De Rerum Natura

Randomness, entropy, pattern matching, maps, geometry, knots, and scientific readings

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Monthly Archives: August 2011

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Ferry to Chappaquidick

Posted on August 21, 2011 by Andrés

20110821-013731.jpg

Posted in Randomness | Leave a comment

Bookshop!

Posted on August 21, 2011 by Andrés
Posted in Randomness | Leave a comment

Edgartown

Posted on August 21, 2011 by Andrés

20110821-124752.jpg

Posted in Randomness | Leave a comment

Diego likes the clams!

Posted on August 21, 2011 by Andrés
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Edgartown. Obama is next door!

Posted on August 21, 2011 by Andrés

20110821-121202.jpg

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At port, Woods Hole. Going to visit Diego and Lourdes in Martha’s Vineyard.

Posted on August 21, 2011 by Andrés

20110821-081125.jpg

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The unsupervised inference problem for seven pairwise correlated recognizers is solvable

Posted on August 21, 2011 by Andrés

It takes 127 variables to describe the space of all possible pair wise correlations between 7 recognizers. This is equal to the number of label voting patterns $L^R – 1 = 2^7 – 1 = 127$. Conjecture: the problem is solvable.

Posted in Error Theory, Machine Learning | Tagged Unsupervised inference | Leave a comment

Mathematica syntax highlighter test

Posted on August 14, 2011 by Andrés

Testing the syntax highlighter with Mathematica code,
[mathematica]
(* Using algebra to prove geometry theorems *)
LinesAreParallel[{a:point,b:point},{c:point,d:point}] :=
Simplify[
(a[[1]] – b[[1]])(c[[2]] – d[[2]]) -
(a[[2]] – b[[2]])(c[[1]] – d[[1]])
]
[/mathematica]

Posted in Illustration | Leave a comment

Testing new code syntaxhighlighter

Posted on August 14, 2011 by Andrés

A new code syntax highlighter has been installed

#! /usr/bin/env python
if __name__ == '__main__':
    print "I am highlighted"
Posted in Illustration | Leave a comment

MathJax re-enabled and Cambria typeface installed

Posted on August 7, 2011 by admin

MathJax is now re-enabled on the blog. I’m trying a 30 day trial of Cambria typeface. Not sure if it works, since it does not look that different from the default web fonts.

Posted in Fonts, MathJax | Leave a comment

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