Iterated Prisoner's Dilemma
This weekend I watched Dr Hannah Fry's documentary on game theory, and was inspired by her discussion of Robert Axelrod's tournament to simulate the iterated prisoner's dilemma (IPD) for myself.
Prime Number Digit Frequencies
Today I became curious about the relative frequencies of the digits that appear in prime numbers (in base 10).
Naturally, I wrote a little program to show the answer - digit-freq2:
Halstead Software Complexity of Perl Code
The other day I stumbled across the Wikipedia entry for Halstead software complexity and became curious about how the language Perl would measure up.
Now I knew the adage that "only perl can parse perl", but I also knew about the PPI set of modules on the CPAN. So I got to reading/experimenting...
Continue reading Halstead Software Complexity of Perl Code...
Bach Choral Harmony Network Diagrams
Today I decided to revisit the Bach Choral Harmony data set and look at chord progression transitions.
In order to do this I wrote a small program that tallies the movement from one chord to another, and then outputs a Graphviz dot file that can be turned into an image.
Making Chernoff Faces with Perl
Today being a Saturday, I decided to noodle around with the GD::Simple module and constructed rudimentary Chernoff faces - Cartoon data visualization.