Discussion documents

replica.ps.gz. | PDF | | DJVU | abstract. | <- UK | Canada -> | replica.ps.gz. abstract.

` Thresholds of Low-Density Parity Check Codes (Discussion Document) '.

bethe.ps.gz. | PDF | | DJVU | abstract. | <- UK | Canada -> | bethe.ps.gz. abstract.

` Questions about the Bethe Free Energy and Sum-Product (Discussion Document) '.
With Jonathan Yedidia, William Freeman, and Yair Weiss

xword.ps.gz. xword.pdf. abstract. | <- UK | Canada -> | xword.ps.gz. xword.pdf. abstract.

` Counting Crosswords '. by David J C MacKay and Jeremy Thorpe
Draft 2.5 uploaded Wed 19/4/06

covariance.ps.gz. covariance.pdf. abstract. | <- UK | Canada -> | covariance.ps.gz. covariance.pdf. abstract.

` How to Parameterize a Two--Dimensional Covariance Matrix '.

• VIDasher - efficient communication with two buttons for blind people (html)
• Slides on an interesting visual 'antiglass' illusion (html)
• A sermon on Chi-squared for "hypothesis testing" | postscript | pdf |
• Comments on 'Maximum Likelihood Estimation of Intrinsic Dimension' by E. Levina and P. Bickel (2004)
• An entropic slip
• BayeSys (by John Skilling) (my notes)
• Contributions to a mixture of Gaussians puzzle
• Fri 15/8/03. Breath Dasher
• How do biological systems convert Free Energy to Work? (with R.S. MacKay)
• SeeSAT: Program for visualizing the set of solutions to random 3-SAT problems
• Simple Proofs of a Rectangle Tiling Theorem