Archive | 2011

Update on SSAC soccer analytics forum

There have been changes to the lineup for the Soccer Analytics forum at this year's Sloan Sports Analytics Conference.  Landon Donovan and Sunil Gulati are no longer listed as panelists, but there are some other participants: Bruno Aziza (Microsoft) Gavin Flieg (Manchester City) Steven Houston (Chelsea) Blake Wooster (Prozone) Ian Graham (Decision Technology, University of […]

The tension between open-source and proprietary soccer analytics

My post in response to the Brian Phillips article in Slate touched a little on the issues of open source versus proprietary approaches to soccer analytics, but this blog post at Hot Time in Old Town (a Chicago Fire fan’s site) has motivated me to write more at length on the subject.  It’s something that […]

The state-of-the-art of referee analytics in football

Analytics work in soccer has tended to focus on the performance of teams and players, but it is inevitable that attention would turn to match referees.  Assessment of referee performance — especially concerning  specific referees — is extremely important not only to the leagues and the teams, but also (let's admit this) to gambling interests.  […]

When is the right time to make a substitution?

Football managers have few opportunities to directly influence a match — the starting lineup, the halftime team talk, and the substitutions available to him.  Substitutions can be made for tactical reasons, or they can be forced through injury.  If you consider only substitutions that are made for strategic reasons, when is the best time to […]

A couple of cool math software

I was looking around for some open-source math software today, and stumbled across two packages that I want to share with those of you (both of you??) who might be interested.The first is a software tool called CVXMOD.  It is a Python-based tool for setting up and solving convex optimization problems, and was developed by […]

Assumptions, complexity, and openness — A response to Brian Phillips

Eric Vormelker hijacked my celebratory post with an article from Brian Phillips in Slate that questioned the move toward analytics in soccer.  (Quite all right, Eric!)  The article hits on points that I’ve made in previous posts on soccer analytics.  Being self-referential in blog posts is bad form, so I’ll just point you to the […]