Classifying Recent AFL Players by Position: Part 4 (How Many Player Types Are There?)

In today’s blog post, the fourth in a series that started with this one, we’ll take the self-organising map that we’ve been using in Parts 2 and 3 and rework it to provide one answer to the question of how many distinct position types there are. The AFL Ratings site implicitly posits 7 distinct types, but the data might suggest otherwise.

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Update: Does An Extra Days' Rest Matter in the Finals

Back in 2012 I investigated the question of whether or not the number of days' rest that a team received in the Finals had any significant effect on its subsequent performance.

This year's Finals scheduling has made this topic highly relevant again, so it seems timely to update that analysis to include data from the intervening years and to incorporate some of the improvements I've made to estimating team ratings in that same period.

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Player Experience Data: Analysis and Modelling

Some of you will already know about the fantastic Fitzroy R package, which makes available a slew of match and player data spanning the entire history of the V/AFL. A number of people are already doing interesting things with that data, and this will be the first in what I expect will be a series of blog posts from me doing my own investigations and analyses with that data.

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