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Category Archives: Inference
Measure theory and sports team selection
For several years now I have been reading this paper by Kevin Knuth and John Skilling, about the foundations of measure theory, probability, and MaxEnt. I still only 70% understand it, but the idea is interesting and appeals to my … Continue reading
Posted in Cricket, Inference, Mathematics
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Introducing ‘Brews’, and two cool things from the internet
A few brief items… I’ve made a little web page for sharing results of analyses I do (mostly these will be posterior samples and marginal likelihood values). I’ll aim to put things up when they’re sufficiently mature and ‘finished’, in the hope … Continue reading
Posted in Inference, Personal
2 Comments
A Rosenbrock challenge for MCMC folks…
Note: After I posted this the first time, I started to distrust my own results. I am confident the properties of the problem are probably something like what my figures show, but perhaps different in a couple of details. I … Continue reading
Posted in Computing, Inference
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A frequentist does his maths homework
Question 1: Solve the quadratic equation . Answer: The two solutions are given by the quadratic formula where , , and . Therefore, after some simplification, the two solutions are and . I don’t like much how there is an ambiguity … Continue reading
Posted in Inference
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Gains from trade versus(?) subjective wellbeing
This year I’ve been learning basic economics. It’s a cool subject. One interesting concept is “gains from trade”. The idea is that a person probably only participates in a trade if they think they’d benefit from it. If two parties … Continue reading
Posted in Economics, Entropy, Inference
3 Comments
A JAGSlike interface to DNest4
As you probably know, I use Diffusive Nested Sampling (the latest implementation of which is DNest4) to do almost all of my data analysis. It works on pretty much all problems I throw at it, as long as the likelihood function … Continue reading
Posted in Inference, Personal
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Methinks it is like a weasel
This is my first proper blog post for a while. Apologies for the gap. I have been busy with visits from three of my favourite colleagues (Kevin Knuth, Daniela Huppenkothen, and Dan ForemanMackey), followed by teaching an undergraduate course for which … Continue reading
Posted in Inference, Personal
3 Comments