APBRmetrics

wclark3.github.io/basketball Just updated the rankings to include last night's games. Plan is to update once weekly (meant to do it last night but the data source changed format over the ASG break and I had to re-write my scraper). I won't post here every time, just thought it would be relevant to s...

A couple quick replies. Lasso don't think as highly of Spurs All the models think not-so-well of individual Spurs but tend to think highly of the Spurs overall. One thing I have been doing (silently here) is including team effects as controls in all regressions. I am letting them be unpenalized, i.e...

Just did a bit of a deeper dive into some of Crow's questions about model correlation: http://wclark3.github.io/2016/02/20/bball-model-comp.html Also added a note about model accuracy which I found really interesting (and unexpected). The models are all about as accurate as each other when it comes ...

Also, Evan Zamir showed how to calculate RAPM with Python and Spark here: http://nyloncalculus.com/2015/07/29/gue ... -a-how-to/ Thanks for the link, I think that's very cool stuff. Hadn't seen that before but it's exactly what I was looking for and hoping to provide BTW, unless I'm confused, the 3...

To begin with, apologies if I am stepping on toes here, not sure what the etiquette is on stuff like this. I have noticed a lot of one-off blogs or threads here and there talking about methodologies for things like regularized adjusted plus minus. What I haven't seen much of (or any of) is sharing r...