Category Archives: Inference

Some software I’ve been working on

Hi everyone. I’ve recently been expanding my computational horizons and it has helped me to put some of my trans-dimensional Bayesian inference codes for astronomy into a more usable state for others, with configuration files in YAML, nonzero documentation (though … Continue reading

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DNest4 version 0.2.0

G’day everyone. This post is to update you on some work I’ve been doing (along with some collaborators, notably João Faria) on DNest4. So, you’ll likely only care if you’re a user of that package. There have been enough additions … Continue reading

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New video about overfitting

Recently I popped across the road to AUT to give a talk for their statisticians and applied mathematicians. In the Q&A session, I got asked about overfitting, and had the same experience I described in this old post. This motivated … Continue reading

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News and updates

Just a quick post to let you all know about some recent goings-on in my research over the last couple of months. Former MSc student and current PhD student Oliver (Ollie) Stevenson was profiled on our department’s homepage. Ollie is … Continue reading

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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

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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

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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

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