT feature descriptors, and matching them

Useful Links

• C++ Language
• A C++ Language Tutorial/Reference (nice general reference)
• C++ for Java programmers - basic differences, in more detail
• VXL - C++ Libraries for Computer Vision Research and Implementation
• VXL documentation homepage and top-level overview
• vnl library (vectors, matrices, numerics) - overview, API
• vil library (images) overview, API
• FLTK ("Fast Light Toolkit") - for creating graphical user interfaces in C++.
• FLTK 1.1 programming manual
• Math background
• Singular Value Decomposition - A Primer [local pdf] - quick introduction to the SVD and some applications (nice)
• The Matrix Cookbook [local pdf] - extensive mathematical reference on matrices
• MathWorld - "the web's most extensive mathematics resource" (online encyclopedia)
• Eran Guendelman's math reference [local pdf] - variety of collected math notes (advanced)